LF00 SERIES
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ELECTRICAL CHARACTERISTICS FOR LF90C (refer to the test circuits, Tj= 25°C, CI=0.1µF,
C
O
=2.2µF unless otherwise specified.)
ELECTRICAL CHARACTERISTICS FOR LF120AB (refer to the test circuits, T
j
=25°C,CI=0.1µF,
C
O
=2.2µF unless otherwise specified.)
Symbol Parameter Test Conditions Min. Typ. Max. Unit
V
O
Output Voltage IO= 50 mA, VI= 11 V 8.82 9 9.18 V
I
O
= 50 mA, VI =11V,Ta= -25 to 85°C 8.64 9.36
V
I
Operating Input Voltage IO= 500 mA 16 V
I
O
Output Current Limit 1 A
∆V
O
Line Regulation VI =10to16V, IO= 5 mA 9 45 mV
∆V
O
Load Regulation VI = 10.3 V, IO= 5 to 500 mA 9 45 mV
I
d
Quiescent Current VI =10to16V, IO= 0mA ON MODE 0.7 1.5 mA
V
I
= 10.3 to 16V,IO= 500mA 12
V
I
= 10 V OFF MODE 70 140 µA
SVR Supply Voltage Rejection I
O
=5mA
V
I
=11±1V
f = 120 Hz 71 dB
f=1KHz 66
f = 10 KHz 56
eN Output Noise Voltage B = 10 Hz to 100 KHz 50 µV
V
d
Dropout Voltage IO= 200 mA 0.2 0.35 V
I
O
= 500 mA 0.4 0.7
V
IL
Control Input Logic Low Ta= -40 to 125°C 0.8 V
V
IH
Control Input Logic High Ta= -40 to 125°C 2 V
I
I
Control Input Current VI =10V, VC =6V 10 µA
C
O
Output Bypass Capacitance ESR = 0.1 to 10 Ω IO=0to500mA 2 10 µF
Symbol Parameter Test Conditions Min. Typ. Max. Unit
V
O
Output Voltage IO= 50 mA, VI= 15 V 11.88 12 12.12 V
I
O
= 50 mA, VI =15V,Ta= -25 to 85°C 11.76 12.24
V
I
Operating Input Voltage IO= 500 mA 16 V
I
O
Output Current Limit 1 A
∆V
O
Line Regulation VI =13to16V, IO= 5 mA 12 60 mV
∆V
O
Load Regulation VI = 13.3 V, IO= 5 to 500 mA 12 60 mV
I
d
Quiescent Current VI =13to16V, IO= 0mA ON MODE 0.7 1.5 mA
V
I
= 13.3 to 16V,IO= 500mA 12
V
I
= 13 V OFF MODE 70 140 µA
SVR Supply Voltage Rejection I
O
=5mA
V
I
=14±1V
f = 120 Hz 69 dB
f=1KHz 64
f = 10 KHz 54
eN Output Noise Voltage B = 10 Hz to 100 KHz 50 µV
V
d
Dropout Voltage IO= 200 mA 0.2 0.35 V
I
O
= 500 mA 0.4 0.7
V
IL
Control Input Logic Low Ta= -40 to 125°C 0.8 V
V
IH
Control Input Logic High Ta= -40 to 125°C 2 V
I
I
Control Input Current VI =13V, VC =6V 10 µA
C
O
Output Bypass Capacitance ESR = 0.1 to 10 Ω IO=0to500mA 2 10 µF