HT7590-2 Ver la hoja de datos (PDF) - Holtek Semiconductor

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HT7590-2

100mA Low Power LDO

Holtek Semiconductor 

Circuit for Increasing Output Voltage

V IN

V IN

C1

10mF

H T 7 5 X X -2

S e r ie s

GND

IS S

V OUT

C2

10mF

V XX

V OUT

R1

R2

HT75XX-2

C om m on

S in g le p o in t G N D

R2

VOUT

=

VXX

(1+

)

R1

+

ISS R2

Circuit for Increasing Output Voltage

C om m on

V IN

V IN

H T 7 5 X X -2

V OUT

V OUT

S e r ie s

C1

10mF

GND

IS S

C 2 V XX

10mF

R1

C om m on

Constant Current Regulator

D1

S in g le p o in t G N D

VOUT = VXX + VD1

C om m on

V IN

V IN

H T 7 5 X X -2

V OUT

S e r ie s

C1

10mF

GND

IS S

C

10

2

mF

V

XX

RA

IO U T

RL

C om m on

IOUT

= VXX

RA

+ ISS

Dual Supply

IC 1

V IN

V IN

H T 7 5 X X -2

V OUT

S e r ie s

V OUT

IC 2

GND

C3

10mF

V IN H T 7 5 X X - 2 V O U T

S e r ie s

V OUT

C1

GND

10mF

C2

10mF

R1

C om m on

C om m on

Rev. 1.20

5

June 1, 2011

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