Datasheet

LM140 Electrical Characteristics (Note 4) (Continued)
−55˚C ≤ T
J
≤ +150˚C unless otherwise specified
Output Voltage 5V 12V 15V
Symbol Input Voltage (unless otherwise noted) 10V 19V 23V Units
Parameter Conditions Min Typ Max Min Typ Max Min Typ Max
Ripple Rejection I
O
≤ 1A, T
J
= 25˚C
or
68 80 61 72 60 70 dB
f = 120 Hz I
O
≤ 500 mA, 68 61 60 dB
−55˚C ≤ T
J
≤+150˚C
V
MIN
≤ V
IN
≤ V
MAX
(8 ≤ V
IN
≤ 18) (15 ≤ V
IN
≤ 25) (18.5 ≤ V
IN
≤
28.5)
V
R
O
Dropout Voltage T
J
= 25˚C, I
O
= 1A 2.0 2.0 2.0 V
Output Resistance f=1kHz 8 18 19 mΩ
Short-Circuit
Current
T
J
= 25˚C 2.1 1.5 1.2 A
Peak Output
Current
T
J
= 25˚C 2.4 2.4 2.4 A
Average TC of
V
OUT
0˚C ≤ T
J
≤ +150˚C, I
O
= 5 mA −0.6 −1.5 −1.8 mV/˚C
V
IN
Input Voltage T
J
= 25˚C, I
O
≤ 1A
Required to
Maintain
7.5 14.6 17.7 V
Line Regulation
LM340 Electrical Characteristics (Note 4)
0˚C ≤ T
J
≤ +125˚C unless otherwise specified
Output Voltage 5V 12V 15V
Symbol Input Voltage (unless otherwise noted) 10V 19V 23V Units
Parameter Conditions Min Typ Max Min Typ Max Min Typ Max
V
O
Output Voltage T
J
= 25˚C, 5 mA ≤ I
O
≤ 1A 4.8 5 5.2 11.5 12 12.5 14.4 15 15.6 V
P
D
≤ 15W, 5 mA ≤ I
O
≤ 1A 4.75 5.25 11.4 12.6 14.25 15.75 V
V
MIN
≤ V
IN
≤ V
MAX
(7.5 ≤ V
IN
≤ 20) (14.5 ≤ V
IN
≤
27)
(17.5 ≤ V
IN
≤ 30) V
∆V
O
Line Regulation I
O
= 500 mA T
J
= 25˚C 3 50 4 120 4 150 mV
∆V
IN
(7 ≤ V
IN
≤ 25) (14.5 ≤ V
IN
≤
30)
(17.5 ≤ V
IN
≤ 30) V
0˚C ≤ T
J
≤ +125˚C 50 120 150 mV
∆V
IN
(8 ≤ V
IN
≤ 20) (15 ≤ V
IN
≤ 27) (18.5 ≤ V
IN
≤ 30) V
I
O
≤ 1A T
J
= 25˚C 50 120 150 mV
∆V
IN
(7.5 ≤ V
IN
≤ 20) (14.6 ≤ V
IN
≤
27)
(17.7 ≤ V
IN
≤ 30) V
0˚C ≤ T
J
≤ +125˚C 25 60 75 mV
∆V
IN
(8 ≤ V
IN
≤ 12) (16 ≤ V
IN
≤ 22) (20 ≤ V
IN
≤ 26) V
∆V
O
Load Regulation T
J
= 25˚C 5 mA ≤ I
O
≤ 1.5A 10 50 12 120 12 150 mV
250 mA ≤ I
O
≤ 750 mA 25 60 75 mV
5mA≤ I
O
≤ 1A, 0˚C ≤ T
J
≤
+125˚C
50 120 150 mV
I
Q
Quiescent Current I
O
≤ 1A T
J
= 25˚C 8 8 8 mA
0˚C ≤ T
J
≤ +125˚C 8.5 8.5 8.5 mA
∆I
Q
Quiescent Current 5 mA ≤ I
O
≤ 1A 0.5 0.5 0.5 mA
Change T
J
= 25˚C, I
O
≤ 1A 1.0 1.0 1.0 mA
LM340/LM78XX
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