Datasheet

LD1117 SERIES
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Table 4: Electrical Characteristics Of LD1117#12 (refer to the test circuits, T
J
= 0 to 125°C,
C
O
= 10 µF, R = 120 Ω between GND and OUT pins, unless otherwise specified)
Table 5: Electrical Characteristics Of LD1117#18 (refer to the test circuits, T
J
= 0 to 125°C,
C
O
= 10 µF unless otherwise specified)
Symbol Parameter Test Conditions Min. Typ. Max. Unit
V
O
Output Voltage V
in
= 3.2 V I
O
= 10 mA T
J
= 25°C 1.188 1.20 1.212 V
V
O
Reference Voltage I
O
= 10 to 800 mA V
in
- V
O
= 1.4 to 10 V 1.140 1.20 1.260 V
∆V
O
Line Regulation V
in
- V
O
= 1.5 to 13.75 V I
O
= 10 mA 0.035 0.2 %
∆V
O
Load Regulation V
in
- V
O
= 3 V I
O
= 10 to 800 mA 0.1 0.4 %
∆V
O
Temperature Stability 0.5 %
∆V
O
Long Term Stability 1000 hrs, T
J
= 125°C 0.3 %
V
in
Operating Input Voltage 15 V
I
adj
Adjustment Pin Current V
in
≤ 15 V 60 120 µA
∆I
adj
Adjustment Pin Current
Change
V
in
- V
O
= 1.4 to 10 V
I
O
= 10 to 800 mA
15µA
I
O(min)
Minimum Load Current V
in
= 15 V 2 5 mA
I
O
Output Current V
in
- V
O
= 5 V T
J
= 25°C 800 950 1300 mA
eN Output Noise (%V
O
) B =10Hz to 10KHz T
J
= 25°C 0.003 %
SVR Supply Voltage Rejection I
O
= 40 mA f = 120Hz T
J
= 25°C
V
in
- V
O
= 3 V V
ripple
= 1 V
PP
60 75 dB
V
d
Dropout Voltage I
O
= 100 mA 1 1.1 V
I
O
= 500 mA 1.05 1.15
I
O
= 800 mA 1.10 1.2
Thermal Regulation T
a
= 25°C 30ms Pulse 0.01 0.1 %/W
Symbol Parameter Test Conditions Min. Typ. Max. Unit
V
O
Output Voltage V
in
= 3.8 V I
O
= 10 mA T
J
= 25°C 1.78 1.8 1.82 V
V
O
Output Voltage I
O
= 0 to 800 mA V
in
= 3.3 to 8 V 1.76 1.84 V
∆V
O
Line Regulation V
in
= 3.3 to 8 V I
O
= 0 mA 1 6 mV
∆V
O
Load Regulation V
in
= 3.3 V I
O
= 0 to 800 mA 1 10 mV
∆V
O
Temperature Stability 0.5 %
∆V
O
Long Term Stability 1000 hrs, T
J
= 125°C 0.3 %
V
in
Operating Input Voltage I
O
= 100 mA 10 V
I
d
Quiescent Current V
in
≤ 8 V 5 10 mA
I
O
Output Current V
in
= 6.8 V T
J
= 25°C 800 950 1300 mA
eN Output Noise Voltage B =10Hz to 10KHz T
J
= 25°C 100 µV
SVR Supply Voltage Rejection I
O
= 40 mA f = 120Hz T
J
= 25°C
V
in
= 5.5 V V
ripple
= 1 V
PP
60 75 dB
V
d
Dropout Voltage I
O
= 100 mA 1 1.1 V
I
O
= 500 mA 1.05 1.15
I
O
= 800 mA 1.10 1.2
Thermal Regulation T
a
= 25°C 30ms Pulse 0.01 0.1 %/W