SPX2945M3-5-0/TR View Datasheet(PDF) - Signal Processing Technologies
Part Name
Description
Manufacturer
SPX2945M3-5-0/TR Datasheet PDF : 12 Pages
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Power Dissipation ........................................................ Internally Limited
Lead Temp. (Soldering, 5 Seconds) ............................................. 260°C
Storage Temperature Range ........................................ -65°C to +150°C
Operating Junction Temperature Range ....................... -40°C to +125°C
Input Supply Voltage ......................................................... -20V to +26V
ABSOLUTE MAXIMUM RATINGS
Feedback Input Voltage ................................................ -1.5V to +26V
Shutdown Input Voltage ................................................ -0.3V to +26V
Error Comparator Output .............................................. -0.3V to +26V
ESD Rating ............................................................................ 2kV Min
ELECTRICAL CHARACTERISTICS
Electrical characteristics at VIN = VO+1V, IO = 1mA, COUT = 2.2µF, TA = 25°C, unless otherwise specified. The ♦ denotes
the specifications wich apply over full operating tempeture range -40°C to +85°C, unless noted.
PARAMETER
3.3V Version
Output Voltage
5.0V Version
Output Voltage
All Voltage Options
Output Voltage
Temperature Coefficient
Line Regulation (Note 3)
Load Regulation (Note 3)
CONDITIONS
(Note 2)
1mA ≤ IL ≤ 400mA
1mA ≤ IL ≤ 400mA
(Note1)
6V ≤ VIN ≤ 20V (Note 4)
IL=1 to 400mA
Dropout Voltage (Note5)
IL=1mA
IL=400mA
Ground Current
IL=1mA
IL=150mA
IL=300mA
IL=400mA
Current Limit
Thermal Regulation
VOUT=0
Output Noise, 10Hz to 100kHz,
IL=100mA
PSRR at 100KHz
CL=2.2µF
CL=33µF
IL=100mA
CL=10µF
Adjustable 8 Pin Version only
Reference Voltage
Reference Voltage
Over Temperature
Feedback Pin Bias Current
Reference Voltage Temp.
Coefficient
MIN
TYP
MAX
3.267
3.3
3.333
3.217 3.3
3.382
♦
4.950 5.0
4.880 5.0
5.050
5.120
♦
20
100
♦
1.5
20
♦
6
20
30
♦
60
100
150
♦
360
450
700
♦
100
200
300
♦
2
4
6
♦
4
8
12
♦
8
15
25
♦
330
800
♦
0.05
0.2
400
260
31
1.210
1.235 1.260
1.185
1.285
20
40
60
♦
20
UNITS
V
V
ppm/°C
mV
mV
mV
µA
mA
mA
%/W
µVRMS
dB
V
V
nA
ppm/°C
Date: 3/14/06
SPX2945 400mA Low Dropout Voltage Regulator with Shutdown
2
©Copyright 2006 Sipex Corporation
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