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參數(shù)資料
| 型號(hào)： | LD29300 |
| 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(3A，極低壓差穩(wěn)壓器) |
| 中文描述： | 第3A，非常低壓降穩(wěn)壓器（3A條，極低壓差穩(wěn)壓器） |
| 文件頁數(shù)： | 8/26頁 |
| 文件大?。?/td> | 506K |
| 代理商： | LD29300 |
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Electrical characteristics
LD29300 series
8/26
Electrical characteristics of LD29300#18
(I
O
= 10mA, T
J
= 25°C, V
I
= 3.8V, V
INH
= 2V (
Note 3
), C
I
= 330nF, C
O
= 10μF, unless
otherwise specified)
Note:
1
2
Guaranteed by design.
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
I
.
Only for version with Inhibit function.
3
Table 4.
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
V
O
Output voltage
I
O
= 10mA to 3A, V
I
= 3 to 7.3V
T
J
= -40 to 125°C
1.782
1.8
1.818
V
1.764
1.836
Δ
V
O
Δ
V
O
Load regulation
I
O
= 10mA to 3A
0.2
1.0
%
Line regulation
V
I
= 3 to 13V
f = 120 Hz, V
I
= 3.8
±
1V, I
O
= 1.5A
(
Note: 1
)
0.06
0.5
%
SVR
Supply voltage rejection
62
72
dB
V
DROP
Dropout voltage
I
O
= 500mA, T
J
= -40 to 125°C (
Note 2
)
0.1
V
I
O
= 1.5A, T
J
= -40 to 125°C (
Note 2
)
0.2
I
O
= 3A, T
J
= -40 to 125°C (
Note 2
)
0.4
0.7
I
q
Quiescent current
I
O
= 1.5A, T
J
= -40 to 125°C
20
50
mA
I
O
= 3A, T
J
= -40 to 125°C
45
100
V
I
= 13V, V
INH
= GND, T
J
= -40 to 125°C
130
180
μA
I
sc
Short circuit current
V
I
- V
O
= 5.5V
4.5
A
V
IL
Control input logic low
OFF MODE, (
Note 3
), T
J
= -40 to 125°C
0.8
V
V
IH
Control input logic high
ON MODE, (
Note 3
), T
J
= -40 to 125°C
2
V
I
INH
Control input current
T
J
= -40 to 125°C, V
INH
= 13V
5
10
μA
eN
Output noise voltage
B
P
= 10Hz to 100KHz, I
O
= 100mA
60
μV
RMS
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LD29300_07 | 制造商:SAMES 制造商全稱:SAMES 功能描述:3A, Very low drop voltage regulators |
| LD29300D2M15 | 功能描述:低壓差穩(wěn)壓器 - LDO 1.5V 3.0A Very Low 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(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)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 |
| LD29300D2M15R | 功能描述:低壓差穩(wěn)壓器 - LDO 1.5V 3.0A Very Low 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(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)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 |
| LD29300D2M18 | 功能描述:低壓差穩(wěn)壓器 - LDO 1.8V 3.0A Very Low 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(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)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 |
| LD29300D2M18R | 功能描述:低壓差穩(wěn)壓器 - LDO 1.8V 3.0A Very Low 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(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)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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