參數(shù)資料
型號(hào): LD1117DT25CTR
廠商: 意法半導(dǎo)體
元件分類(lèi): 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(yè)數(shù): 13/38頁(yè)
文件大?。?/td> 449K
代理商: LD1117DT25CTR
LD1117 series
Electrical characteristics
13/38
Table 11.
Electrical characteristics of LD1117#12C
(refer to the test circuits, T
J
= 0 to 125
°
C, C
O
= 10 μF, R = 120
between GND and OUT
pins, unless otherwise specified).
Symbol
Parameter
Test
Min.
Typ.
Max.
Unit
V
ref
Reference voltage
V
in
- V
O
= 2V, I
O
= 10 mA, T
J
= 25°C
1.176
1.20
1.224
V
V
ref
Reference voltage
I
O
= 10 to 800 mA, V
in
- V
O
= 1.4 to
10 V
1.120
1.20
1.280
V
V
O
V
O
V
O
V
O
Line regulation
V
in
- V
O
= 1.5 to 13.75 V, I
O
= 10 mA
1
%
Load regulation
V
in
- V
O
= 3 V, I
O
= 10 to 800 mA
1
%
Temperature stability
0.5
%
Long term stability
1000 hrs, T
J
= 125°C
0.3
%
V
in
Operating input voltage
15
V
I
adj
Adjustment pin current
V
in
15 V
60
120
μA
I
adj
Adjustment pin current change
V
in
- V
O
= 1.4 to 10 V
I
O
= 10 to 800 mA
1
5
μA
I
O(min)
Minimum load current
V
in
= 15 V
2
5
mA
I
O
Output current
V
in
- V
O
= 5 V, T
J
= 25°C
800
950
1300
mA
eN
Output noise (%V
O
)
B =10Hz to 10KHz, T
J
= 25°C
0.003
%
SVR
Supply voltage rejection
I
O
= 40 mA, f = 120Hz, T
J
= 25°C
V
in
- V
O
= 3 V, V
ripple
= 1 V
PP
60
75
dB
V
d
Dropout voltage
I
O
= 100 mA, T
J
= 0 to 125°C
1
1.1
V
I
O
= 500 mA, T
J
= 0 to 125°C
1.05
1.2
I
O
= 800 mA, T
J
= 0 to 125°C
1.10
1.3
Thermal regulation
T
a
= 25°C, 30ms Pulse
0.01
0.1
%/W
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