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參數(shù)資料
| 型號： | μA723 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | Precision Voltage Regulator(精密PWM控制器) |
| 中文描述： | 精密穩(wěn)壓器（精密的PWM控制器） |
| 文件頁數(shù)： | 10/13頁 |
| 文件大小： | 321K |
| 代理商： | ΜA723 |
μ
A723C,
μ
A723M
μ
A723Y
PRECISION VOLTAGE REGULATORS
SLVS057B – AUGUST 1972 – REVISED AUGUST 1995
3–10
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
RSC
R1
R2
Regulated
Output, VO
2N5001
1000 pF
VI
60
1000 pF
R2
R1
VI
RSC
R3
R4
VO
IOS
lknee
IO
Regulated
Output, VO
REF
VCC+
VC
OUTPUT
VZ
CURR LIM
CURR SENS
IN+
VCC–FREQ COMP
IN–
REF
VCC+
VC
OUTPUT
VZ
CURR LIM
CURR SENS
IN+
VCC–
FREQ COMP
IN–
μ
A723
μ
A723
Figure 5. Positive-Voltage Regulator
(External P-N-P Pass Transistor)
Figure 6. Foldback Current Limiting
Regulated
Output, VO
R1
R2
2N5241
(see Note A)
2N5241
(see Note A)
VI
RSC = 1
2 k
500 pF
R4
3 k
3 k
R3
1N1826
10 k
1N759
R4
3 k
R3
3 k
R2
R1
500 pF
10 k
VI
Regulated
Output, VO
REF
VCC+
VC
OUTPUT
VZ
CURR LIM
CURR SENS
IN+
VCC–FREQ COMP
IN–
REF
VCC+
VC
OUTPUT
VZ
CURR LIM
CURR SENS
IN+
VCC–FREQ COMP
IN–
μ
A723
μ
A723
Figure 7. Positive Floating Regulator
Figure 8. Negative Floating Regulator
NOTE A: When 10-lead
μ
A723U devices are used in applications requiring VZ, an external 6.2-V regulator diode must be connected in series
with OUTPUT.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| A723018FS | 制造商:HOFFMAN ENCLOSURES 功能描述:ONE-DOOR FS ENCLOSURE TYPE 12;72.06X30.06X18.06;STEEL; |
| A-723018FS | 制造商:Pentair Technical Products / Hoffman 功能描述:Type 12 Encl. 72.06x30.06x18.0 制造商:PENTAIR TECNICAL PRODCUTS 功能描述:Type 12 Encl. 72.06x30.06x18.0 |
| A723018FSG | 制造商:Pentair Technical Products / Hoffman 功能描述:TYPE 12 ENCL, 72.06X30.06X18.0 Gray, 72.06x30.06x18.06, Steel |
| A723024FS | 制造商:Pentair Technical Products / Hoffman 功能描述:Type 12 Encl. 72.06x30.06x24.0 , 72.06x30.06x24.06, Steel |
| A-723024FS | 制造商:Pentair Technical Products / Hoffman 功能描述:Type 12 Encl. 72.06x30.06x24.0 |
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