LP8340C National Semiconductor, LP8340C Datasheet - Page 6

• Manufacturer Part Number: LP8340C
• Description: Low Dropout/ Low IQ/ 1.0A CMOS Linear Regulator
• Manufacturer: National Semiconductor

www.national.com
V
∆V
∆V
V
I
I
Symbol
Q
LIMIT
LP8340I Electrical Characteristics
OUT
IN
Unless otherwise specified all limits guaranteed for V
the full operating temperature range of T
O
O
− V
O
Output Voltage
Load Regulation
Line Regulation
Dropout Voltage
(Note 7) (Note 8)
Quiescent Current
Minimum Load Current
Foldback Current Limit
Ripple Rejection Ratio
Parameter
LP8340-ADJ, ADJ = OUT
I
100µA ≤I
800mA
LP8340-1.8
I
100µA ≤I
800mA
LP8340-2.5
I
100µA ≤I
LP8340-3.3
I
100µA ≤I
LP8340-5.0
I
100µA ≤I
LP8340-ADJ, ADJ=OUT
I
LP8340-1.8
I
LP8340-2.5
I
LP8340-3.3
I
LP8340-5.0
I
V
(Note 7)
LP8340-1.8
I
LP8340-2.5
I
LP8340-2.5
I
LP8340-3.3
LP8340-ADJ, V
LP8340-3.3
LP8340-ADJ, I
LP8340-5.0
I
LP8340-5.0
I
V
V
V
V
V
V
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
IN
IN
IN
IN
IN
IN
≤10V
− V
− V
− V
(dc) = V
(ac) = 1 V
J
= 10mA, V
= 10mA, V
= 10mA, V
= 10mA, V
= 10mA, V
= 1mA to 1.0A, V
= 1mA to 1.0A, V
= 1mA to 1.0A, V
= 1mA to 1.0A, V
= 1mA to 1.0A, V
= 800mA
= 800mA
= 1.0A
= 800mA
= 1.0A
+ 0.5V ≤V
= −40˚C to 125˚C
OUT
OUT
OUT
<
<
OUT
OUT
OUT
OUT
OUT
I
I
OUT
OUT
≤4V
>
<
OUT
≤ 800mA, 3.0V ≤V
≤800mA, 3.2V ≤V
≤1.0A, 3.8V ≤V
≤1.0A, 4.3V ≤V
≤1.0A, 6V ≤V
5V
4V
P-P
≤1.0A, 3.2V ≤V
≤1.0A, 3.4V ≤V
OUT
OUT
IN
IN
IN
IN
IN
IN
+ 2V
IN
Conditions
@
= 2.7V, T
= 2.8V, T
= 3.8V, T
= 4.3V T
= 6V, T
≤10V, I
= 1.0A
= V
= 3.3V, I
120Hz
(Continued)
IN
IN
IN
IN
IN
O
+ 1V, C
= 3.2V
= 3.4V
= 3.5V
= 4.3V
= 6V
OUT
J
IN
6
J
J
J
= 25˚C
J
IN
IN
OUT
= 25˚C
≤9V
= 25˚C
= 25˚C
= 25˚C
IN
IN
= 25mA
IN
IN
≤6.5V
≤7.5V
≤V
≤6V
IN
≤V
≤6V
= 800mA
= C
OUT
OUT
OUT
+4V
+4V
= 10µF, T
(Note 5)
1.231
1.213
1.213
1.773
1.746
1.746
2.463
2.425
3.250
3.201
4.925
4.850
Min
48
J
= 25˚C. Boldface limits apply over
(Note 4)
1.250
1.800
2.500
3.300
5.000
1600
Typ
680
550
670
420
540
330
420
450
15
20
25
19
55
6
8
4
(Note 5)
1.269
1.288
1.288
1.827
1.854
1.854
2.538
2.575
3.350
3.399
5.075
5.150
1400
1000
1300
1000
Max
100
800
650
800
100
25
30
50
75
15
50
Units
mV
mV
mV
mA
µA
µA
dB
V
V
V
V
V