LNK353GN Power Integrations, LNK353GN Datasheet
LNK353GN
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LNK353GN
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LNK353GN Summary of contents
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LNK353/354 LinkSwitch-HF Family Enhanced, Energy Efficient, Low Power Off-Line Switcher IC Product Highlights Features Optimized for Lowest System Cost • Fully integrated auto-restart for short-circuit and open loop protection • Self-biased supply – saves transformer auxiliary winding and associated bias ...
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LNK353/354 BYPASS (BP) 6.3 V JITTER OSCILLATOR FEEDBACK 1. (FB) Figure 2. Functional Block Diagram. Pin Functional Description DRAIN (D) Pin: Power MOSFET drain connection. Provides internal operating current for both start-up and steady-state operation. BYPASS (BP) ...
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LinkSwitch-HF Functional Description LinkSwitch-HF combines a high voltage power MOSFET switch with a power supply controller in one device. Unlike conventional PWM (pulse width modulator) controllers, LinkSwitch-HF uses a simple ON/OFF control to regulate the output voltage. The LinkSwitch-HF controller ...
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LNK353/354 D1 D2 1N4005 1N4005 RF1 8.2 Ω 2 4.7 µF 85-265 VAC 400 1N4005 1N4005 Figure 5. Universal Input, 5.7 V, 400 mA, Constant Voltage, Constant Current Battery Charger ...
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Key Application Considerations LinkSwitch-HF Design Considerations Output Power Table Data sheet maximum output power table (Table 1) represents the maximum practical continuous output power level that can be obtained under the following assumed conditions: 1. The minimum DC input voltage ...
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... Under low line, maximum power, does not exceed a maximum LinkSwitch-HF SOURCE pin temperature of DS 100 °C is recommended to allow for these variations. Design Tools Up-to-date information on design tools can be found at the Power Integrations website: www.powerint.com. Input Filter Capacitor Y1- Capacitor m PRI ...
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DRAIN Voltage .................................. ................ -0 700 V Peak DRAIN Current......................................400 mA (750 mA) FEEDBACK Voltage ................................................ -0 FEEDBACK Current .................................................... 100 mA BYPASS Voltage...................................................... -0 Storage Temperature .......................................... -65 °C ...
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LNK353/354 Parameter Symbol CONTROL FUNCTIONS (cont) BYPASS Pin I Supply Current BPSC CIRCUIT PROTECTION I LIMIT Current Limit (See Note E) Minimum On Time t ON(MIN) Leading Edge t Blanking Time LEB Thermal Shutdown T SD Temperature Thermal Shutdown T ...
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Parameter Symbol OUTPUT (cont) 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 ...
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LNK353/354 Figure 7. LinkSwitch-HF General Test Circuit 90% DRAIN VOLTAGE 10 Figure 8. LinkSwitch-HF Duty Cycle Measurement 2/05 470 Ω ...
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Typical Performance Characteristics 1.1 1.0 0.9 -50 - 100 125 150 Junction Temperature (°C) Figure 10. Breakdown vs. Temperature. 1.4 1.2 1.0 0.8 Normalized di/dt 0.6 0.4 0 Temperature (°C) Figure 12. ...
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LNK353/354 Typical Performance Characteristics (cont.) PART ORDERING INFORMATION LNK 354 2/05 1000 100 100 200 300 400 500 Drain Voltage (V) Figure 16. C vs. Drain Voltage. OSS LinkSwitch Product Family ...
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D S .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) ...
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LNK353/354 14 F 2/05 Notes ...
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Notes LNK353/354 15 F 2/05 ...
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... 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. POWER INTEGRATIONS MAKES NO WARRANTY HEREIN AND SPECIFICALLY DISCLAIMS ALL WARRANTIES INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT OF THIRD PARTY RIGHTS ...