參數(shù)資料
型號(hào): CM431AECM235
廠商: Electronic Theatre Controls, Inc.
英文描述: LOW VOLTAGE ADJUSTABLE SHUNT REGULATOR
中文描述: 低電壓可調(diào)并聯(lián)穩(wěn)壓器
文件頁(yè)數(shù): 8/14頁(yè)
文件大?。?/td> 416K
代理商: CM431AECM235
CM431A
L
OW
V
OLTAGE
A
DJUSTABLE
S
HUNT
R
EGULATOR
2004/08/27 Champion Microelectronic Corporation
Page 8
APPLICATION INFORMATION
V
O
= (1 + R1/R2)
×
V
REF
Note: R should provide 1mA cathode current to the
CM431A of minimum V
BATT
Figure 4
.
Shunt Regulator
V
BATT
Figure 5
.
Single –Supply Comparator With Temperature
compensated threshold.
V
O
= (1 + R1/R2)
×
V
REF
Figure 6
.
High-Current Shunt Regulator
Figure 7
. Crowbar Circuit
R*
V
BATT
V
O
V
BATT
R1
0.1%
CM431A
V
O
CM431A
V
REF
V
on
2V
V
off
V
BATT
Input
R2
0.1%
V
th
= 2.5V
GND
V
O
V
BATT
V
O
R1
R1
CM431A
C
R2
CM431A
R2
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