TOP266KG Power Integrations, TOP266KG Datasheet

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TOP266KG

Manufacturer Part Number
TOP266KG
Description
IC OFFLINE SWITCHER 39W 58W
Manufacturer
Power Integrations
Series
TOPSwitch®-JXr
Datasheet

Specifications of TOP266KG

Output Isolation
Isolated
Frequency Range
66 ~ 132kHz
Voltage - Output
725V
Power (watts)
39W
Operating Temperature
-40°C ~ 125°C
Package / Case
12-BSOP (0.350", 8.89mm Width) Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
596-1399

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Product Highlights
EcoSmart – Energy Efficient
High Design Flexibility for Low System Cost
Extensive Protection Features
Advanced Package Options
www.powerint.com
TOP264-271
TOPSwitch-JX Family
Integrated Off-Line Switcher with EcoSmart
for Highly Efficient Power Supplies
Ideal for applications from 10 W to 245 W
Energy efficient over entire load range
No-load consumption below 100 mW at 265 VAC
Up to 750 mW standby output power for 1 W input at 230 VAC
Multi-mode PWM control maximizes efficiency at all loads
132 kHz operation reduces transformer and power supply size
Accurate programmable current limit
Optimized line feed-forward for line ripple rejection
Frequency jittering reduces EMI filter cost
Fully integrated soft-start for minimum start-up stress
725 V rated MOSFET
Auto-restart limits power delivery to <3% during overload faults
Output overvoltage protection (OVP)
Line undervoltage (UV) detection prevents turn-off glitches
Line overvoltage (OV) shutdown extends line surge withstand
Accurate thermal shutdown with large hysteresis (OTP)
eDIP
eSIP
eSOP
Extended creepage to DRAIN pin
Heat sink is connected to SOURCE for low EMI
66 kHz option for highest efficiency requirements
Simplifies meeting design derating requirements
Output short-circuit protection (SCP)
Output over-current protection (OCP)
Output overload protection (OPP)
User programmable for hysteretic/latching shutdown
Simple fast AC reset
Primary or secondary sensed
43 W / 117 W universal input power output capability with
PCB / metal heat sink
Low profile horizontal orientation for ultra-slim designs
Heat transfer to both PCB and heat sink
Optional external heat sink provides thermal impedance
equivalent to a TO-220
177 W universal input output power capability
Vertical orientation for minimum PCB footprint
Simple heat sink mounting using clip provides thermal
impedance equivalent to a TO-220
66 W universal input output power capability
Low profile surface mounted for ultra-slim designs
Heat transfer to PCB via exposed pad and SOURCE pins
Supports wave or reflow soldering
-7C package:
-12 package:
-12 package:
Technology
Description
TOPSwitch-JX cost effectively incorporates a 725 V power
MOSFET, high-voltage switched current source, multi-mode
PWM control, oscillator, thermal shutdown circuit, fault
protection and other control circuitry onto a monolithic device.
Typical Applications
Output Power Ratings
See next page.
eSIP-7C (E Package)
Figure 1.
Figure 2.
Notebook or laptop adapter
Generic adapter
Printer
LCD monitor
Set-top box
PC or LCD TV standby
Audio amplifier
AC
IN
TOPSwitch-JX
Typical Flyback Application.
Package Options.
eSOP-12 (K Package)
D
S
CONTROL
X
V
F
C
eDIP-12 (V Package)
November 2010
PI-5578-090309
OUT
DC
-
+

Related parts for TOP266KG

TOP266KG Summary of contents

Page 1

TOP264-271 TOPSwitch-JX Family ™ Integrated Off-Line Switcher with EcoSmart for Highly Efficient Power Supplies Product Highlights EcoSmart – Energy Efficient Ideal for applications from 245 W • Energy efficient over entire load range • No-load consumption below ...

Page 2

... TOP264-271 Output Power Table PCB Copper Area 230 VAC ±15% 4 Product 5 Open Adapter 2 Frame TOP264VG TOP264KG TOP265VG 22 TOP265KG TOP266VG TOP266KG TOP267VG 27 TOP267KG TOP268VG TOP268KG TOP269VG TOP269KG TOP270VG TOP270KG TOP271VG TOP271KG 63 W 102 W Table 1. Output Power Table. Notes: 1. See Key Application Considerations section for more details. ...

Page 3

V C CONTROL ( SHUNT REGULATOR/ ERROR AMPLIFIER - 5 (LIMIT) CURRENT LIMIT ADJUST ON/OFF EXTERNAL CURRENT LIMIT ( VOLTAGE MONITOR ( OVP LINE ...

Page 4

TOP264-271 + R 4 MΩ Input Voltage CONTROL kΩ Figure 5. Package Line Sense and Externally Set Current Limit. TOP264-271 Functional Description Like TOPSwitch-HX, TOP264-271 is an integrated switched mode ...

Page 5

The pin can also be used as a remote ON/OFF using the I The EXTERNAL CURRENT LIMIT (X) pin can be used to reduce the current limit externally to a value close to the operating ...

Page 6

TOP264-271 f + OSC Switching Frequency f - OSC DRAIN Figure 7. Switching Frequency Jitter (Idealized V modes. Please see the following sections for the details of the operation of each mode and the transitions between modes. ...

Page 7

LINE 0 V S14 S15 S13 S12 DRAIN OUT Note: S0 through S15 are the output states of the auto-restart counter Figure 8. Typical Waveforms ...

Page 8

TOP264-271 If the power supply is operating under heavy load or low input line conditions when an open loop occurs, the output voltage may not rise significantly. Under these conditions, a latching shutdown will not occur until load or line ...

Page 9

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 Note: This figure provides idealized functional characteristics with typical performance values. Please refer to the ...

Page 10

TOP264-271 Shutdown/Auto-Restart (for OCP, SCP, OPP) To minimize TOP264-271 power dissipation under fault conditions such as over current (OC), short-circuit (SC) or over power (OP), the shutdown/auto-restart circuit turns the power supply on and off at an auto-restart duty cycle ...

Page 11

CONTROL (C) EXTERNAL CURRENT LIMIT (X) VOLTAGE MONITOR (V) Figure 10. VOLTAGE MONITOR (V) and EXTERNAL CURRENT LIMIT (X) Pin Input Simplified Schematic. www.powerint.com 200 µA (Negative Current Sense - ON/OFF, Current Limit Adjustment, OVP Latch Reset ...

Page 12

TOP264-271 Typical Uses of FREQUENCY (F) Pin + DC D Input CONTROL Voltage Figure 11. Full Frequency Operation (132 kHz). 12 Rev. C 11/10 Input Voltage C PI-2654-071700 Figure 12. Half Frequency Operation (66 kHz ...

Page 13

Typical Uses of VOLTAGE MONITOR (V) and EXTERNAL CURRENT LIMIT (X) Pins + E Package (eSIP-7C Input Voltage CONTROL Figure 13. Three Terminal ...

Page 14

TOP264-271 Typical Uses of VOLTAGE MONITOR (V) and EXTERNAL CURRENT LIMIT (X) Pins (cont 2.5 MΩ Input Voltage CONTROL kΩ - Figure 19. Current Limit Reduction with Line Voltage. + ...

Page 15

Application Example Low No-load, High Efficiency Universal Input Adapter Power Supply The circuit shown in Figure 25 shows a 90 VAC to 265 VAC input 3.42 A output power supply, designed for operation inside a sealed ...

Page 16

TOP264-271 The clamp network is formed by VR2, C4, R5, R6, R11, R28, R29 and D2. It limits the peak drain voltage spike caused by leakage inductance to below the BV DSS TOPSwitch-JX MOSFET. This arrangement was selected over a ...

Page 17

Very Low No-load, High Efficiency Universal Input, Open Frame, Power Supply The circuit shown in Figure 26 below shows an 85 VAC to 265 VAC input 2.5 A output power supply. The goals of the design ...

Page 18

TOP264-271 Clamp Configuration – RZCD vs RCD An RZCD (Zener bleed) was selected over RCD to give higher • light load efficiency and lower no-load consumption The clamp network is formed by VR1, C4, R5 and D5. It limits the ...

Page 19

TOPSwitch-HX vs. TOPSwitch-JX Function TOPSwitch-HX CONTROL current 3.4 mA C(OFF) C(OFF duty cycle (TOP256-258 External bias current B eDIP-12 / eSOP-12 Not available packages Breakdown voltage BV Min. 700 V ...

Page 20

TOP264-271 frequency. This is particularly beneficial for average detection mode. As can be seen in Figures 27 and 28, the benefits of jitter increase with the order of the switching harmonic due to an increase in frequency deviation. The FREQUENCY ...

Page 21

... DRAIN pin and attached to the same heat sink, having a resistance value that is equal to the difference between the measured R of the device under test and the worst case DS(ON) maximum specification. Design Tools Up-to-date information on design tools can be found at the Power Integrations website: www.powerint.com does not DS 21 Rev. C 11/10 ...

Page 22

TOP264-271 Maximize Copper Area for Optimum Heat Sinking RLS1 RPL1 U1 RIL CBP Input Filter Capacitor Figure 29. Layout Considerations for TOPSwitch-JX Using V Package and Operating at 132 kHz. Maximize Copper Area for Optimum Heat ...

Page 23

Input Filter Capacitor CBP C RLS2 RLS1 RPL1 ROV Figure 31. Layout Considerations for TOPSwitch-JX Using E Package and Operating at 132 kHz. www.powerint.com Clamp Isolation Barrier Circuit Capacitor T1 R6 HS1 ...

Page 24

TOP264-271 Absolute Maximum Ratings (2) DRAIN Pin Peak Voltage .......................................................... -0 725 V DRAIN Pin Peak Current: TOP264 ....................................................... 2.08 A DRAIN Pin Peak Current: TOP265 ........................................................2.72 A DRAIN Pin Peak Current: TOP266 ....................................................... 4.08 A DRAIN Pin ...

Page 25

Parameter Symbol Control Functions (cont.) External Bias Current I B CONTROL Current Duty Cycle C(OFF) Dynamic Impedance Z C Dynamic Impedance Temperature Drift CONTROL Pin Internal Filter Pole Upper Peak Current to k Set Current Limit Ratio ...

Page 26

TOP264-271 Parameter Symbol Voltage Monitor (V) and External Current Limit (X) Inputs (cont.) Output Overvoltage Latching Shutdown I OV(LS) Threshold Current V Pin Remote V ON/OFF Voltage V(TH) X Pin Remote ON/OFF and Latch Reset I Negative Threshold REM(N) Current ...

Page 27

Parameter Symbol Circuit Protection Self Protection Current Limit I LIMIT (See Note C) Initial Current Limit I INIT Power Coefficient P COEFF Leading Edge t Blanking Time LEB Current Limit Delay t IL(D) Thermal Shutdown Temperature Thermal Shutdown Hysteresis Power-Up ...

Page 28

TOP264-271 Parameter Symbol Output ON-State R Resistance DS(ON) DRAIN Supply Voltage OFF-State Drain I Leakage Current DSS Breakdown BV Voltage DSS Rise Time t R Fall Time t F Supply Voltage Characteristics I CD1 Control Supply/ Discharge Current I CD2 ...

Page 29

NOTES: A. Derived during test from the parameters DC B. For specifications with negative values, a negative temperature coefficient corresponds to an increase in magnitude with increasing temperature, and a positive temperature coefficient corresponds to a decrease in magnitude with ...

Page 30

TOP264-271 VOLTAGE Figure 32. Duty Cycle Measurement. 120 100 Dynamic Impedance CONTROL Pin Voltage (V) Figure 33. CONTROL Pin I-V Characteristic 0-15 V NOTES: 1. This test circuit is ...

Page 31

Typical Performance Characteristics 1.1 1 0.9 0.8 0.7 0.6 0.5 0.4 Normalized Current Limit 0.3 Notes: 1. Maximum and Minimum levels are 0.2 based on characterization 125 -200 ...

Page 32

TOP264-271 Typical Performance Characteristics (cont.) 1.1 1.0 0.9 -50 - Junction Temperature (°C) Figure 38. Breakdown Voltage vs. Temperature. 1.2 1.0 0.8 0.6 0.4 0.2 0 -50 - Junction Temperature (°C) Figure 40. Internal ...

Page 33

Typical Performance Characteristics (cont.) 6 5.5 5 4.5 4 3 100 200 VOLTAGE-MONITOR Pin Current (µA) Figure 44. VOLTAGE-MONITOR Pin vs. Current. 1.2 1.0 0.8 0.6 0.4 0.2 0 -50 - Junction Temperature ...

Page 34

TOP264-271 Typical Performance Characteristics (cont.) 10000 1000 100 10 0 100 200 300 Drain Pin Voltage (V) Figure 50. C vs. DRAIN Voltage. OSS 34 Rev. C 11/10 Scaling Factors: TOP271 1.62 TOP270 1.42 TOP269 1.17 TOP268 1.00 TOP267 0.85 ...

Page 35

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) ...

Page 36

TOP264-271 Pin #1 I.D. 0.316 [8.03] (Laser Marked) Ref 0.004 [0.10 0.213 [5.41] 0.350 [8.89 TOP VIEW 0.356 [9.04] Ref. 0.019 [0.48] Ref. ...

Page 37

0.400 [10.16] Pin #1 I.D. (Laser Marked) 0.059 [1.50] 0.460 [11.68] 0.008 [0.20 2X, 6 Lead Tips 0.023 [0.58] 12× 0.018 [0.46] 0.010 (0.25 ...

Page 38

TOP264-271 Part Ordering Information TOP 264 Rev. C 11/10 • TOPSwitch Product Family • JX Series Number • Package Identifier E Plastic eSIP-7C V Plastic eDIP-12 K Plastic eSOP-12 • Pin Finish G Halogen Free ...

Page 39

Notes TOP264-271 39 Rev. C 11/10 ...

Page 40

... The products and applications illustrated herein (including transformer construction and circuits external to the products) may be covered by one or more U.S. and foreign patents, or potentially by pending U.S. and foreign patent applications assigned to Power Integrations. A complete list of Power Integrations patents may be found at www.powerint.com. Power Integrations grants its customers a license under certain patent rights as set forth at http://www ...

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