l4954 STMicroelectronics, l4954 Datasheet - Page 4
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l4954
Manufacturer Part Number
l4954
Description
Quad Multifunction Voltage Regulator For Car Radio
Manufacturer
STMicroelectronics
Datasheet
1.L4954.pdf
(7 pages)
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L4954
ELECTRICAL CHARACTERISTICS (Continued)
4/7
5V / 650mA REG 3 OUTPUT
5V / 100mA STAND-BY REG 4 OUTPUT
2A HSD1
0.3A HSD2 & HSD3
V
V
V
Symbol
V
OUT5STBY
DROPOUT
DROPOUT
V
I
SVR
SVR
sat,peak
I
leak2,3
I
I
V
V
V
leak1
OUT5
V
I
V
I
I
I
lim3
lim4
I
lim
I
lim
q3
q4
sat
load
load
q
q
line
line
3
4
Output Voltage
Line Regulation
Load Regulation
Dropout Voltage
Reg 3 Quiescent Current
Current Limit
Reg 3 Supply Voltage Rejection
Output Voltage
Line Regulation
Load Regulation
Dropout Voltage
Reg 4 Quiescent Current
Current Limit
Reg 4 Supply Voltage Rejection
Maximum Output Current
Saturation Voltage
Quiescent Current
Current Limit
Output Leakage Current
Maximum Output Current
Saturation Voltage
Quiescent Current
Current Limit
Output Leakage Current
Parameter
I
V
I
V
I
V
I
I
I
f = 0.12 to 10KHz;
I
I
V
I
V
I
V
I
I
I
f = 0.12 to 10KHz
I
R
R
All driver outputs are off
R
R
All driver outputs are off
OUT5
out5
out5
out5
OUT5
OUT5
OUT5
OUT5STBY
out
out5STBY
out5STBY
OUT5STBY
OUT5STBY
out5STBY
S
S
S
S
S
S
HSD1
HSD1
HSD2,3
HSD2.3
= 7 to 26V
= V
= V
= 7 to 26V
= V
= V
= 0.5 to 100mA
= 5 to 650mA
= 5mA
= 650mA
= 5mA
= 650mA
= 325mA; V
= 650mA
OUT5
OUT5
REG5STBY
= 8
= 0.5
REG5STBY
Test Condition
= 53
= 0.5
= 100mA
= 50mA; V
= 5mA
= 2mA
= 100mA
= 100mA
+ 0.3V
+ 1V
+ 0.5V
+ 0.1V
RIP
RIP
= 1V
= 1V
pp
pp
Min.
Typ.
1.25
0.25
0.35
300
100
500
190
600
150
500
0.8
3.5
3.5
1.5
55
55
20
10
5
2
9
1
7
7
5
9
Max.
400
200
600
1.1
Unit
mV
mV
mV
mA
mA
mV
mV
mV
mV
mA
mA
mA
mV
mA
mV
mA
mA
dB
dB
V
V
A
V
A
A
A