L5956_11 STMICROELECTRONICS [STMicroelectronics], L5956_11 Datasheet - Page 7

• Manufacturer Part Number: L5956_11
• Description: Multifunction voltage regulator for car radio
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

L5956
Table 4.
REGULATOR 1
REGULATOR 2
REGULATOR 3
Load dump
Load dump
V
V
V
Symbol
o (REG 1)
o (REG 3)
o (ST BY)
PSRR
PSRR
PSRR
V
V
V
V
V
V
ΔVi
ΔVi
ΔVi
ΔV
ΔV
ΔV
ΔV
ΔV
ΔV
drop
I
drop
drop
I
drop
I
I
I
I
in1
in2
m
m
m
q
q
q
Electrical characteristics (continued)
Battery overvoltage
Battery overvoltage
Output voltage 8.5 V
Line regulation
Line regulation
Load regulation
Quiescent current
Supply voltage ripple rejection
Drop out voltage
Current limit
Output voltage 5 V
Line regulation
Line regulation
Load regulation
Quiescent current
Supply voltage ripple rejection
Drop out voltage
Drop out voltage
Current limit
Output voltage 5V
Line regulation
Line regulation
Load regulation
Quiescent current
Supply voltage ripple rejection
Drop out voltage
Current limit
Parameter
Doc ID 13852 Rev 3
V
V
-
V
V
I
I
f = 1 kHz; V
I
I
R
-
V
V
I
I
f = 1 kHz; V
I
I
I
R
-
V
V
I
I
f = 1 kHz; V
I
I
R
reg1
reg1
o
reg1
reg2
reg2
o
reg2
reg2
reg3
reg3
o
reg3
in1
in2
in1
in1
in1
in1
in2
in2
short
short
short
= 500 mA
= 300 mA
= 800 mA
= 10 to 18 V; I = 500 mA
= 9.3 to 18 V; I = 10 mA
= 7 to 18 V; I = 300 mA
= 6 to 18 V; I = 10 mA
= 7 to 18 V; I = 800 mA
= 6 to 18 V; I = 10 mA
= 1 to 500 mA
= 10 mA
= 500 mA
= 1 to 300 mA
= 10 mA
= 300 mA
= 100 mA
= 1 to 800 mA
= 10 mA
= 800 mA
= 0.5 Ω
= 0.5 Ω
= 0.5 Ω
Test condition
in1
in1
in1
= 1.5 Vpp;
= 1.5 Vpp;
= 1.5 Vpp;
(2)
(2)
(2)
(2)
Min.
4.75
4.75
400
0.6
18
18
50
50
50
8
1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Electrical specifications
Typ.
8.5
20
20
5
5
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Max.
5.25
5.25
100
100
800
100
0.6
1.2
1.5
0.6
1.5
22
22
50
50
50
50
50
50
9
5
3
5
2
-
-
Unit
mV
mV
mV
mA
mV
mV
mV
mA
mA
mV
mV
mV
mA
dB
dB
dB
V
V
V
V
A
V
V
V
V
V
A
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