參數(shù)資料
型號(hào)： LD29300P2T25
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： 3A, VERY LOW DROP VOLTAGE REGULATORS
中文描述： 第3A，非常低的降穩(wěn)壓器
文件頁(yè)數(shù)： 7/17頁(yè)
文件大?。?/td> 530K
代理商： LD29300P2T25
LD29300 SERIES
7/17
ELECTRICAL CHARACTERISTICS OF LD29300#90
(I
O
= 10mA, T
J
= 25°C, V
I
= 11V, V
INH
= 2V (Note 3), C
I
= 330nF, C
O
= 10
μ
F, unless otherwise specified)
NOTE 1: Guaranteed by design.
NOTE 2: Dropout voltage is defined as the input-to-output differential when the output voltage drops to 99% of its nominal value with V
O
+1V
applied to V
.
NOTE 3: Only for version with Inhibit function.
ELECTRICAL CHARACTERISTICS OF LD29300#ADJ
(I
O
= 10mA, T
J
= 25°C, V
I
= 3.23 V, V
INH
= 2V (Note 3), C
I
= 330nF, C
O
= 10
μ
F adjust pin tied to output)
NOTE 1: Guaranteed by design.
NOTE 2: Reference Voltage is measured between output and GND pin, with ADJ PIN tied to V
OUT
.
NOTE 3: Only for version with Inhibit function.
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
O
Output Voltage
I
O
= 10mA to 3A, V
I
= 10 to 13V
T
J
= -40 to 125°C
I
O
= 10mA to 3A
V
I
= 10 to 13V
f = 120 Hz, V
I
= 11
±
1V, I
O
= 1.5A
(Note 1)
I
O
= 500mA, T
J
= -40 to 125°C (Note 2)
I
O
= 1.5A,
T
J
= -40 to 125°C (Note 2)
I
O
= 3A,
T
J
= -40 to 125°C (Note 2)
I
O
= 1.5A,
T
J
= -40 to 125°C
I
O
= 3A,
T
J
= -40 to 125°C
V
I
= 13V, V
INH
= GND
V
I
- V
O
= 5.5V
OFF MODE, (NOTE 3)
ON MODE, (NOTE 3)
T
J
= -40 to 125°C
B
P
= 10Hz to 100KHz
8.91
8.82
9
9.09
9.18
1.0
0.5
V
V
O
V
O
SVR
Load Regulation
Line Regulation
Supply Voltage Rejection
0.2
0.06
58
%
%
dB
45
V
DROP
Dropout Voltage
0.1
0.2
0.4
20
50
130
4.5
V
0.7
50
100
180
I
q
Quiescent Current
mA
T
J
= -40 to 125°C
μA
A
V
V
μA
I
sc
V
IL
V
IH
I
INH
eN
Short Circuit Current
Control Input Logic Low
Control Input Logic High
Control Input Current
Output Noise Voltage
T
J
= -40 to 125°C
T
J
= -40 to 125°C
V
INH
= 13V
I
O
= 100mA
0.8
2
5
10
360
μV
RMS
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
V
I
Minimum Operating Input
Voltage
I
O
= 10mA to 3A
T
J
= -40 to 125°C
I
O
= 10mA to 3A
V
I
= 2.5 V to 13V
I
O
= 10mA to 3A, V
I
= 2.5 to 4.5V
T
J
= -40 to 125°C (Note 2)
f = 120 Hz, V
I
= 3.23
±
1V, I
O
= 1.5A
(Note 1)
I
O
= 1.5A,
T
J
= -40 to 125°C
I
O
= 3A,
T
J
= -40 to 125°C
V
I
= 13V, V
INH
= GND
T
J
= -40 to 125°C (Note 1)
V
I
- V
O
= 5.5V
OFF MODE, (NOTE 3)
ON MODE, (NOTE 3)
T
J
= -40 to 125°C
B
P
= 10Hz to 100KHz
2.5
V
V
O
V
O
V
REF
Load Regulation
Line Regulation
Reference Voltage
0.2
0.06
1.23
1.0
0.5
+1%
+2%
%
%
V
-1%
-2%
65
SVR
Supply Voltage Rejection
75
dB
I
q
Quiescent Current
20
45
130
50
100
180
1
mA
T
J
= -40 to 125°C
μA
μA
A
V
V
μA
I
ADJ
I
sc
V
IL
V
IH
I
INH
eN
Adjust Pin Current
Short Circuit Current
Control Input Logic Low
Control Input Logic High
Control Input Current
Output Noise Voltage
4.5
T
J
= -40 to 125°C
T
J
= -40 to 125°C
V
INH
= 13V
I
O
= 100mA
0.8
2
5
50
10
μV
RMS
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