SPX29150 查看數據表（PDF） - Exar Corporation
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SPX29150 Datasheet PDF : 13 Pages
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ABSOLUTE MAXIMUM RATINGS
Storage Temperature Range........................-65°C to +150°C
Operating Junction Temperature Range......-40°C to +125°C
Input Voltage (Note 7)......................................................16V
ELECTRICAL CHARACTERISTICS
at VIN=VOUT + 1V and IOUT = 10mA, CIN = 6.8µF, COUT = 10µF, TA = 25°C, unless otherwise specified. The Boldface
applies over the junction temperature range. Adjustable versions are set to 5.0V.
PARAMETER
CONDITIONS
Typ
SPX29150/51
Min
Max
Units
1.8V Version
Output Voltage
IOUT = 10mA
1.8
10mA ≤ IOUT ≤ 1.5A, 2.5V ≤ VIN ≤ 16V
1.8
1.782
1.764
1.818
1.836
V
2.5V Version
Output Voltage
IOUT = 10mA
10mA ≤��I�OUT≤1��.5�A��,��3�.5��V�≤��V��IN ≤1�6�V�
2.5
2.475 2.525
2.5
2.450 2.550
V
3.3V Version
Output Voltage
IOUT = 10mA
10mA ≤��I�OUT≤1��.5�A��,��4�.3��V�≤��V��IN ≤1�6�V�
3.3
3.267 3.333
3.3
3.234 3.366
V
5.0V Version
Output Voltage
IOUT = 10mA
10mA ≤��I�OUT≤1��.5�A��,��6�.0��V�≤��V��IN ≤1�6�V�
5.0
4.950 5.050
5.0
4.900 5.100
V
All Voltage Options
SPX29150/51/52/53
Line Regulation
IO = 10mA, (VOUT + 1V) ≤��V�IN ≤�1�6�V�
0.1
0.5
%
Load Regulation
VIN = VOUT + 1V, 10mA ≤ IOUT≤ IFULL-
0.2
LOAD
1
%
∆∆VT
Output Voltage
13
100 ppm/°C
Temperature Coefficient
Dropout Voltage (Note 1)
(except 1.8V version)
IO = 100mA
IO = 750mA
IO = 1.5A
70
200
230
mV
390
600
Ground Current (Note 3)
IO = 750mA, VIN = VOUT, +1V
IO = 1.5A
12
45
25
mA
IGNDDO Ground Pin Cur-
rent at Dropout
VIN = 0.1V less than specified VOUT
IOUT = 10mA
0.9
mA
Current Limit
VOUT = 0.0V (Note 2)
2.2
1.7
A
Output Noise Voltage
(10Hz to 100kHz)
IL = 100mA
CL = 10µF
CL = 33µF
400
µVRMS
260
Reference Voltage
Adjustable version only
1.240
1.228
1.215
1.252
1.265
V
Reference Voltage
Adjustable version only (Note 8)
1.203 1.277
Adjust Pin
Bias Current
40
80
120
nA
Reference Voltage Tem-
perature
Coefficient
(Note 4)
13
ppm/°C
Adjust Pin Bias
Current Temperature
Coefficient
0.1
nA/°C
Flag Output (Error Comparator) SPX29151/53
Output Leakage Current VOH=16V
0.1
1.00
2.00
UA
Output Low Voltage
Device set for 5V, VIN=4.5V,
IOL=250µA
200
300
400
mV
Rev B 06/05/08
SP29150/51/52/53 1.5A Low Dropout Voltage Regulator
© Copyright 2008 Exar Corporation
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