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參數(shù)資料
| 型號： | NCP1117ST285T3G |
| 廠商： | ON SEMICONDUCTOR |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | 1.0 A Low−Dropout Positive Fixed and Adjustable Voltage Regulators |
| 中文描述： | 2.85 V FIXED POSITIVE LDO REGULATOR, 1.2 V DROPOUT, PDSO4 |
| 封裝： | LEAD FREE, SOT-223, 4 PIN |
| 文件頁數(shù)： | 6/17頁 |
| 文件大?。?/td> | 178K |
| 代理商： | NCP1117ST285T3G |
NCP1117, NCV1117
http://onsemi.com
6
t, TIME ( s)
20
0
7.5
6.5
0
40
80
120
160
O
D
I
V
200
20
0
20
40
60
80
100
10
100
1.0 k
10 k
100 k
0
20
40
60
80
100
0
200
400
600
800
1000
I
out
, OUTPUT CURRENT (mA)
R
f
ripple
= 20 kHz
V
ripple
0.5 V
PP
V
out
= 5.0 V
V
in
V
out
= 3.0 V
C
out
= 10 F
C
adj
= 25 F
T
A
= 25
°
C
f
ripple
, RIPPLE FREQUENCY (Hz)
R
V
out
= 5.0 V
V
in
V
out
= 3.0 V
I
out
= 0.5 A
C
out
= 10 F
C
adj
= 25 F, f > 60 Hz
C
adj
= 200 F, f
T
A
= 25
°
C
V
ripple
3.0 V
PP
V
ripple
0.5 V
PP
V
in
V
out
3.0 V
Figure 10. NCP1117XTA Ripple Rejection
vs. Output Current
Figure 11. NCP1117XTA Ripple Rejection
vs. Frequency
Figure 12. NCP1117XT285
Line Transient Response
Figure 13. NCP1117XT285
Load Transient Response
Figure 14. NCP1117XT50
Line Transient Response
Figure 15. NCP1117XT50
Load Transient Response
C
in
= 10 F
C
out
= 10 F
V
in
= 6.5 V
Preload = 0.1 A
T
A
= 25
°
C
t, TIME ( s)
0
0.5
0
0.1
0.1
0
40
80
120
160
L
C
O
D
200
C
in
= 10 F
C
out
= 10 F
V
in
= 4.5 V
Preload = 0.1 A
T
A
= 25
°
C
t, TIME ( s)
0
0.5
0
0.1
0.1
0
40
80
120
160
L
C
O
D
200
t, TIME ( s)
20
0
5.25
4.25
0
40
80
120
160
O
D
I
V
200
C
in
= 1.0 F
C
out
= 10 F
I
out
= 0.1 A
T
A
= 25
°
C
20
f
ripple
= 120 Hz
V
ripple
3.0 V
PP
C
in
= 1.0 F
C
out
= 10 F
I
out
= 0.1 A
T
A
= 25
°
C
V
in
V
out
V
dropout
60 Hz
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| NCP1117ST33T3 | 功能描述:低壓差穩(wěn)壓器 - LDO 3.3V 1A Positive RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| NCP1117ST33T3G | 功能描述:低壓差穩(wěn)壓器 - LDO 3.3V 1A Positive RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| NCP1117ST33T3G | 制造商:ON Semiconductor 功能描述:Voltage Regulator IC |
| NCP1117ST33T3G-CUT TAPE | 制造商:ON 功能描述:NCP1117 Series 3.3 V 1 A Low-Dropout Positive Fixed Voltage Regulator-SOT-223-3 |
| NCP1117ST50T3 | 功能描述:低壓差穩(wěn)壓器 - LDO 5.0V 1A Positive RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
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