RV4140 데이터 시트보기 (PDF) - Fairchild Semiconductor
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RV4140 Datasheet PDF : 12 Pages
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PRODUCT SPECIFICATION
RV4140A
Electrical Characteristics
ILINE = 1.2mA and TA = +25°C, RSET = 290kW
Parameters
Test Conditions
Min. Typ. Max. Units
Shunt Regulator (Pins 5 to 4)
Regulated Voltage
Regulated Voltage
Sense Amplifier (Pins 2 to 3)
I2-3 = 11mA
ILINE = 700 mA, I2-3 = 9mA
6.8
7.2
7.6
V
6.8
7.2
7.6
V
Offset Voltage
Design Value
-3.0
0
3.0
mV
Gain Bandwidth
Design Value
2.0
MHz
Input Bias Current
Design Value
30
100
nA
SCR Trigger (Pins 7 to 6)
Output Resistance
Output Voltage
Output Voltage
Output Current
Reference Voltage (Pins 3 to 4)
V5-6 = open, I2-3 = 0mA
I2-3 = 9mA
I2-3 = 11mA
V7-6 = 0V, I2-3 = 11mA
4.0
4.7
5.4
kW
0
0.1
10
mV
1.4
2.0
2.6
V
300
420
600
mA
Reference Voltage
Delay Timer (Pins 8 to 4)
Delay Time1
Delay Current
ILINE = 700 mA
C8-4 = 20nF
I2-3 = 11mA
2.6
2.9
3.2
V
—
2.0
—
ms
23
29
35
mA
Note:
1. Delay time is defined as starting when the instantaneous sense current (I 2-3) exceeds 2.9V/RSET and ending when the SCR
trigger voltage V7-6 goes high.
5
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