參數(shù)資料
型號(hào): uA723N
廠商: Texas Instruments, Inc.
英文描述: PRECISION VOLTAGE REGULATORS
中文描述: 精密電壓調(diào)節(jié)器
文件頁(yè)數(shù): 9/17頁(yè)
文件大?。?/td> 469K
代理商: UA723N
μ
A723
PRECISION VOLTAGE REGULATORS
SLVS057D – AUGUST 1972 – REVISED JULY 1999
9
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
2N5287
10 k
1N759
R2
R1
500 pF
10 k
VI
REF
VCC+
VC
OUTPUT
VZ
CURR LIM
CURR SENS
IN+
VCC–FREQ COMP
R4 =
3 k
IN–
μ
A723
Regulated Output,
VO
R3 =
3 k
Figure 8. Negative Floating Regulator
0.1
μ
F
R1
R2
1 k
1 M
1N4005
L = 1.2 mH
(see Note A)
2N5005
2N5153
3 k
VI
51
REF
VCC+
VC
OUTPUT
VZ
CURR LIM
CURR SENS
IN+
VCC–FREQ COMP
IN–
μ
A723
NOTE A: L is 40 turns of No. 20 enameled copper wire wound on Ferroxcube P36/22-3B7 potted core, or equivalent, with a 0.009-inch air gap.
Regulated Output,
VO
Figure 9. Positive Switching Regulator
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