L78L00 SERIES
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ELECTRICAL CHARACTERISTICS O F L78L24C (refer to the test circuits, T
J
= 0 to 125°C, V
I
=33V,
I
O
=40mA,C
I
=0.33µF,C
O
= 0.1 µF unle ss otherwise specified).
ELECTRICAL CHARACTERISTICS O F L78L33AB AND L78L33AC
(refer t o the test circuits, V
I
=8.3V,I
O
=40mA,C
I
=0.33µF,C
O
=0.1µF,
T
J
= 0 to 125° C fo r L78L33AC, T
J
= -40 to 125° C for L78L33AB , unles s otherwise specified)
Symbol Parameter Test Conditions Min. Typ. Max. Unit
V
O
Output Voltage T
J
= 25°C 22.1 24 25.9 V
V
O
Output Voltage I
O
= 1 to 40 mA V
I
=27to38V 21.6 26.4 V
I
O
= 1 to 70 mA V
I
= 33 V 21.6 26.4
∆V
O
Line Regulation V
I
=27to38V T
J
= 25°C 350 mV
V
I
=28to38V T
J
= 25°C 300
∆V
O
Load Regulation I
O
= 1 to 100 mA T
J
= 25°C 200 mV
I
O
=1to40mA T
J
= 25°C 100
I
d
Quiescent Current T
J
= 25°C 6.5 mA
T
J
= 125°C 6 mA
∆I
d
Quiescent Current Change I
O
=1to40mA 0.2 mA
V
I
=28to38V 1.5
eN Output Noise Voltage B =10Hz to 100KHz T
J
= 25°C 200 µV
SVR Supply Voltage Rejection V
I
= 29 to 35 V f = 120Hz
I
O
=40mA T
J
= 25°C
30 37 dB
V
d
Dropout Voltage 1.7 V
Symbol Parameter Test Conditions Min. Typ. Max. Unit
V
O
Output Voltage T
J
= 25°C 3.168 3.3 3.432 V
V
O
Output Voltage I
O
= 1 to 40 mA V
I
= 5.3 to 20 V 3.135 3.465 V
I
O
= 1 to 70 mA V
I
= 8.3 V 3.135 3.465
∆V
O
Line Regulation V
I
= 5.3 to 20 V T
J
= 25°C 150 mV
V
I
= 6.3 to 20 V T
J
= 25°C 100
∆V
O
Load Regulation I
O
= 1 to 100 mA T
J
= 25°C 60 mV
I
O
=1to40mA T
J
= 25°C 30
I
d
Quiescent Current T
J
= 25°C 6 mA
T
J
= 125°C 5.5 mA
∆I
d
Quiescent Current Change I
O
=1to40mA 0.1 mA
V
I
= 6.3 to 20 V 1.5
eN Output Noise Voltage B =10Hz to 100KHz T
J
= 25°C 40 µV
SVR Supply Voltage Rejection V
I
= 6.3 to 16.3 V f = 120Hz
I
O
=40mA T
J
= 25°C
41 49 dB
V
d
Dropout Voltage 1.7 V
