100mA Positive Voltage Regulator
LM78L
For LM78L12 (VIN=19V, IOUT=40mA, 0° C<TJ<125° C, C1=0.33µF, CO=0.1µF, unless otherwise specified)
Symbol
Description
LM78L12
Min.
Typ.
Max.
Unit
Test Conditions
11.52 12.00 12.48 V
TJ=25℃
VOUT
Output Voltage
11.40 - 12.60 V 14.5V≤VIN≤27V, IOUT=1mA-40mA
11.40 - 12.60 V
14.5V≤VIN≤VMAX, IOUT=1mA-
70mA Power Dissipation<0.5W
∆VOUT Load Regulation
-
25 150 mV
TJ=25℃, 1mA≤IOUT≤100mA
-
12 75 mV
TJ=25℃, 1mA≤IOUT≤40mA
∆VOUT Line Regulation
-
25 300 mV
-
20 250 mV
TJ=25℃, 14.5V≤VIN≤27V
TJ=25℃, 16V≤VIN≤27V
IQ
Quiescent Current
-
2.0 6.0 mA
VIN=19V, IOUT=0mA, TJ=25℃
∆IQ
Quiescent Current Change
-
-
1.5 mA
-
-
0.1 mA
16V≤VIN≤27V
1mA≤IIN≤40mA
eN
Output Noise Voltage
-
80
-
µV
10Hz≤f≤100KHz
∆VO/∆T Temperature coefficient of VOUT
-
-1.0
- mV/℃
IOUT=5mA
RR
Ripple Rejection
37 65
-
dB 15V≤VIN≤25V, f=120Hz, TJ=25℃
VD
Dropout Voltage
-
1.7
-
V
TJ=25℃
For LM78L15 (VIN=23V, IOUT=40mA, 0° C<TJ<125° C, C1=0.33µF, CO=0.1µF, unless otherwise specified)
Symbol
Description
LM78L15
Min.
Typ.
Max.
Unit
Test Conditions
14.40 15.00 15.60 V
TJ=25℃
VOUT
Output Voltage
14.25 - 15.75 V 17.5V≤VIN≤30V, IOUT=1mA-40mA
14.25 - 15.75 V
17.5V≤VIN≤VMAX, IOUT=1mA-
70mA Power Dissipation<0.5W
∆VOUT Load Regulation
-
20 150 mV
TJ=25℃, 1mA≤IOUT≤100mA
-
25 150 mV
TJ=25℃, 1mA≤IOUT≤70mA
∆VOUT Line Regulation
-
25 150 mV
-
15 75 mV
TJ=25℃, 17.5V≤VIN≤30V
TJ=25℃, 20V≤VIN≤30V
IQ
Quiescent Current
-
2.2 6.5 mA
VIN=23V, IOUT=0mA, TJ=25℃
∆IQ
Quiescent Current Change
-
-
1.5 mA
-
-
0.1 mA
20V≤VIN≤30V
1mA≤IIN≤40mA
eN
Output Noise Voltage
-
90
-
µV
10Hz≤f≤100KHz
∆VO/∆T Temperature coefficient of VOUT
-
-1.3
- mV/℃
IOUT=5mA
RR
Ripple Rejection
34 63
-
dB
18.5V≤VIN≤28.5V, f=120Hz,
TJ=25℃
VD
Dropout Voltage
-
1.7
-
V
TJ=25℃
www.taitroncomponents.com
Rev. A/DX 2007-06-04
Page 6 of 14