L4954 データシートの表示（PDF） - STMicroelectronics
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L4954 Datasheet PDF : 13 Pages
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Electrical specifications
L4954
Table 4. Electrical characteristics (continued)
Symbol
Parameter
Test condition
Iq2
Reg 2 quiescent current
Ilim2 Current limit
5 V / 650 mA reg 3 output
IOUT8.5 = 5 mA
IOUT8.5 = 175 mA
VOUT5
ΔVline
ΔVload
Output voltage
Line regulation
Load regulation
VDROPOUT Dropout voltage
Iq3
Reg 3 quiescent current
Ilim3
SVR3
Current limit
Reg 3 supply voltage rejection
5V / 100 mA standby reg 4 output
IOUT5 = 650 mA
VS = 7 to 26 V
IOUT5 = 5 to 650mA
VS = VOUT5 + 0.3 V
IOUT5 = 5 mA
VS = VOUT5 +1 V
IOUT5 = 650mA
IOUT5 = 5 mA
IOUT5 = 650 mA
-
f = 0.12 to 10 kHz;
IOUT5 = 325 mA; VRIP =1 Vpp
VOUT5STBY Output voltage
ΔVline Line regulation
ΔVload Load regulation
VDROPOUT Dropout voltage
Iq4
Reg 4 quiescent current
Ilim4
SVR4
Current limit
Reg 4 supply voltage rejection
2 A HSD1
IOUT5STBY = 100 mA
VS = 7 to 26 V
Iout = 0.5 to 100 mA
VS = VREG5STBY + 0.1 V Iout5STBY
= 5mA
VS = VREG5STBY + 0.5 V Iout5STBY
= 100 mA
IOUT5STBY = 2 mA
IOUT5STBY = 100 mA
-
f = 0.12 to 10 kHz
Iout5STBY = 50 mA; VRIP =1 Vpp
Vsat,peak
Iq
Ilim
Ileak1
Maximum output current
saturation voltage
Quiescent current
Current limit
Output leakage current
RHSD1 = 8 Ω
-
RHSD1 = 0.5 Ω
All driver outputs are off
Min.
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
Typ.
7
7
300
5
2
9
300
1
7
7
1.25
55
5
0.8
3.5
100
500
0.25
0.35
190
55
600
9
3.5
20
Max. Unit
- mA
- mA
- mA
-
V
- mV
- mV
400 mV
1.1 V
- mA
- mA
-
A
-
dB
-
V
- mV
- mV
200 mV
600 mV
- mA
- mA
- mA
-
dB
- mV
- mA
-
A
- mA
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Doc ID 17719 Rev 1
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