參數(shù)資料
型號: LD1085DT25R
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> 490K
代理商: LD1085DT25R
Electrical characteristics
LD1085 series
8/27
Table 5.
Electrical characteristics of LD1085#25
(V
I
=5.5V, C
I
= C
O
=10
μ
F, T
A
= -40 to 125°C, unless otherwise specified).
Symbol
Parameter
Test
Min.
Typ.
Max.
Unit
V
O
Output voltage
(1)
I
O
= 0 mA, T
J
= 25°C
2.475
2.5
2.525
V
I
O
= 0 to 3A, V
I
= 4.1 to 30V
2.45
2.5
2.55
V
Δ
V
O
Line regulation
I
O
= 0 mA, V
I
= 4.1 to 18V, T
J
= 25°C
0.2
4
mV
I
O
= 0 mA, V
I
= 4.1 to 18V
0.4
4
mV
Δ
V
O
Load regulation
I
O
= 0 to 3A, T
J
= 25°C
2
10
mV
I
O
= 0 to 3A
4
20
mV
V
d
Dropout voltage
I
O
= 3A
V
I
30V
1.3
1.5
V
I
q
Quiescent current
5
10
mA
I
sc
Short circuit current
V
I
- V
O
= 5V
3.2
4.5
A
V
I
- V
O
= 25V
0.2
0.5
A
Thermal regulation
T
A
= 25°C, 30ms pulse
0.008
0.04
%/W
SVR
Supply voltage rejection
f = 120 Hz, C
O
= 25μF, I
O
= 3A
V
I
= 7.5
±
3V
60
72
dB
eN
RMS Output noise voltage (% of
V
O
)
T
A
= 25°C, f =10Hz to 10KHz
0.003
%
S
Temperature stability
0.5
%
S
Long term stability
T
A
= 125°C, 1000Hrs
0.5
%
1.
See short-circuit current curve for available output current at fixed dropout.
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