參數資料
型號: LP3883ET-1.5/NOPB
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 固定正電壓單路輸出LDO穩(wěn)壓器
英文描述: 1.5 V FIXED POSITIVE LDO REGULATOR, 0.42 V DROPOUT, PZFM5
封裝: TO-220, 5 PIN
文件頁數: 8/14頁
文件大?。?/td> 819K
代理商: LP3883ET-1.5/NOPB
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 Temp. (Soldering, 5 seconds)
260C
ESD Rating
Human Body Model (Note 3)
Machine Model (Note 10)
2kV
200V
Power Dissipation (Note 2)
Internally Limited
V
IN Supply Voltage (Survival)
0.3V to +6V
V
BIAS Supply Voltage (Survival)
0.3V to +7V
Shutdown Input Voltage (Survival)
0.3V to +7V
I
OUT (Survival)
Internally Limited
Output Voltage (Survival)
0.3V to +6V
Junction Temperature
40C to +150C
Operating Ratings
V
IN Supply Voltage
(V
OUT +VDO) to 5.5V
Shutdown Input Voltage
0 to +6V
I
OUT
3A
Operating Junction
Temperature Range
40C to +125C
V
BIAS Supply Voltage
4.5V to 6V
Electrical Characteristics 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) + 1V, VBIAS = 4.5V, IL = 10 mA, CIN =
C
OUT = 4.7 F, VS/D =VBIAS.
Symbol
Parameter
Conditions
Typical
MIN
MAX
Units
V
O
Output Voltage Tolerance
10 mA < I
L < 3A
V
O(NOM) + 1V
≤ V
IN
≤ 5.5V
4.5V
≤ V
BIAS
≤ 6V
1.216
1.198
1.186
1.234
1.246
V
1.5
1.478
1.455
1.522
1.545
1.8
1.773
1.746
1.827
1.854
V
O/
V
IN
Output Voltage Line Regulation
V
O(NOM) + 1V
≤ V
IN
≤ 5.5V
0.01
%/V
V
O/
I
L
Output Voltage Load Regulation
10 mA < I
L < 3A
0.04
0.06
%/A
V
DO
Dropout Voltage (Note 9)
I
L =3A
210
270
420
mV
I
Q(VIN)
Quiescent Current Drawn from
V
IN Supply
10 mA < I
L < 3A
3
7
8
mA
V
S/D
≤ 0.3V
0.03
1
30
A
I
Q(VBIAS)
Quiescent Current Drawn from
V
BIAS Supply
10 mA < I
L < 3A
1
2
3
mA
V
S/D
≤ 0.3V
0.03
1
30
A
I
SC
Short-Circuit Current
V
OUT =0V
6
A
Shutdown Input
V
SDT
Output Turn-off Threshold
Output = ON
0.7
1.3
V
Output = OFF
0.7
0.3
Td (OFF)
Turn-OFF Delay
R
LOAD XCOUT << Td (OFF)
20
s
Td (ON)
Turn-ON Delay
R
LOAD XCOUT << Td (ON)
15
I
S/D
S/D Input Current
V
S/D =1.3V
1
A
V
S/D
≤ 0.3V
1
LP3883
www.national.com
3
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