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TOP271EG Datasheet(PDF) 1 Page - Power Integrations, Inc. |
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TOP271EG Datasheet(HTML) 1 Page - Power Integrations, Inc. |
1 / 36 page TOP264-271 TOPSwitch-JX Family www.powerint.com March 2010 Integrated Off-Line Switcher with EcoSmart®Technology for Highly Efficient Power Supplies ® Product Highlights EcoSmart® - Energy Efficient • 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 High Design Flexibility for Low System Cost • Multi-mode PWM control maximizes efficiency at all loads • 132 kHz operation reduces transformer and power supply size • 66 kHz option for highest efficiency requirements • Accurate programmable current limit • Optimized line feed-forward for line ripple rejection • Frequency jittering reduces EMI filter cost • Fully integrated soft-start for minimum startup stress • 725 V rated MOSFET • Simplifies meeting design derating requirements Extensive Protection Features • Auto-restart limits power delivery to <3% during overload faults • Output short-circuit protection (SCP) • Output over-current protection (OCP) • Output overload protection (OPP) • Output overvoltage protection (OVP) • User programmable for hysteretic/latching shutdown • Simple fast AC reset • Primary or secondary sensed • Line undervoltage (UV) detection prevents turn-off glitches • Line overvoltage (OV) shutdown extends line surge withstand • Accurate thermal shutdown with large hysteresis (OTP) Advanced Package Options • eDIP™-12 package: • Low profile horizontal orientation for ultra-slim designs Figure 1. Typical Flyback Application. • Heat transfer to both PCB and heat sink • Optional external heat sink provides thermal impedance equivalent to a TO-220 • eSIP®-7C package: • Vertical orientation for minimum PCB footprint • Simple heat sink mounting using clip provides thermal impedance equivalent to a TO-220 • Extended creepage to DRAIN pin • Heat sink is connected to SOURCE for low EMI 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. PI-5578-090309 AC IN DC OUT D S C TOPSwitch-JX CONTROL V + - F X Table 1. Output Power Table. Notes: 1. See Key Application Considerations section for more details. 2. Minimum continuous power in a typical non-ventilated enclosed adapter measured at +50 °C ambient temperature. 3. Minimum continuous power in an open frame design at +50 °C ambient temperature. 4. 230 VAC or 110/115 VAC with doubler. 5. Packages: E: eSIP-7C, V: eDIP-12. See Part Ordering Information section. Output Power Table PCB Copper Area1 Metal Heat Sink1 Product5 230 VAC ±15%4 85-265 VAC Product5 230 VAC ±15% 4 85-265 VAC Adapter2 Open Frame3 Adapter2 Open Frame3 Adapter2 Open Frame3 Adapter2 Open Frame3 TOP264VG 21 W 34 W 12 W 22.5 W TOP264EG/VG 30 W 62 W 20 W 43 W TOP265VG 22.5 W 36 W 15 W 25 W TOP265EG/VG 40 W 81 W 26 W 57 W TOP266VG 24 W 39 W 17 W 28.5 W TOP266EG/VG 60 W 119 W 40 W 86 W TOP267VG 27.5 W 44 W 19 W 32 W TOP267EG/VG 85 W 137 W 55 W 103 W TOP268VG 30 W 48 W 21.5 W 36 W TOP268EG/VG 105 W 148 W 70 W 112 W TOP269VG 32 W 51 W 22.5 W 37.5 W TOP269EG/VG 128 W 162 W 80 W 120 W TOP270VG 34 W 55 W 24.5 W 41 W TOP270EG/VG 147 W 190 W 93 W 140 W TOP271VG 36 W 59 W 26 W 43 W TOP271EG/VG 177 W 244 W 118 W 177 W |
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