l4956 STMicroelectronics, l4956 Datasheet - Page 6

• Manufacturer Part Number: l4956
• Description: 5a Low Drop Linear Regulator
• Manufacturer: STMicroelectronics

L4956
LOAD TRANSIENT RESPONSE
Figure 11.
Figure 13.
Figure 14. Load transient test circuit.
6/8
0.5A
CH2gnd
Iout
2A/div
Vout
50mV/div
CH1gnd
0.5A
CH2gnd
Iout
2A/div
Vout
50mV/div
CH1gnd
5A
5A
Panasonic
470 F
C1,C2
VIN=3.3V
HFQ
V
220nF
SIG
C16
=5V
t = 5 s/div
t = 100 s/div
V
V
SIG
PW
1
2
GND
L4956
4
PG
6
INH
3
7
5
Figure 12.
Test conditions:
V
from 0.5A to 5A;
dl
OUT
ADJ
Vout
50mV/div
CH1gnd
0.5A
CH2gnd
Iout
2A/div
dt
PW
out
= 3.3V; V
= 20A/ s; Tj = 25 C
5A
126
24
R4
R5
SIG
= 5; V
100 F/10V
AVX TPS
C4 to C9
D97IN593
6 each
t = 5 s/div
out
= 1.5V; Load Transient
VOUT=1.5V
C10 to C15
AVX X7R
6 each
1 F