L5958 STMICROELECTRONICS [STMicroelectronics], L5958 Datasheet - Page 10

• Manufacturer Part Number: L5958
• Description: Multifunction voltage regulator for car radio
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Electrical specifications
Table 5.
10/20
Regulator 5
Regulator 6
Power switch
Reset buffer (open drain RESET for permanent regulators)
V
V
RES delay
I
V
V
Lsink (RES)
I
RESr
Symbol
RES
o (3.3perm)
o (1.8perm)
V
SWDEL
Discharge
I
PSRR
PSRR
ΔT
hys_reg5
hys_reg6
I
I
Charge
V
V
dropSW
pSW1
pSW2
ΔV
ΔV
ΔV
ΔV
V
drop
I
drop
I
RES
m
m
ol
reg6
i
i
eg5
Electrical characteristics (continued)
Output voltage 3.3 V
Line regulation
Load regulation
Supply voltage ripple rejection
Drop out voltage
Current limit
Output voltage 1.8V
Line regulation
Load regulation
Supply voltage ripple rejection
Drop out voltage
Current limit
Drop voltage power switch
Peak current power switch
Peak current power switch
Delay Protection
RES threshold voltage for reg5
hysteresis of reset for reg5
RES threshold voltage for reg6
Hysteresis of reset for reg6
Low level
Low level sink current
C
Reset rise and fall time
Charge current
Discharge current
res
= 47nF
Parameter
Doc ID 17716 Rev 1
-
I
f = 1 kHz; V
I
I
R
-
I
f = 1 kHz; V
I
I
R
I
Peak time < 10 ms
Peak time > 40 ms
-
V
V
I
Reset = 5 V
R = 10 kΩ & C = 15 pF
C
C
I = 100 mA; 9 V< Vs < 18 V
reg4
o
reg4
I = 100 mA; 9 V < Vs < 18 V
reg4
o
reg4
dcSW
SINK(RES)
reg5
reg6
short
short
RES
RES
= 100 mA
= 100 mA
= 1 to 100 mA
= 100 mA
= 1 to 100 mA
= 100 mA
= 3.3 V
= 1.8 V
= 0 V
= 5 V
= 1.8 A max.
= 0.5 Ω
= 0.5 Ω
Test condition
= 1 mA
in1
in1
= 1.5 Vpp;
= 1.5 Vpp;
(1)
(1)
Min.
3.15
1.73
3.00
1.67
150
150
0.9
0.5
10
10
50
50
10
15
20
2
1
-
-
-
-
-
-
-
-
-
Typ.
3.30
1.80
3.15
0.3
50
20
20
2
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
42
1.833
Max.
3.45
1.90
3.25
100
300
100
300
100
3.5
0.7
2.2
0.5
0.5
50
50
40
40
24
70
50
2
3
3
-
-
L5958
Unit
mV
mV
mA
mV
mV
mA
mV
mV
mA
mA
ms
ms
dB
dB
µA
µs
V
V
V
V
V
A
A
V
V
V