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Bay Linear, Inc
2478 Armstrong Street, Livermore, CA 94550 Tel: (925) 989-7144, Fax: (925) 940-9556
www.baylinear.com
B29150
ABSOLUTE MAXIMUM RATINGS
Lead Temp. (Soldering, 5 Seconds) ................................ 260°C
Input Voltage........................................................ 26V
Storage Temperature Range .............................. -65° to +150°C
Maximum Output Current ...................................3.5A
Operating Junction Temperature Range
Input Supply Voltage (Note1) (Survival)-20V to +60V
B29150/51/52/53 Control Section ............. -45°C +125°C
B29150/51/52/53 Power Transistor ............-45°C +150°C
ELECTRICAL CHARACTERISTICS (NOTE 1) at I
OUT = 10mA, Ta=25
°C, unless otherwise specified.
PARAMETER
CONDITIONS
Typ
B29150/51/52/53
Min
Max
Units
2.5V Version
Output Voltage (Note 2)
IOUT = 10mA
10mA
≤I
OUT
≤1.5A, 4.75V≤V
IN
≤26V
2.5
2.5
2.475
2.450
2.525
2.550
V
3.3V Version2.
Output Voltage (Note 2)
IOUT = 10mA
10mA
≤I
OUT
≤1.5A, 4.75V≤V
IN
≤26V
3.3
3.3
3.267
3.234
3.330
3.366
V
5.0V Version
Output Voltage (Note 2)
IOUT = 10mA
10mA
≤I
OUT
≤1.5A, 5.5V≤V
IN
≤26V
5.0
5.0
4.95
4.90
5.05
5.10
V
All Voltage Options
Line Regulation
IO = 10mA, (VOUT + 1V)
≤ V
IN
≤ 26V
0.06
0.5
%
Load Regulation
VIN = VOUT + 5V, 10mA
≤ I
OUT
≤ I
FULLLOAD
(Note 2, 6)
0.2
1
%
∆V°
20
100
ppm/
°C
∆T
Output Voltage (Note 6)
Temperature Coef.
IO = 100mA
80
200
IO = 750mA
220
Dropout Voltage
IO = 1.5A
350
600
mV
Ground Current
IO = 750mA, VIN = VOUT, +1V
IO = 1.5A
8
25
20
mA
IGNDDO Ground Pin Current at
Dropout
VIN = 0.5V less than specified VOUT IOUT = 10mA
0.9
mA
Current Limit
VOUT = 0V (Note 4)
1.7
1.5
A
Output Noise Voltage
(10Hz to 100kHz)
IL = 100mA
CL = 10
µF
CL = 33
µF
400
260
µV
RMS
Reference Voltage
1.240
1.228
1.215
1.252
1.265
V
Reference Voltage
(Note 8)`
1.203
1.277
V
Adjust Pin
Bias Current
40
80
120
nA
Reference Voltage
Temperature
Coefficient
(Note 7)
20
ppm/
°C
Adjust Pin Bias
Current Temperature
Coefficient
0.1
nA/
°C
Flag Output (Error Comparator) B29152/53
Output Leakage
Current
VOH = 26V
0.01
1.00
2.00
µA
Output Low
Voltage
Device set for 5V. VIN = 4.5V
IOL = 250
µA
220
300
400
mV
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