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Promax Johnton
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PJ2950 Datasheet Preview

PJ2950 Datasheet

(PJ2950 / PJ2951) 150mA Low Dropout Voltage Regulators

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PJ2950 pdf
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PJ2950/PJ2951
150mA Low Dropout Voltage Regulators
T he Semiconductor PJ2950 and PJ2951 are a low power
voltage regulators. These devices are excellent choi ce
The error flag output feature is used as power-on reset
for warn of a low output voltage , due to following batteries
for use in battery-powered applications such as cordless
on input. Other feature is the logic-compatible shutdown
telephone, radio control systems, and portable computers.
input which enable the regulator to be switched on and off.
The PJ2950 and PJ2951 features very low quiescent
The PJ2950 is offered in 3-pin TO-92 package compatible
current (75μA Typ.) and very low drop output voltage
with other 5 volt regulators. The PJ2951 is available in 8-pin
(Typ. 40μV at light load and 380 mV at 100 mA).This
plastic, SOP-8 package.
includes a tight initial tolerance of 0.5% typ., extremely
The regulator output voltage may be pin-strapped for a
good load and line regulation 0.05% typ. and very low
5 & 3.3 volt of programmed from 1.24 volt to 29 volts with
output temperature coeffi cient, making the PJ2950/PJ2951
external pai r of resistors. Using of as design, processing and
useful as a low-power voltage reference. Other key
testing techniques make our PJ2950 and PJ2951 superior
additional feature of this unregulated input voltage transient
over similar products.
of -20V below ground (reverse battery).
____________________________________________________________________________________________________
FEATURES
Output accuracy 5V & 3.3V, 150 mA output
T O-92
Very low quiescent current
PJ2950/2950A
Low dropout voltage
Extremely tight load and line regulation
Very low temperature coefficient
Pin 1. Output
2. Ground
3. Input
Need only 1μF for stability
Unregulated DC input can withstand -20V reverse
battery and +60V positive transients
Direct replacem ent for PJ2950/PJ2951 sockets
PJ2951 VERSIONS ONLY
SOP-8
PJ2951/2951A
Pin
1. Output
2. Sense
3. Shutdown
4. Ground
5. Error
6. 5 Vtap
7. Feedback
8. Input
Error Flag warns of output dropout
Logic-Controlled electronic shutdown
Output programmable from 1.24 to 29V
ORDERING INFORMATION
APPLICATIONS
Battery powered systems
Portable instrumentation
Avionics
Automotive Electronics
SMPS Post-Regulator
Voltage Reference
Portable/Palm top / Notebook computers
Portable consumer equipment
Radio control systems
Cordless telephones
Device
P J2950ACT
PJ2950CT
PJ2950ACT -3. 0
PJ2950CT -3. 0
PJ2950ACT -3. 3
PJ2950CT -3. 3
PJ2951ACS
PJ2951CS
PJ2951ACS-3.3
PJ2951CS-3.3
Operating Temperature
-20 ~ +85
Package
T O-92
SOP-8
1-7 2002/01.rev.A



Promax Johnton
Promax Johnton

PJ2950 Datasheet Preview

PJ2950 Datasheet

(PJ2950 / PJ2951) 150mA Low Dropout Voltage Regulators

No Preview Available !

PJ2950 pdf
PJ2950/PJ2951
150mA Low Dropout Voltage Regulators
ABSOLUTE MAXIMUM RATINGS
Power Dissipation......................Internally Limited
Lead Temp.(Soldering, 5 Seconds)................260
Storage Temperature Range.............-65 to +150
Operating Junction Temperature Range
PJ2951........................................….. -20 to +125
PJ2950A / PJ2950
PJ2951A / PJ2951...................…......-20 to +125
Input Supply Voltage.......................….. -20 to +60V
Feedback Input Voltage.........................-1.5 to +30V
Shutdown Input Voltage......................... -0.3 to+30V
Error Comparator Output...................…..-0.3 to +30V
ECD Rating is to be determined
ELECTRICAL CHARACT ERISTICS at Vs=15V, Ta=25, unless otherwise noted.
PARAMETER
Output Voltage
Output Voltage
Output Voltage
Temperature
Coefficient
Line Regulation
(Note 3)
Load Regulation
(Note 3)
Dropout Voltage
(Note 5)
Ground Current
Dropout Ground
Current
Current Limit
Thermal Regulation
Output Noise,
10Hz to 100KHz
CONDITIONS
(Note 2)
TJ=25
-25TJ85
Full Operating Temp.
100μAIL100mA
TJTJMAX
(Note 1)
6VVin30V (Note 4)
100μAIL100mA
IL=100μA
IL=100mA
IL=150mA
IL=100μA
IL=100mA
IL=150mA
Vin=4.5V, IL=100μA
Vout=0
CL=1μF
CL=200μF
CL=13.3μF
(Bypass=0.01μF
pins 7 to 1 P J2951)
8-Pin Versions only
Reference Voltage
Reference Voltage
Over Temperature
(Note 6)
Feedback Pin Bias
Current
Reference Voltage
Temperature
Coefficient
(Note 7)
Feedback Pin Bias
Current
Temperature
Coefficient
PJ2950A/PJ2951A
Min Typ Max
0.995|Vo| 5.0 / 3.3 1.005|Vo|
0.990|Vo| / 3.0
1. 010| Vo|
0. 988| Vo|
1. 012| Vo|
0. 986| Vo|
1. 014| Vo|
20
0.03 0.2
0.04 0.1
40 80
250 300
300 450
75 120
1.7 2.5
46
110 170
150 200
0.05 0.2
430
160
100
1.238
1.19
PJ2951A
1.250
20
20
1.262
1.27
40
0.1
PJ2950/PJ2951
Min Typ Max
0.990|Vo| 5.0 / 3.3 / 1.010|Vo|
0.985|Vo| 3.0
1. 015| Vo|
0. 983| Vo|
1. 017| Vo|
0. 985| Vo|
1. 015| Vo|
50
0.04 0.2
0.1 0.2
40 80
250 300
300 450
75 120
1.7 2.5
46
110 170
150 200
0.05 0.2
430
160
100
1.238
1.18
PJ2951
1.250
20
50
1.262
1.28
40
0.1
UNITS
V
V
ppm/
%
%
mV
mV
mV
μA
mA
mA
μA
mA
%W
μVms
V
V
nA
ppm/
nA/
2-7 2002/01.rev.A


Part Number PJ2950
Description (PJ2950 / PJ2951) 150mA Low Dropout Voltage Regulators
Maker Promax Johnton
Total Page 7 Pages
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1 PJ2950 (PJ2950 / PJ2951) 150mA Low Dropout Voltage Regulators Promax Johnton
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2 PJ2951 (PJ2950 / PJ2951) 150mA Low Dropout Voltage Regulators Promax Johnton
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