參數(shù)資料
型號(hào): LP2960IM-3.3
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: Adjustable Micropower 0.5A Low-Dropout Regulators
中文描述: FIXED/ADJUSTABLE POSITIVE LDO REGULATOR, 0.8 V DROPOUT, PDSO16
封裝: SMT-16
文件頁(yè)數(shù): 2/17頁(yè)
文件大?。?/td> 452K
代理商: LP2960IM-3.3
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
Operating Junction Temperature
Range
LP2960AI/LP2960I
65C to +150C
40C to +125C
Lead Temperature (Soldering, 5 sec.)
Power Dissipation (Note 2)
Input Supply Voltage
Feedback Input Voltage (Note 3)
Comparator Input Voltage (Note 4)
Comparator Output Voltage (Note 4)
ESD Rating (Note 15)
260C
Internally Limited
20V to +30V
0.3V to +5V
0.3V to +30V
0.3V to +30V
1.5 kV
Electrical Characteristics
over the full operating temperature range. Unless otherwise specified: C
= 4.7 μF, V
IN
= V
(NOM) + 1V, I
= 1 mA,
C
OUT
= 10 μF for 5V parts or C
OUT
= 22 μF for 3.3V parts, Feedback pin is tied to V
TAP
pin, Output pin is tied to Sense pin,
V
S/D
= 2V.
Limits in standard typeface are for T
= 25C, and limits in
boldface type
apply
Symbol
Parameter
Conditions
Typ
LP2960AI
(Note 14)
Min
4.962
4.930
3.275
3.254
LP2960I
(Note 14)
Min
4.925
4.880
3.250
3.221
Units
Max
5.038
5.070
3.325
3.346
Max
5.075
5.120
3.350
3.379
V
O
Output Voltage
(5V Versions)
Output Voltage
(3.3 Versions)
Output Voltage
Temperature Coefficient
1 mA
I
L
500 mA
5.0
V
1 mA
I
L
500 mA
3.3
(Note 5)
20
130
160
ppm/C
Output Voltage
Line Regulation
V
IN
= [V
O
(NOM) + 1V] to 30V
0.06
0.2
0.5
0.4
0.8
%
Output Voltage
Load Regulation
(Note 6)
0.08
0.16
0.30
0.20
0.40
%
V
IN
V
O
Dropout Voltage (Note 7)
I
L
= 1 mA
12
30
50
250
350
350
450
600
800
600
750
4.0
5.0
8
10
35
40
3
5
30
50
250
350
350
450
600
800
600
750
4.0
5.0
8
10
35
40
3
5
mV
I
L
= 100 mA
180
I
L
= 200 mA
260
I
L
= 500 mA
470
I
GND
Ground Pin Current
(Note 8)
I
L
= 1 mA
450
μA
I
L
= 100 mA
2.6
mA
I
L
= 200 mA
2.5
I
L
= 500 mA
21
I
GND
Ground Pin Current
at Dropout (Note 8)
Ground Pin Current
at Shutdown (Note 8)
Current Limit
V
IN
= V
(NOM) 0.5V
I
L
= 100 μA
V
SD
1.1V
1.8
mA
300
400
400
μA
I
LIMIT
R
L
= 0.5
1000
1500
1600
1500
1600
mA
Thermal Regulation
(Note 10)
0.05
0.2
0.2
%/W
e
n
Output Noise Voltage
@
I
L
= 100 mA
(10 Hz–100kHz)
C
OUT
= 10 μF
C
OUT
= 47 μF
C
OUT
= 47 μF (Note 11)
300
210
130
μV RMS
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