HI-SINCERITY
MICROELECTRONICS CORP.
Spec. No. : Preliminary Data
Issued Date : 1998.08.01
Revised Date : 2001.01.30
Page No. : 2/3
Electrical Characteristics
Vin=19V, Io=40mA, Tj=25°C Cin=0.33uF, Cout=0.1uF (unless otherwise noted)
Symbol
Parameter
Conditions
H7812AM
Min Typ Max
Units
Tj=25°C
11.64 12 12.36
Vo
Output Voltage
14.5V≤Vin≤27V
1mA≤Io≤40mA
11.4 12 12.6 V
1mA≤Io≤70mA
11.4 12 12.6
∆Vo Line Regulation
14.5V≤Vin≤27V
16V≤Vin≤27V
-
-
-
-
180
110
mV
∆Vo Load Regulation
1mA≤Io≤100mA
1mA≤Io≤40mA
-
-
-
-
100
50
mV
IQ
Quiescent Current Ta=25°C
-
-
5 mA
∆IQ
Quiescent Current
Change
16V≤Vin≤27V
1mA≤Io≤40mA
-
-
-
1
0.1
mA
Vn
Output Noise Voltage Ta=25°C
- 80 - uV
∆Vin / ∆Vout Ripple Rejection
15V≤Vin≤25V, f=120Hz
40 54 - dB
Ipk
Peak Output Current Ta=25°C
VD
Dropout Voltage
Ta=25°C
- 140 - mA
- 1.7 -
V
Symbol
Parameter
Conditions
Vo
Output Voltage
∆Vo Line Regulation
∆Vo Load Regulation
IQ
Quiescent Current
∆IQ
Quiescent Current
Change
Vn
Output Noise Voltage
∆Vin / ∆Vout Ripple Rejection
Ipk
Peak Output Current
VD
Dropout Voltage
Tj=25°C
14.5V≤Vin≤27V
1mA≤Io≤40mA
1mA≤Io≤70mA
14.5V≤Vin≤27V
16V≤Vin≤27V
1mA≤Io≤100mA
1mA≤Io≤40mA
Ta=25°C
16V≤Vin≤27V
1mA≤Io≤40mA
Ta=25°C
15V≤Vin≤25V, f=120Hz
Ta=25°C
Ta=25°C
H7812BM
Min Typ Max
Units
11.4 12 12.6
11.4 12 12.6 V
11.4 12 12.6
-
-
-
-
180
110
mV
-
-
-
-
100
50
mV
-
-
5 mA
-
-
-
1
0.1
mA
- 80 - uV
40 54 - dB
- 140 - mA
- 1.7 -
V
H7812AM, H7812BM
HSMC Product Specification