BA51W12SAT ROHM Co. Ltd., BA51W12SAT Datasheet - Page 4

• Manufacturer Part Number: BA51W12SAT
• Description: Dual Output Voltage Regulator With Power Saving
• Manufacturer: ROHM Co. Ltd.

   
V
CC
10Ω5W
V
CC
Fig.1 Circuit for measuring output voltage, input stability, load regulation, and output current capacity
+
100µ
e
f=120Hz
IN
0.33µ
=1V rms
0.33µ
V
V
V
V
V
V
V
V
V
CC
CC
CC
CC
CC
CC
CC
CC
CC
5V
V
V
=1 4V,
= 14V,
= 10→25V,
=6 →25V,
= 14V,
= 14V,
= 14V
= 14V
CTL
CC
CC
V
Fig.2 Circuit for measuring ripple rejection ratio
= 14V, I
= 14V, I
CC
CTL
5V
GND
O1
O2
= 500mA when meauring the ripple rejection ratio 1
= 350mA when meauring the ripple rejection ratio 2
GND
I
I
I
I
I
I
O1
O2
OUT1
OUT2
O1
O2
O1
O2
= 5mA→1A
= 5mA→500mA
= 500mA
= 350mA
= 500mA
= 350mA
OUT1
OUT2
+
22 µ
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
+
22µ
υ
I
O2
350mA
V
+
22 µ
+
22µ
υ
I
O1
500mA
V