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CS8481 Arkusz danych(PDF) 3 Page - ON Semiconductor |
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CS8481 Arkusz danych(HTML) 3 Page - ON Semiconductor |
3 / 6 page CS8481 http://onsemi.com 3 ELECTRICAL CHARACTERISTICS: (6.0 V ≤ VIN ≤ 26 V, IOUT1 = IOUT2 = 100 mA, −40°C ≤ TA ≤ 125°C, −40 °C ≤ TC ≤ 125°C; unless otherwise specified.) Characteristic Test Conditions Min Typ Max Unit Primary Output Stage (VOUT1) Output Voltage, VOUT1 100 mA ≤ IOUT1 ≤ 250 mA 3.2 3.3 3.4 V Line Regulation 6.0 V ≤ VIN ≤ 26 V − 5.0 50 mV Load Regulation 1.0 mA ≤ IOUT1 ≤ 250 mA, VIN = 14 V − 5.0 50 mV Quiescent Current ENABLE = HIGH, VIN = 16V, IOUT1 = 250 mA − 22 50 mA Ripple Rejection f = 120 Hz, IOUT1 = 125 mA, 7.0 V ≤ VIN ≤ 17 V 60 70 − dB Current Limit 9.0 V ≤ VIN ≤ 26 V 260 400 − mA Short Circuit Current Limit VOUT1 = 0 V, VIN = 16 V 25 − − mA Reverse Current VOUT1 = 3.3 V, VIN = 0 V − 100 1500 mA Secondary Output (VOUT2) Output Voltage, (VOUT2) 100 mA ≤ IOUT2 ≤ 100 mA 4.85 5.00 5.15 V Dropout Voltage IOUT2 = 100 mA IOUT2 = 100 mA − 400 100 600 150 mV mV Line Regulation 6.0 V ≤ VIN ≤ 26 V − 5.0 50 mV Load Regulation 100 mA ≤ IOUT2 ≤ 100 mA, VIN = 14 V − 5.0 50 mV Quiescent Current ENABLE = LOW, VIN = 12.8 V ENABLE = HIGH, VIN = 16 V, IOUT2 = 100 mA − − 100 8.0 150 30 mA mA Ripple Rejection f = 120 Hz; IOUT2 = 10 mA, 7.0 V ≤ VIN ≤ 17 V 60 70 − dB Current Limit 9.0 V ≤ VIN ≤ 26 V 105 200 − mA Short Circuit Current Limit VOUT2 = 0 V, VIN = 16 V, IOUT1 = 0 A 25 − − mA Reverse Current VOUT2 = 5.0 V, VIN = 0 V − 100 250 mA ENABLE Function (ENABLE) Input Threshold ENABLE = LOW, 6.0 V ≤ VIN ≤ 26 V ENABLE = HIGH, 6.0 V ≤ VIN ≤ 26 V − 2.0 1.2 1.2 0.8 − V V Input Bias Current 0 V ≤ VENABLE ≤ 5.0 V −2.0 0 2.0 mA Protection Circuits Overtemperature Threshold Note 2 150 180 − °C Overvoltage Shutdown − 30 34 38 V 2. Guaranteed by Design. PACKAGE PIN DESCRIPTION PACKAGE LEAD # D2PAK−5 LEAD SYMBOL FUNCTION 1 VIN Supply voltage to IC, usually direct from battery. 2 VOUT1 3.3 V regulated output which is activated by ENABLE input. 3 GND Ground connection. 4 VOUT2 Standby output 5.0 V, 100 mA capability; always on. 5 ENABLE CMOS compatible input lead; switches VOUT1. When ENABLE is high, VOUT1 is active. |
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