HA17723 데이터 시트보기 (PDF) - Hitachi -> Renesas Electronics

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HA17723

Precision Voltage Regulator

Hitachi -> Renesas Electronics 

HA17723/F/P

Fixed Voltage Source with Reduction Type Current Limiter

VIN

VCC

VREF

VC

VOUT

R2

CL

2.15kΩ

CS

R1

5.0kΩ

VIN(+) VIN(–)

VEE COMP C1

1nF

RSC 30Ω

R3

2.7kΩ

R4

5.6kΩ

VOUT

Figure 12 Fixed Voltage Source with Reduction Type Current Limiter

6.0

5.0

VO

IOP

4.0

3.0

2.0

IOS =

R3 + R4

R4 ⋅ RSC

⋅ VBE

IOP = IOS +

R3

R4 ⋅ RSC

⋅ VO

1.0

0

0

IOS

100

200

Output Current IOUT (mA)

Figure 13 Current Control Characteristics of Fixed Voltage Source

with Reduction Type Current Limiter

11

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