CJ7912F
CJ7912F is Three-terminal positive voltage regulator manufactured by Jiangsu Changjiang Electronics Technology.
FEATURES
Maximum Output Current
IOM: 1.5 A Output voltage Vo : 12 V
1. GND 2. IN 3. OUT
ABSOLUTE MAXIMUM RATINGSO ( perating temperature range applies unless otherwise specified) Parameter Input Voltage Operating Junction Temperature Range Storage Temperature Range Symbol Vi TOPR TSTG Value -35 0-+125 -55-+150 Unit V ℃ ℃
ELECTRICAL CHARACTERISTICS (Vi=-19V, Io= 500m A, 0℃<TJ<125℃,Ci=2µF, Co=0.1µF, unless otherwise specified ) Parameter Output voltage Symbol Vo TJ=25℃ -14.5V≤Vi≤-27V, Io=5m A-1A P≤15W TJ =25℃, Io=5m A-1.5A TJ =25℃, Io=250m A-750m A -14.5V≤V i≤-30V, TJ =25℃ -16V≤V i≤-22V, TJ =25℃ TJ =25℃ -14.5V≤Vi≤-30V 5m A≤IO≤1A 10Hz≤f≤100KHz -15V≤Vi≤-25V, f=120Hz, TJ =25℃ TJ =25℃, Io=1A TJ =25℃ 54 300 60 1.1 2.1 Test conditions MIN -11.5 -11.4 TYP -12 -12 15 5 5 3 2 MAX -12.5 -12.6 200 75 80 30 3 0.5 0.5 UNIT V V m V m V m V m V m A m A m A µV d B V A
Load Regulation
∆Vo ∆Vo Iq ∆Iq ∆Iq VN RR Vd Ipk
Line regulation Quiescent Current Quiescent Change Output Noise Voltage Ripple Rejection Dropout Voltage Peak Current Current
TYPICAL APPLICATION
Vi
1 CJ7912F UTC 2 Ci
Vo
Co...
