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BA44W12 Datasheet(PDF) 3 Page - Rohm |
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BA44W12 Datasheet(HTML) 3 Page - Rohm |
3 / 9 page BA44W12SAT Regulator ICs ! ! ! ! Input / output circuits CTL (5pin) GND (3pin) 25k 25k OUT1, 2 VCC (2pin) 1, 4pin 10.8k (1pin) 10.8k (4pin) 2k GND (3pin) ! ! ! ! Electrical characteristics (unless otherwise noted, Ta=25 °C, VCC=13.0V) Parameter Symbol Min. IST Ib VO1 ∆VO1 IO1 R.R1 Reg.I1 Reg.L1 IOS1 VO2 ∆VO2 IO2 R.R2 Reg.I2 Reg.L2 IOS2 Vth1 Vth2 IIN - - 7.6 - 1.0 - - - - 7.6 - 500 - - - - 2.0 - - Typ. 0 3.0 8.0 0.3 - 55 50 100 150 8.0 0.3 - 60 50 50 100 - - 150 Max. Unit 10 µA 5.0 mA 8.4 V 0.5 V -A -dB 100 mV 150 mV -mA 8.4 V 0.5 V -mA -dB 100 mV 100 mV -mA -V 0.8 V - µA Conditions Test circuit Fig.4 Fig.4 Fig.1 Fig.3 Fig.1 Fig.2 Fig.1 Fig.1 Fig.5 Fig.1 Fig.3 Fig.1 Fig.2 Fig.1 Fig.1 Fig.5 Fig.6 Fig.6 Fig.7 Power save supply current Bias current <8V output section> (Output 1) Output voltage 1 Minimum I / O voltage differential 1 Output current capacity 1 Ripple rejection ratio 1 Input stabillty 1 Load regulation 1 Output short-circuit current 1 <8V output section> (Output 2) Output voltage 2 Minimum I / O voltage differential 2 Ripple rejection ratio 2 Output current capacity 2 Input stabillty 2 Load regulation 2 Output short-circuit current 2 <CTL section> ON mode voltage OFF mode voltage Input high level current Note) All the characteristic values are measured with a 0.33 µF-capacitor connected the input pin and 22µF-capacitor connected to the output pin. Measurements are made by using a plus (tw ≤10ms, duty cycle≤5%) in all cases but noise voltage and the ripple rejection ratio. OFF mode ON mode IO1=500mA IO1=500mA VCC=7.6V IO1=500mA, f=120Hz eIN=1Vrms VCC=9 →25V, IO=500mA IO=5mA →1A VCC=25V IO2=350mA IO2=350mA VCC=7.6V IO2=350mA, f=120Hz eIN=1Vrms VCC=9 →25V, IO=350mA IO=5mA →500mA VCC=25V Output ACTIVE MODE Output OFF MODE Vth=5V |
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