參數(shù)資料
型號： LP3964EMPX-ADJ
英文描述： Positive Adjustable Voltage Regulator
中文描述： 積極可調(diào)電壓穩(wěn)壓器
文件頁數(shù)： 7/22頁
文件大小： 479K
代理商： LP3964EMPX-ADJ
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
(Note 1)
Storage Temperature Range
Lead Temperature
(Soldering, 5 sec.)
ESD Rating (Note 3)
Power Dissipation (Note 2)
Input Supply Voltage (Survival)
Shutdown Input Voltage
(Survival)
Output Voltage (Survival), (Note
6), (Note 7)
65C to +150C
260C
2 kV
Internally Limited
0.3V to +7.5V
0.3V to V
IN
+0.3V
0.3V to +7.5V
I
OUT
(Survival)
Maximum Voltage for ERROR
Pin
Maximum Voltage for SENSE Pin
Short Circuit Protected
V
IN
+0.3V
V
OUT
+0.3V
Operating Ratings
Input Supply Voltage (Operating),
(Note 12)
Shutdown Input Voltage
(Operating)
Maximum Operating Current (DC)
Operating Junction Temp. Range
2.5V to 7.0V
0.3V to V
IN
+0.3V
0.8A
40C to +125C
Electrical Characteristics
LP3961/LP3964
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
= V
O(NOM)
+ 1V, I
L
= 10 mA, C
OUT
= 33μF, V
SD
= V
IN
-0.3V.
Symbol
Parameter
Conditions
Typ
(Note 4)
LP3961/4
(Note 5)
Min
Units
Max
V
O
Output Voltage
Tolerance
(Note 8)
Adjust Pin Voltage (ADJ
version)
Output Voltage Line
Regulation (Note 8)
Output Voltage Load
Regulation
(Note 8)
10 mA
≤
I
L
≤
800mA
V
OUT
+1
≤
V
IN
≤
7.0V
0
-1.5
-3.0
+1.5
+3.0
%
V
ADJ
10 mA
≤
I
L
≤
800mA
V
OUT
+1.5V
≤
V
IN
≤
7.0V
V
OUT
+1V
<
V
IN
<
7.0V
1.216
1.198
1.180
1.234
1.253
V
V
OL
0.02
0.06
0.02
0.08
%
V
O
/
I
OUT
10 mA
<
I
L
<
800 mA
%
V
IN
- V
OUT
Dropout Voltage
(Note 10)
I
L
= 80 mA
24
30
35
300
350
9
10
14
15
25
75
mV
I
L
= 800 mA
240
I
GND
Ground Pin Current In
Normal Operation Mode
I
L
= 80 mA
3
mA
I
L
= 800 mA
4
I
GND
Ground Pin Current In
Shutdown Mode
(Note 11)
Peak Output Current
V
SD
≤
0.2V
15
μA
I
O(PK)
(Note 2)
1.5
1.2
1.1
A
SHORT CIRCUIT PROTECTION
I
SC
OVER TEMPERATURE PROTECTION
Tsh(t)
Shutdown Threshold
Tsh(h)
Thermal Shutdown
Hysteresis
SHUTDOWN INPUT
Short Circuit Current
2.8
A
165
10
C
C
V
SDT
Shutdown Threshold
Output = High
Output = Low
V
IN
0
V
IN
–0.3
V
0.2
L
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LP3964EMPX-ADJ/EMSN 制造商:Texas Instruments 功能描述:
LP3964EMPX-ADJ/HAPB 制造商:Texas Instruments 功能描述:
LP3964EMPX-ADJ/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
LP3964ES-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
LP3964ES-1.8 制造商:Texas Instruments 功能描述:V REG ULTRA-LDO +1.8V SMD 3964
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