L387A 데이터 시트보기 (PDF) - STMicroelectronics
부품명
상세내역
일치하는 목록
L387A Datasheet PDF : 6 Pages
| |||
L387A
ELECTRICAL CHARACTERISTICS (refer to the test circuit, Vi = 14.4 V, Tj = 25 °C, Co = 100 µF;
unless otherwise specified)
Symbol
Vo
VI
∆Vo
∆Vo
VI – Vo
Iq
∆ Vo
∆T
SVR
ISC
Parameter
Output Voltage
Operating Input Voltage
Line Regulation
Load Regulation
Dropout Voltage
Quiescent Current
Temperature Output
Voltage Drift
Supply Voltage Rejection
Output Short Circuit
Current
Test Conditions
Io = 5 mA to 500 mA Tj = 25 °C
– 40 ≤ Tj ≤ 125 °C
(*), Over Full T Range (– 40 to 125 °C)
(see note **)
Vi = 6 V to 26 V
Io = 5 mA
Io = 5 mA to 500 mA
VO = V O NOM – 100 mV
Io = 350 mA
Io = 500 mA
Io = 0 mA
Io = 150 mA
Io = 350 mA
Io = 500 mA
Vi = 6.2 V
Io = 500 mA
Io = 350 mA
Co = 100 µF
f = 120 Hz
Vi = 12 V ± 5 Vpp
Min.
4.80
4.75
Typ.
5.00
5.00
5
15
0.40
0.60
5
20
60
100
160
– 0.5
1.2
Max. Unit
5.20
V
5.25
V
26
V
50
mV
60
mV
0.65
V
0.8
V
15
mA
35
mA
100 mA
160 mA
180 mA
mV/°C
60
1.6
A
VR Reset Output Voltage
IR = 3 mA
1 < Vo < 4.70 V
IR = 16 mA
1.5 < Vo < 4.75 V
Over Full T (– 40 °C ≤ Tj ≤ 125 °C)
IR Reset Output Leakage Vo in Regulation VR = 5V
Current
Over Full T Range
0.5
V
0.8
V
50
µA
td
VRT (off)
Delay Time for Reset
Output
IC4
VRT (on)
V4
Charging Current
(current generator)
Power on
VoThreshold
Comparator Threshold
(pin 4)
VH Hysteresis Voltage
Cd = 100 nF
Over Full T Range
Vo @ Reset out H to L Transition, Over
Full T Range
V4 = 3 V
Vo @ Reset out L to H Transition , Over
Full T Range
V4 @ Reset out H to L Transition
V4 @ Reset out L to H Transition
Over Full T Range
25
ms
4.75
Vo
V
– 0.15
10
20
30
µA
VRT (off)
Vo
V
+ 0.05 V – 0.04 V
3.2
3.9
V
3.7
4.3
V
450
mV
(*) For a DC voltage 26 < Vi < 37 V the device is not operating.
(**) Design limits are guaranteed (but not 100 % production tested) over the indicated temperature and supply voltage ranges.
These limits are not used to calculate outgoing quality levels.
3/6
Share Link: 