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參數(shù)資料
| 型號： | LD1117ASTR |
| 廠商： | 意法半導(dǎo)體 |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | 5.0 AMP POSITIVE VOLTAGE REGULATOR |
| 中文描述： | 5.0放大器正電壓穩(wěn)壓器 |
| 文件頁數(shù)： | 8/27頁 |
| 文件大?。?/td> | 406K |
| 代理商： | LD1117ASTR |
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Electrical characteristics
LD1117A series
8/27
Table 6.
Electrical characteristics of LD1117A#28
(refer to the test circuits, T
J
= 0 to 125°C, C
O
= 10 μF, C
I
= 10 μF unless otherwise specified).
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
V
O
Output voltage
V
I
= 4.85V, I
O
= 10mA, T
J
= 25°C
2.793
2.85
2.907
V
V
O
V
O
V
O
V
O
V
O
Output voltage
I
O
= 0 to 1A, V
I
= 4.25 to 10V
2.736
2.964
V
Line regulation
V
I
= 4.25 to 8V, I
O
= 0mA
1
6
mV
Load regulation
V
I
= 4.25V, I
O
= 0 to 1A
1
10
mV
Temperature stability
0.5
%
Long term stability
1000 hrs, T
J
= 125°C
0.3
%
V
I
Operating input voltage
I
O
= 100mA
V
I
≤
10V, I
O
= 0mA
10
V
I
d
Quiescent current
4.5
10
mA
I
O
Output current
V
I
- V
O
= 5V, T
J
= 25°C
1000
1200
mA
eN
Output noise voltage
B =10Hz to 10KHz, T
J
= 25°C
100
μV
SVR
Supply voltage rejection
I
O
= 40mA, f = 120Hz
V
I
- V
O
= 3V, V
ripple
= 1V
PP
60
75
dB
V
D
Dropout voltage
I
O
= 100mA
1
1.10
V
I
O
= 500mA
1.05
1.15
I
O
= 1A
1.15
1.30
V
O(pwr)
Thermal regulation
T
a
= 25°C, 30ms Pulse
0.08
0.2
%/W
Table 7.
Electrical characteristics of LD1117A#33
(refer to the test circuits, T
J
= 0 to 125°C, C
O
= 10 μF, C
I
= 10 μF unless otherwise specified).
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
V
O
Output voltage
V
I
= 5.3V, I
O
= 10mA, T
J
= 25°C
3.234
3.3
3.366
V
V
O
V
O
V
O
V
O
V
O
Output voltage
I
O
= 0 to 1A, V
I
= 4.75 to 10V
3.168
3.432
V
Line regulation
V
I
= 4.75 to 8V, I
O
= 0mA
1
6
mV
Load regulation
V
I
= 4.75V, I
O
= 0 to 1A
1
10
mV
Temperature stability
0.5
%
Long term stability
1000 hrs, T
J
= 125°C
0.3
%
V
I
Operating input voltage
I
O
= 100mA
V
I
≤
10V, I
O
= 0mA
10
V
I
d
Quiescent current
5
10
mA
I
O
Output current
V
I
- V
O
= 5V, T
J
= 25°C
1000
1200
mA
eN
Output noise voltage
B =10Hz to 10KHz, T
J
= 25°C
100
μV
SVR
Supply voltage rejection
I
O
= 40mA, f = 120Hz
V
I
- V
O
= 3V, V
ripple
= 1V
PP
60
75
dB
V
D
Dropout voltage
I
O
= 100mA
1
1.10
V
I
O
= 500mA
1.05
1.15
I
O
= 1A
1.15
1.30
V
O(pwr)
Thermal regulation
T
a
= 25°C, 30ms Pulse
0.08
0.2
%/W
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參數(shù)描述 |
|---|---|
| LD1117AST-R | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:LOW DROP FIXED AND ADJUSTABLE POSITIVE VOLTAGE REGULATORS |
| LD1117AV | 功能描述:低壓差穩(wěn)壓器 - LDO 1.25-15V 1.0A Adj 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(diào)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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LD1117AV12 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:LOW DROP FIXED AND ADJUSTABLE POSITIVE VOLTAGE REGULATORS |
| LD1117AV18 | 功能描述:低壓差穩(wěn)壓器 - LDO Low drop fixed/adj positive voltage reg 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(diào)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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| LD1117AV25 | 功能描述:低壓差穩(wěn)壓器 - LDO Low drop fixed/adj positive voltage reg 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(diào)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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
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