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LA5779 データシート(PDF) 2 Page - ON Semiconductor |
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LA5779 データシート(HTML) 2 Page - ON Semiconductor |
2 / 4 page LA5779 No.A0476-2/4 1 5 0.8 10.4max 10.0 3.6 4.5 1.3 0.9 2.7 0.45 4.5 8.4 1.7 (1.6) SANYO : TO-220-5H Electrical Characteristics at Ta = 25°C, VO = 3.3V Ratings Parameter Symbol Conditions min typ max Unit Reference voltage VOS VIN = 15V, IO = 1.0A 1.20 1.23 1.26 V Efficiency η VIN = 15V, IO = 1.0A, Set VO = 5V 84 % Switching frequency f VIN = 15V, IO = 1.0A 128 160 192 kHz Switching frequency when short-circuit protection is active fshort VIN = 15V, VOS = 0V 15 30 45 kHz Line regulation ΔVOLINE VIN = 8 to 20V, IO = 1.0A 40 100 mV Load regulation ΔVOLOAD VIN = 15V, IO = 0.5 to 1.5A 10 30 mV Output voltage temperature coefficient ΔVO/ΔTa Designed target value. * ±0.5 mV/ °C Ripple attenuation factor RREJ f = 100 to 120Hz 45 dB Output leak current IOleak VIN = 15V, SWOUT = -0.4V 50 μA Current limiter operating voltage IS VIN = 15V 3.1 A Operating current IVIN VIN = 15V 5.6 mA Standby current ISTBY VIN = 15V, ENA = 5V 200 μA ENA pin LOW voltage range VENAL 0.6 V ENA pin HIGH voltage range VENAH 2.4 VIN V Thermal shutdown operating temperature TSD Designed target value. * 165 °C Thermal shutdown Hysteresis width ΔTSD Designed target value. * 15 °C * Design target value: No measurement made. Package Dimensions unit : mm (typ) 3079A Pin Assignment (1) VIN (2) SWOUT (3) GND (4) VOS (5) ENA PCA00833 Pd max -- Ta 0 2.0 3.3 4.0 5.6 6.0 7.5 10.0 8.0 1.75 --30 0 20 40 60 80 100 120 140 160 100 ×100×1.5mm3 50 ×50×1.5mm3 30 ×30×1.5mm3 Ambient temperature, Ta -- °C Infinitely large heat sink θjc=5°C/W Al heat sink plate tightening torque 39N.cm With silicone grease applied. No heat sink |
同様の部品番号 - LA5779 |
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同様の説明 - LA5779 |
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