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参数资料
| 型号： | L6731BTR |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 稳压器 |
| 英文描述： | 20 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封装： | HTSSOP-16 |
| 文件页数： | 23/24页 |
| 文件大小： | 439K |
| 代理商： | L6731BTR |
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Electrical characteristics
L6731B
8/24
4
Electrical characteristics
VCC = 12V, TA = 25°C unless otherwise specified.
Table 4.
Electrical Characteristics
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
VCC SUPPLY CURRENT
ICC
VCC Stand By current
OSC = open; SS to GND
7
9
mA
VCC quiescent current
OSC= open;
HG = open, LG = open, PH=open
8.5
10
Power-ON
VCC
Turn-ON VCC threshold
VOCH = 1.7V
4.0
4.2
4.4
V
Turn-OFF VCC threshold
VOCH = 1.7V
3.6
3.8
4.0
V
VIN OK
Turn-ON VOCH threshold
1.1
1.25
1.47
V
VIN OK
Turn-OFF VOCH threshold
0.9
1.05
1.27
V
VCCDR Regulation
VCCDR voltage
VCC =5.5V to 14V
IDR = 1mA to 100mA
4.555.5
V
Soft Start and Inhibit
ISS
Soft Start Current
SS = 2V
7
10
13
A
SS = 0 to 0.5V
20
30
45
Oscillator
fOSC
Accuracy
237
250
263
KHz
450
500
550
KHz
VOSC
Ramp Amplitude
2.1
V
Output Voltage
VFB
Output Voltage
VDIS = 0 to Vth
0.597
0.6
0.603
V
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