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參數(shù)資料
| 型號： | LP3876 |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | 3A Fast Ultra Low Dropout Linear Regulators |
| 中文描述： | 3A條快速超低壓差線性穩(wěn)壓器 |
| 文件頁數(shù)： | 12/16頁 |
| 文件大?。?/td> | 365K |
| 代理商： | LP3876 |
Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Storage Temperature Range
65C to +150C
Lead Temperature
(Soldering, 5 sec.)
260C
ESD Rating (Note 3)
2 kV
Power Dissipation (Note 2)
Internally Limited
Input Supply Voltage (Survival)
0.3V to +7.5V
Shutdown Input Voltage
(Survival)
0.3V to 7.5V
Output Voltage (Survival), (Note
0.3V to +6.0V
I
OUT (Survival)
Short Circuit Protected
Maximum Voltage for ERROR
Pin
V
IN
Maximum Voltage for SENSE Pin
V
OUT
Operating Ratings
Input Supply Voltage (Note 11)
2.5V to 7.0V
Shutdown Input Voltage
0.3V to 7.0V
Maximum Operating Current (DC)
3A
Junction Temperature
40C to +125C
Electrical Characteristics
LP3873/LP3876
Limits in standard typeface are for T
J = 25C, and limits in boldface type apply over the full operating temperature range.
Unless otherwise specified: V
IN =VO(NOM) + 1.5V, IL = 10 mA, COUT = 10F, VSD = 2V.
Symbol
Parameter
Conditions
Typ
LP3873/6 (Note 5)
Units
Min
Max
V
O
Output Voltage
Tolerance
V
OUT +1.5V
≤ V
IN
≤ 7.0V
10 mA
≤ I
L
≤ 3A
0
-1.5
-3.0
+1.5
+3.0
%
V
OL
Output Voltage Line
Regulation (Note 8)
V
OUT + 1.5V
≤ V
IN
≤ 7.0V
0.02
0.06
%
V
O/
I
OUT
Output Voltage Load
Regulation
10 mA
≤ I
L
≤ 3A
0.08
0.14
%
V
IN -VOUT
Dropout Voltage
I
L = 300 mA
80
100
120
mV
I
L = 3A
800
1000
1200
I
GND
Ground Pin Current In
Normal Operation
Mode
I
L = 300 mA
5
9
10
mA
I
L =3A
6
14
15
I
GND
Ground Pin Current In
Shutdown Mode
V
SD
≤ 0.3V
1
10
A
-40C
≤T
J
≤ 85C
50
I
O(PK)
Peak Output Current
V
O
≥ V
O(NOM) - 4%
4.5
A
SHORT CIRCUIT PROTECTION
I
SC
Short Circuit Current
6
A
LP3873/LP3876
www.national.com
5
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LP3876-ADJ | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:3A Fast Ultra Low Dropout Linear Regulator |
| LP3876ES-1.8 | 功能描述:低壓差穩(wěn)壓器 - LDO 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(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 |
| LP3876ES-1.8/NOPB | 功能描述:低壓差穩(wěn)壓器 - LDO 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(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 |
| LP3876ES-1.8/NOPB | 制造商:Texas Instruments 功能描述:Voltage Regulator IC |
| LP3876ES-2.5 | 功能描述:低壓差穩(wěn)壓器 - LDO 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(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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