BA41W12SAT

Regulator ICs

Measurement circuits

22

µ

22

µ

CTL

GND

OUT2

OUT1

0.33

µ

5V

+

+

V

V

Fig.1 Circuit for measuring output voltage, input stability, load regulation, and output current capacity

→25V,

→25V,

→1A

→500mA

when measuring output voltage 1

when measuring output voltage 2

when measuring input stability 1

when measuring input stability 2

when measuring load reguration 1

when measuring load reguration 2

when measuring output current capacity 1

when measuring output current capacity 2

22

µ

22

µ

CTL

GND

OUT2

OUT1

0.33

µ

100

µ

f=120Hz

10

Ω5W

5V

350mA

500mA

+

+

+

Fig.2 Circuit for measuring ripple rejection ratio