CM431ABCM235 N/A, CM431ABCM235 Datasheet - Page 9

• Manufacturer Part Number: CM431ABCM235
• Manufacturer: N/A

APPLICATION INFORMATION (continued)
2004/08/27
V
BATT
8.2K
V
Figure 10. Output Control of a Three-Terminal
V
Min V
BATT
O
Figure 8.Precision 5V, 1.5A Regulator
Ω
= (1 + R1/R2) × V
CM431A
O
CM431A
Common
= V
Fixed Regulator
Champion Microelectronic Corporation
REF
78L05
LM317
+ 5V
IN
Adjust
REF
OUT
R1
R2
V
243Ω
0.1%
243Ω
0.1%
O
= 5V/1.5A
V
O
L
OW
V
BATT
V
OLTAGE
Figure 11. Precision Current Limiter
Figure 9. Precision Constant Current Sink
CM431A
R1
R1 = V
A
V
I
OUT
BATT
DJUSTABLE
= (V
BATT
REF
/((I
/R
O
/h
CL
FE
) + I
) + I
CM431A
R
0.1%
R
0.1%
S
I
V
CL
KA
S
O
KA
REF
HUNT
=
)
/R
S
I
O
R
CM431A
EGULATOR
Page 9