L5958 데이터 시트보기 (PDF) - STMicroelectronics
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L5958 Datasheet PDF : 20 Pages
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Electrical specifications
L5958
Table 5. Electrical characteristics (continued)
Symbol
Parameter
Test condition
Regulator 5
Vo (3.3perm)
ΔV
ΔVi
PSRR
Vdrop
Im
Regulator 6
Output voltage 3.3 V
Line regulation
Load regulation
Supply voltage ripple rejection
Drop out voltage
Current limit
-
I = 100 mA; 9 V< Vs < 18 V
Ireg4 = 1 to 100 mA
f = 1 kHz; Vin1 = 1.5 Vpp;
Io = 100 mA
Ireg4 = 100 mA (1)
Rshort = 0.5 Ω
Vo (1.8perm)
ΔV
ΔVi
PSRR
Output voltage 1.8V
Line regulation
Load regulation
Supply voltage ripple rejection
Vdrop
Im
Drop out voltage
Current limit
Power switch
-
I = 100 mA; 9 V < Vs < 18 V
Ireg4 = 1 to 100 mA
f = 1 kHz; Vin1 = 1.5 Vpp;
Io = 100 mA
Ireg4 = 100 mA (1)
Rshort = 0.5 Ω
VdropSW
IpSW1
IpSW2
SWDEL
Drop voltage power switch
Peak current power switch
Peak current power switch
Delay Protection
IdcSW = 1.8 A max.
Peak time < 10 ms
Peak time > 40 ms
-
Reset buffer (open drain RESET for permanent regulators)
RESreg5
Vhys_reg5
RESreg6
Vhys_reg6
Vol
ILsink (RES)
RES delay
ΔTRES
ICharge
IDischarge
RES threshold voltage for reg5 Vreg5 = 3.3 V
hysteresis of reset for reg5
RES threshold voltage for reg6 Vreg6 = 1.8 V
Hysteresis of reset for reg6
Low level
Low level sink current
ISINK(RES) = 1 mA
Reset = 5 V
Cres = 47nF
Reset rise and fall time
R = 10 kΩ & C = 15 pF
Charge current
Discharge current
CRES = 0 V
CRES = 5 V
Min.
3.15
-
-
50
-
150
1.73
-
-
50
-
150
-
2
0.9
10
3.00
10
1.67
10
-
15
20
-
1
0.5
Typ. Max. Unit
3.30 3.45 V
-
50 mV
-
100 mV
-
-
dB
-
0.7
V
-
300 mA
1.80 1.90 V
-
50 mV
-
100 mV
-
-
dB
-
2.2
V
-
300 mA
-
0.5
V
-
3.5
A
-
2
A
-
40 ms
3.15 3.25 V
50 100 mV
- 1.833 V
20
40 mV
0.3 0.5
V
20
24 mA
42 70
ms
-
50
µs
2
3
µA
-
3
mA
10/20
Doc ID 17716 Rev 1
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