LNK362-364 FERYSTER [FERYSTER Inductive Components Manufacturer], LNK362-364 Datasheet
LNK362-364
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LNK362-364 Summary of contents
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... LNK362-364 LinkSwitch-XT Family Energy Effi cient, Low Power Off-Line Switcher IC Product Highlights Optimized for Lowest System Cost • Proprietary IC trimming and transformer construction techniques enable Clampless™ designs with LNK362 for lower system cost, component count and higher effi ciency • Fully integrated auto-restart for short circuit and open loop protection • ...
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... LNK362-364 BYPASS (BP) 6.3 V JITTER OSCILLATOR FEEDBACK (FB) Figure 2. Functional Block Diagram. Pin Functional Description DRAIN (D) Pin: Power MOSFET drain connection. Provides internal operating current for both startup and steady-state operation. BYPASS (BP) Pin: Connection point for a 0.1 μF external bypass capacitor for the internally generated 5 ...
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... In addition, there is a 6.3 V shunt regulator clamping the BYPASS pin at 6.3 V when current is provided to the BYPASS LNK362-364 pin through an external resistor. This facilitates powering of the device externally through a bias winding to decrease the no-load consumption to less than 50 mW. ...
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... LNK362-364 RF1 D1 D2 8.2 Ω 1N4005 1N4005 2 85-265 3.3 μF VRMS 400 1N4005 1N4005 Figure Universal Input CV Adapter Using LNK362. Applications Example Adapter The schematic shown in Figure typical implementation of a universal input, 6.2 V ±7%, 322 mA adapter using LNK362. ...
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... Single Point Grounding Use a single point ground connection from the input fi lter capacitor ≤ 2 the area of copper connected to the SOURCE pins. O LNK362-364 ≤ two-layer primary should be O ≤ 2 bias winding should be O > 2.5 W Clampless designs are not O specifi ...
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... LNK362-364 TOP VIEW Capacitor OUT - Figure 6. Recommended Printed Circuit Layout for LinkSwitch-XT using P Package in a Flyback Converter Confi guration. Bypass Capacitor C BP The BYPASS pin capacitor should be located as near as possible to the BYPASS and SOURCE pins. ...
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... LinkSwitch-XT SOURCE pin temperature of does not exceed 105 °C is recommended to allow for these variations. DS specifi cation Design Tools DSS Up-to-date information on design tools can be found at the Power Integrations web site: www.powerint.com. LNK362-364 Input Filter Capacitor - + HV DC INPUT BP ) for optimum ...
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... LNK362-364 DRAIN Voltage .................................. .............-0 700 V Peak DRAIN Current: LNK362................200 mA (375 mA) LNK363/364.........400 mA (750 mA) FEEDBACK Voltage ........................................... -0 FEEDBACK Current ...................................................100 mA BYPASS Voltage.................................................. -0 Storage Temperature .....................................-65 °C to 150 °C ................-40 °C to 150 °C Operating Junction Temperature (3) ....................................................... 260 °C (4) Lead Temperature Thermal Impedance Package: ) ........................... 70 ° ...
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... ° LNK364 100 ° 6 ≥ 560 125 ° LNK362-364 Min Typ Max Units μA 68 130 140 150 195 210 225 mA 233 250 268 2199 2587 4948 5821 7425 ...
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... LNK362-364 Parameter Symbol OUTPUT (cont) Breakdown BV Voltage DSS DRAIN Supply Voltage Output Enable t Delay EN Output Disable t Setup Time DST Auto-Restart t ON-Time AR Auto-Restart Duty DC Cycle AR NOTES: A. Total current consumption is the sum of I switching) and the sum of I and Since the output MOSFET is switching diffi cult to isolate the switching current from the supply current at the DRAIN ...
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... VOLTAGE 10 Figure 9. LinkSwitch-XT Duty Cycle Measurement. 470 Ω MAX (internal signal) 90 DRAIN OSC PI-2048-033001 Figure 10. LinkSwitch-XT Output Enable Timing. LNK362-364 470 kΩ 0.1 μF PI-3490-060204 PI-3707-112503 2-11 11 Rev. D 02/07 ...
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... LNK362-364 Typical Performance Characteristics 1.1 1.0 0.9 -50 - 100 125 150 Junction Temperature (°C) Figure 11. Breakdown vs. Temperature. 1.4 1.2 1.0 0.8 0.6 0.4 0 Temperature (°C) Figure 13. Current Limit vs. Temperature 0.2 0.4 0.6 Time (ms) Figure 15. BYPASS Pin Startup Waveform. 12 2-12 12 Rev. D 02/07 1.2 1.0 0.8 0.6 0.4 0.2 Figure 12. Frequency vs. Temperature. 100 150 Figure 14 ...
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... Plastic Surface Mount DIP P Plastic DIP D Plastic SO-8 Lead Finish N Pure Matte Tin (Pb-Free) Tape & Reel and Other Options Blank Standard Confi gurations Tape & Reel pcs minimum for G Package. 2.5 k pcs TL for D Package. Not available for P Package. LNK362-364 600 Rev. D 02/07 2-13 13 ...
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... LNK362-364 ⊕ .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 .014 (.36) ⊕ .010 (.25) M .022 (.56) ⊕ .004 (.10) -E- .240 (6.10) .260 (6.60) Pin 1 .100 (2.54) (BSC) .367 (9.32) -D- .387 (9.83) .125 (3.18) .145 (3.68) .032 (.81) .048 (1.22) .053 (1.35) .037 (.94) ...
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... Package outline exclusive of mold flash and metal burr. 4.90 (0.193) 3. Package outline inclusive of plating thickness. 4. Datums A and determined at datum plane H. 5. Controlling dimensions are in millimeters. Inch dimensions + are shown in parenthesis. Angles in degrees. 0.60 (0.024) LNK362-364 DETAIL A GAUGE PLANE 0.25 (0.010) BSC 0.40 (0.016) 1 ...
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... LNK362-364 Revision Notes B 1) Released Final Data Sheet Corrected Application Example section Added SO-8C package. For the latest updates, visit our website: www.powerint.com Power Integrations reserves the right to make changes to its products at any time to improve reliability or manufacturability. Power Integrations does not assume any liability arising from the use of any device or circuit described herein ...