TOP252-262 POWERINT [Power Integrations, Inc.], TOP252-262 Datasheet
TOP252-262
Related parts for TOP252-262
TOP252-262 Summary of contents
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... TOP252-262 ® TOPSwitch-HX Family ® Enhanced EcoSmart , Integrated Off-Line Switcher with Advanced Feature Set and Extended Power Range Product Highlights Lower System Cost, Higher Design Flexibility Multi-mode operation maximizes effi ciency at all loads • New eSIP-7F and eSIP-7C packages • Low thermal impedance junction-to-case (2 °C per watt) • ...
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... TOP252-262 ® EcoSmart – Energy Effi cient Energy effi cient over entire load range • No-load consumption • Less than 200 mW at 230 VAC • Standby power for 1 W input • >600 mW output at 110 VAC input • >500 mW output at 265 VAC input • ...
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... A High Effi ciency Universal Input Power Supply ........................................................................................... 24 Key Application Considerations .............................................................................................................................. 25 TOPSwitch-HX vs.TOPSwitch-GX ....................................................................................................................... . 25 TOPSwitch-HX Design Considerations .................................................................................................................. 26 TOPSwitch-HX Layout Considerations ................................................................................................................... 27 Quick Design Checklist .......................................................................................................................................... 31 Design Tools .......................................................................................................................................................... 31 Product Specifi cations and Test Conditions .......................................................................................................... 32 Typical Performance Characteristics .................................................................................................................... 39 Package Outlines .................................................................................................................................................... 43 Part Ordering Information ........................................................................................................................................ 47 www.powerint.com Section List TOP252-262 3 Rev. F 01/09 ...
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... TOP252-262 V C CONTROL ( SHUNT REGULATOR/ ERROR AMPLIFIER - 5 (LIMIT) CURRENT LIMIT ADJUST ON/OFF STOP LOGIC MULTI- FUNCTION (M) V OVP OV/ UV LINE DC SENSE MAX K PS(UPPER) K PS(LOWER) Figure 3a. Functional Block Diagram (P and G Packages CONTROL ( SHUNT REGULATOR/ ERROR AMPLIFIER ...
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... SHUTDOWN/ AUTO-RESTART HYSTERETIC THERMAL SHUTDOWN STOP SOFT START D OSCILLATOR MAX DC MAX WITH JITTER CLOCK F REDUCTION F REDUCTION SOFT START I OFF PWM FB I PS(UPPER) I PS(LOWER) TOP252-262 INTERNAL SUPPLY - + K - PS(UPPER PS(LOWER) + CURRENT LIMIT COMPARATOR SOURCE (S) CONTROLLED TURN-ON GATE DRIVER S Q LEADING EDGE R BLANKING PI-4511-082907 ...
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... TOP252-262 Pin Functional Description DRAIN (D) Pin: High-voltage power MOSFET DRAIN pin. The internal start-up bias current is drawn from this pin through a switched high- voltage current source. Internal current limit sense point for drain current. CONTROL (C) Pin: Error amplifi er and feedback current input pin for duty cycle control ...
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... Multi-mode operation optimizes and improves the power supply effi ciency over the entire load range while maintaining good cross regulation in multi-output supplies. TOP252-262 Auto-Restart Slope = PWM Gain (constant over load range) Full Frequency Mode Variable ...
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... TOP252-262 4. Switching frequency of 132 kHz reduces the transformer size with no noticeable impact on EMI. 5. Frequency jittering reduces EMI in the full frequency mode at high load condition. 6. Hysteretic over-temperature shutdown ensures automatic recovery from thermal fault. Large hysteresis prevents circuit board overheating. 7. Packages with omitted pins and lead forming provide large drain creepage distance ...
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... The CONTROL pin dynamic impedance Z CONTROL pin clamps external circuit signals to the V level. The CONTROL pin current in excess of the supply ) C current is separated by the shunt regulator and becomes the feedback current I TOP252-262 through the MAX is increased beyond PS(UPPER) LIMIT ...
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... TOP252-262 LINE 0 V S14 S15 S13 S12 DRAIN OUT Note: S0 through S15 are the output states of the auto-restart counter Figure 11. Typical Waveforms for (1) Power Up (2) Normal Operation (3) Auto-Restart (4) Power Down. On-Chip Current Limit with External Programmability The cycle-by-cycle peak drain current limit circuit uses the output MOSFET ON-resistance as a sense resistor ...
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... TOP252-262 or I exceeds goes below goes below the power and then back to normal. C(RESET) or exceeds no longer than OV(LS ✓ ✓ ✓ ...
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... TOP252-262 X Pin (Enabled) Output MOSFET Switching (Disabled) I (Default) LIMIT Current Limit DC (78%) MAX Maximum Duty Cycle V BG Pin Voltage -250 -200 -150 X and V Pins ( and M Packages) and M Pin (P and G Packages) Current (μA) Note: This figure provides idealized functional characteristics with typical performance values. Please refer to the parametric table and typical performance characteristics sections of the data sheet for measured data ...
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... TOP252-262 Soft-Start The 17 ms soft-start sweeps the peak drain current and switching frequency linearly from minimum to maximum value by operating through the low frequency PWM mode and the variable frequency mode before entering the full frequency mode ...
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... TOP252-262 CONTROL (C) EXTERNAL CURRENT LIMIT (X) VOLTAGE MONITOR (V) Figure 13a. VOLTAGE MONITOR (V) and EXTERNAL CURRENT LIMIT (X) Pin Input Simplifi ed Schematic. CONTROL (C) MULTI-FUNCTION (M) Figure 13b. MULTI-FUNCTION (M) Pin Input Simplifi ed Schematic. 14 Rev. F 01/09 Y, E/L and M Package TOPSwitch-HX 200 A (Negative Current Sense - ON/OFF, Current Limit Adjustment) ...
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... Typical Uses of FREQUENCY (F) Pin + DC D Input CONTROL Voltage Figure 14. Full Frequency Operation (132 kHz). www.powerint.com Input Voltage C PI-2654-071700 Figure 15. Half Frequency Operation (66 kHz). TOP252-262 + DC D CONTROL PI-2655-071700 15 Rev. F 01/09 ...
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... Input Voltage D V CONTROL Figure 16c. Three Terminal Operation (VOLTAGE MONITOR and EXTERNAL CURRENT LIMIT Features Disabled. FREQUENCY Pin Tied to SOURCE or CONTROL Pin) for TOP252-262 L and E Packages Input Voltage CONTROL Reset Figure 18. Line-Sensing for Undervoltage, Overvoltage, Line Feed-Forward and Latched Output Overvoltage Protection ...
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... PI-4722-021308 Figure 23. Current Limit Reduction with Line Voltage. can be an optocoupler . DC R Input Voltage C ON/OFF PI-2625-011008 Figure 25. Active-on Remote ON/OFF with Externally Set Current Limit. TOP252-262 + × For Values Shown V = 457.2 VDC 1N4148 ...
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... TOP252-262 Typical Uses of VOLTAGE MONITOR (V) and EXTERNAL CURRENT LIMIT (X) Pins (cont Input Voltage CONTROL TOP259-261YN would S X use the G pin as the return for Figure 26. Active-on Remote ON/OFF with Line-Sense and External Current Limit. Figure 28. Line-Sensing for Undervoltage, Overvoltage, Line Feed-Forward and ...
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... LIMIT DC See Figures 55b for other Input resistor values ( Voltage IL select different I values. LIMIT C PI-4733-021308 Figure 36. Current Limit Reduction with Line Voltage (Not Normally Required – See M Pin Operation Description). TOP252-262 × × For 102 ...
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... TOP252-262 Typical Uses of MULTI-FUNCTION (M) Pin (cont output or can be replaced by a manual switch. DC Input Voltage D M CONTROL Q R ON/OFF Figure 37. Active-on (Fail Safe) Remote ON/OFF. + ON/OFF Input Voltage CONTROL Figure 39. Active-off Remote ON/OFF with Externally Set Current Limit (see M Pin Operation Description) ...
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... R4 VR2 1N5250B 5.1 k U2B TOPSwitch-HX PS2501 1-H-A TOP258PN CONTROL 6.8 C8 100 TOP252-262 C12 470 pF 100 V C13 C14 C15 L2 680 F 680 F 220 F 3 C18 R12 L3 220 C17 C10 2200 C11 2 ...
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... TOP252-262 A High Effi ciency, 150 W, 250 – 380 VDC Input Power Supply The circuit shown in Figure 42 delivers 150 84% effi ciency using a TOP258Y from a 250 VDC to 380 VDC input input is shown, as typically at this power level a power factor correction stage would precede this supply, providing the DC input ...
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... CONTROL TOPSwitch-HX R12 C6 6 7.5 k 100 nF TOP258MN 2N3904 R18 39 k TOP252-262 R19 C26 68 100 pF 0 C20 C31 330 3.3 H D6-D7 STPS3150 C13 10 F C10 ...
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... TOP252-262 A High Effi ciency Universal Input Power Supply The circuit shown in Figure 44 delivers 88% effi ciency using a TOP260EN operating over an input voltage range of 90 VAC to 265 VAC. Capacitors C1 and C6 and inductors L1 and L2 provide common mode and differential mode EMI fi ltering. Capacitor C2 is the bulk fi ...
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... LIMIT LIMIT trim at 0.7 × I LIMIT 25 μA (4 MΩ sense impedance sweep through multi- mode characteristic TOP252-262 TOPSwitch-HX Advantages Improved effi ciency over load (e.g. at 25% load • point) Improved standby effi ciency • Improved no-load consumption • Protects power supply output during open loop fault • ...
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... TOP252-262 TOPSwitch-HX Design Considerations Power Table The data sheet power table (Table 1) represents the maximum practical continuous output power based on the following conditions output. 2. Schottky or high effi ciency output diode. 3. 135 V refl ected voltage (V ) and effi ciency estimates ...
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... In Figures narrow trace is shown between the output rectifi er and output fi lter capacitor. This trace acts as a thermal relief between the rectifi er and fi lter capacitor to prevent excessive heating of the capacitor. TOP252-262 27 Rev. F 01/09 ...
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... TOP252-262 Optional PCB slot for external heatsink in contact with SOURCE pins Input Filter Capacitor JP1 R1 Maximize hatched copper areas ( ) for optimum heat sinking Figure 46. Layout Considerations for TOPSwitch-HX Using P-Package. Optional PCB slot for external heatsink in contact with SOURCE pins ...
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... R4 VR2 Isolation Barrier C6 Capacitor VR1 HS1 R22 D6 R14 R8 R9 JP2 R5 VR2 TOP252-262 Y1- C6 R12 C10 Output Filter D3 C7 R13 R15 U2 R17 R12 - DC + Out Y1- C7 Output Filter R12 C16 D8 Transformer C17 R20 C10 ...
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... TOP252-262 Input Filter Capacitor R11 R5 Figure 50a. Layout Considerations for TOPSwitch-HX Using E-Package and Operating at 66 kHz. Input Filter Capacitor R11 R5 Figure 50b. Layout Considerations for TOPSwitch-HX Using E-Package and Operating at 132 kHz. 30 Rev. F 01/09 Isolation Barrier ...
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... R the worst case maximum specifi cation. does not DS Design Tools Up-to-date information on design tools can be found at the Power Integrations website: www.powerint.com TOP252-262 R12 C16 D8 HS2 Output Rectifier Output Filter ...
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... SOURCE = -40 to 125 °C J See Figure 54 (Unless Otherwise Specifi ed) FREQUENCY Pin Connected to SOURCE TOP252-258Y TOP255-262L TOP252-262E FREQUENCY Pin °C Connected to CONTROL J TOP252-258Y TOP255-262L TOP252-262E TOP252-258P/G/M TOP259-261Y 132 kHz Operation 66 kHz Operation I ≤ ≤ V(DC) M M(DC ...
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... See Figure °C J See Note °C J See Note ° ° ° See Note A Threshold °C J Hysteresis Threshold °C J Hysteresis TOP252-262 Min Typ Max Units 1.0 1.6 2.2 1.3 1.9 2.5 mA 1.6 2.2 2.9 4.4 5.8 4.7 6.1 5.1 6.5 mA 4.6 6.0 5.1 6.5 6.0 7.4 Ω 0.18 %/°C 7 kHz 50 ...
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... TOP252-262 Parameter Symbol Multi-Function (M), Voltage Monitor (V) and External Current Limit (X) Inputs Output Overvoltage Latching Shutdown I OV(LS) Threshold Current Pin Reset Voltage V(TH) V M(TH) Remote ON/OFF Negative Threshold I Current and Hysteresis REM ( Pin Pin Short Circuit V(SC) Current I M(SC Pin Short Circuit ...
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... TOP257LN di/dt = 530 mA/μ °C J TOP257YN/EN di/dt = 705 mA/μ °C J TOP258PN/GN di/dt = 170 mA/μ °C J TOP258MN di/dt = 310 mA/μ °C J TOP258LN di/dt = 620 mA/μ °C J TOP252-262 Min Typ Max Units 0.400 0.43 0.460 0.400 0.43 0.460 0.697 0.75 0.803 0.790 0.85 0.910 0.790 0.85 0.910 0.93 1.00 1.07 1.209 1.30 1 ...
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... TOP252-262 Parameter Symbol Circuit Protection (cont.) Self Protection Current Limit I LIMIT (See Note C) Initial Current Limit I INIT Power Coeffi cient P COEFF Leading Edge t Blanking Time LEB Current Limit Delay t IL(D) Thermal Shutdown Temperature Thermal Shutdown Hysteresis Power-Up Reset V Threshold Voltage C(RESET) ...
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... Output MOSFET Disabled and f i.e. I × where f LIMIT OSC, LIMIT(TYP) OSC drain voltage. The capacitance of electrolytic capacitors drops signifi cantly at tempera- DC specifi cation by ramping the DRAIN pin voltage up to but not DSS TOP252-262 Min Typ Max 1.45 1.70 2.25 2.60 1.20 1.40 1.80 2.10 1.05 1.20 1.55 1.80 0.90 1.05 1.35 1.55 18 ...
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... TOP252-262 VOLTAGE Figure 51. Duty Cycle Measurement. 120 100 Dynamic Impedance CONTROL Pin Voltage (V) Figure 52. CONTROL Pin I-V Characteristic. TOP254-258 Y, all Packages (X and V Pins) 470 Ω 470 Ω μF NOTES: 1. This test circuit is not applicable for current limit or output characteristic measurements. ...
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... O C. -150 -100 ( μ Notes: 1. Maximum and Minimum levels are based on characterization Includes the variation pin voltage Maximum Typical Minimum kΩ TOP252-262 PI-4754-120307 Typical -50 0 PI-4755-120307 1 125 O C. 0.9 . 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0 1.1 1 ...
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... TOP252-262 Typical Performance Characteristics (cont.) 1.1 1.0 0.9 -50 - Junction Temperature ( C) Figure 56. Breakdown Voltage vs. Temperature. 1.2 1.0 0.8 0.6 0.4 0.2 0 -50 - Junction Temperature ( C) Figure 58. Internal Current Limit vs. Temperature. 1.2 1.0 0.8 0.6 0.4 0.2 0 -50 - Junction Temperature ( C) Figure 60. Overvoltage Threshold vs. Temperature. 40 Rev. F 01/09 75 100 125 150 Figure 57. Frequency vs. Temperature. 75 100 125 150 Figure 59 ...
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... Figure 64. Control Current Out at 0% Duty Cycle vs. Temperature. www.powerint.com 400 500 EXTERNAL CURRENT LIMIT Pin Current ( A) Figure 62b. EXTERNAL CURRENT LIMIT Pin Voltage vs. Current. Figure 63b. MULTI-FUNCTION Pin Voltage vs. Current (Expanded). 75 100 125 150 Figure 65. Maximum Duty Cycle Reduction Onset Threshold TOP252-262 1 1.354 - 1147.5 × I 1.759 × 1.4 ...
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... TOP252-262 Typical Performance Characteristics (cont CASE T = 100 C CASE Drain Voltage (V) Figure 66. Output Characteristics. 10000 Scaling Factors: TOP262 TOP261 TOP260 TOP259 1000 TOP258 TOP257 TOP256 TOP255 TOP254 TOP253 100 TOP252 10 0 100 ...
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... Minimum metal to metal spacing at the package body for omitted pin locations is .068 in. (1.73 mm). PIN 7 5. Position of terminals to be measured at a location .25 (6.35) below the package body. .150 (3.81) 6. All terminals are solder plated. TOP252-262 .165 (4.19) .185 (4.70) .045 (1.14) .055 (1.40) .234 (5.94) .261 (6.63) .570 (14.48) REF. 7° ...
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... TOP252-262 ⊕ .004 (.10) -E- .240 (6.10) .260 (6.60) Pin 1 .367 (9.32) -D- .387 (9.83) .125 (3.18) .145 (3.68) -T- SEATING PLANE .100 (2.54) BSC .048 (1.22) .053 (1.35) .014 (.36) ⊕ .010 (.25) M .022 (.56 .367 (9.32) .387 (9.83) .200 (5.08) Max SEATING PLANE .020 (.51) Min .070 (1.78) BSC .030 (.76) .040 (1.02) 44 Rev. F 01/09 DIP-8C Notes: 1 ...
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... Solder Pad Dimensions MINIMUM .057 (1.45) .068 (1.73) (NOTE 5) .004 (.10) .009 (.23) .004 (.10) .036 (0.91) .012 (.30) .044 (1.12) TOP252-262 Notes: .060 .046 1. Controlling dimensions are inches. Millimeter sizes are shown in parentheses. .080 2. Dimensions shown do not include mold flash or other protrusions. Mold flash or protrusions shall not exceed ...
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... TOP252-262 2 0.403 (10.24) A 0.397 (10.08 0.325 (8.25) 0.320 (8.13) Pin #1 I.D. 0.070 (1.78) Ref. 0.050 (1.27) 3 0.020 M 0. FRONT VIEW 10° Ref. All Around 0.021 (0.53) 0.019 (0.48) 0.048 (1.22) 0.046 (1.17) 0.378 (9.60) Ref. 0.019 (0.48) Ref. END VIEW Notes: 1. Dimensioning and tolerancing per ASME Y14.5M-1994. 2. Dimensions noted are determined at the outermost ...
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... Pure Matte Tin (Pb-Free) ( and Y Packages) G Green Mold Compound (TOP256 E package only) • Tape & Reel and Other Options Blank Standard Confi gurations TL G Package (1000 min/mult.) TOP252-262 0.224 (5.69) Ref. 0.177 (4.50) Ref. 0.490 (12.45) Ref. 0.173 (4.40) 0.163 (4.15 0.089 (2.26) ...
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Revision Notes B Data sheet release C Added L package and TOP262 D Changed eSIP-7E to eSIP-7F. Added detail to PI-4917 and PI-5204. E Released TOP255-259LN and TOP262EN parts. F Added note for TOP256 P halogen free part availability For ...