RoHS WEJ78L12 D T ,. L TO-92 WEJ78L12 Three-terminal positive voltage regulator 1. OUT 2. GND FEATURES 3. IN Maximum Output current IOM: 0.1 A 12 V C Output voltage Vo: O 1 2 3 IC ABSOLUTE MAXIMUM RATINGS (Operating temperature range applies unless otherwise specified) Parameter Symbol Input Voltage Vl Operating Junction Temperature Range TOPR Storage Temperature Range O TSTG R T UTC78L05 ELECTRICAL CHARACTERISTICS Value N Unlts 35 V 0~+125 ℃ -55~+150 ℃ (VI=19V,Io=40mA,0℃<Tj<125℃,C1=0.33µF,Co=0.1µF, unless otherwise specified ) Parameter Symbol C E L Output voltage Vo ∆Vo Load Regulation Line regulation J E Quiescent Current E ∆Vo Test conditions MIN TYP MAX UNIT Tj=25℃ 11.5 12 12.5 V 14.5V≤V l≤27V, Io=1mA~40mA 11.4 12 12.6 14.5V≤V l≤27V, Io=1mA~70mA 11.4 12 12.6 Tj=25℃, Io=1mA~100mA 22 100 V V (note) mV Tj=25℃, Io=1mA~40mA 13 50 mV 14.5V≤V l≤27V, Tj=25℃ 55 250 mV 16V≤V l≤27V, Tj=25℃ 49 200 mV 4.3 6.5 1.5 0.1 70 42 mA mA mA uV dB 1.7 V Output Noise VoItage Ripple Rejection Iq ∆Iq ∆Iq VN RR 15V≤V l≤25V,f=120Hz,Tj=25℃ Dropout Voltage Vd Tj=25℃ Quiescent Current Change W TYPICAL APPLICATION vi 16V≤V l≤27V 1mA≤IO≤40mA 10Hz≤f≤100KHz 3 1 37 Vo U TC 78L12 2 C0 C1 0.33µF 0.1µF Note: Bypass capacitors are recommended for optimum stability and transient response and should be located as close as possible to the regulators. WEJ ELECTRONIC CO. Http:// www.wej.cn E-mail:[email protected]