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TA4802S Datasheet(PDF) 3 Page - Toshiba Semiconductor |
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TA4802S Datasheet(HTML) 3 Page - Toshiba Semiconductor |
3 / 12 page TA48018,02,025,03,033,05F/S 2006-11-02 3 Protection Function (reference) Characteristics Symbol Test Condition Min Typ. Max Unit Thermal shutdown TSD (Tj) ― ― 160 ― °C VIN = VOUT + 2 V, Tj = 25°C ― 1.7 ― Peak circuit current IPEAK VIN = 12 V, Tj = 25°C ― 1.8 ― A VIN = VOUT + 2 V, Tj = 25°C ― 1.7 ― Short circuit current ISC VIN = 12 V, Tj = 25°C ― 1.8 ― A Note 3: The maximum ratings should not be exceeded when the IC is actually used. TA48018F/S Electrical Characteristics (Unless otherwise specified CIN = 0.33 μF, COUT = 10 μF, Tj = 25°C) Characteristics Symbol Test Conditions Min Typ. Max Unit VIN = 3.8 V, IOUT = 0.5 A 1.746 1.8 1.854 Output voltage VOUT 2.8 V <= VIN <= 12 V, 5 mA <= IOUT <= 1 A, 0°C <= Tj <= 125°C 1.72 1.8 1.88 V Line regulation Reg・line 2.8 V <= VIN <= 12 V, IOUT = 0.5 A ― 5 20 mV Load regulation Reg・load VIN = 3.8 V, 5 mA <= IOUT <= 1 A ― 5 20 mV 2.8 V <= VIN <= 12 V, IOUT = 0 A ― 0.8 1.8 Quiescent current IB 2.8 V <= VIN <= 12 V, IOUT = 1 A ― 10 20 mA VIN = 2.1 V, IOUT = 0 A ― 0.7 5 Starting quiescent current IBstart VIN = 2.5 V, IOUT = 1 A ― 10 30 mA Output noise voltage VNO VIN = 3.8 V, IOUT = 50 mA 10 Hz <= f <= 100 kHz ― 75 ― μVrms Ripple rejection R.R. 2.8 V <= VIN ≤ 12 V, IOUT = 50 mA f = 120 Hz 54 70 ― dB IOUT = 0.5 A ― 0.3 0.5 Dropout voltage VD IOUT = 1 A ― 0.7 ― V Average temperature coefficient of output voltage TCVO VIN = 3.8 V, IOUT = 5 mA, 0°C <= Tj <= 125°C ― 0.15 ― mV/°C |
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