
Linear Integrated Systems
  4042 Clipper Court    Fremont, CA 94538    Tel: 510 490-9160    Fax: 510 353-0261 
ELECTRICAL CHARACTERISTICS CONT. @25 °C (unless otherwise stated) 
LS3250A 
MIN MAX
LS3250B 
MIN MAX
LS3250C 
MIN MAX 
SYMBOL 
CHARACTERISTIC 
UNIT 
CONDITIONS 
150 
100 
50 
I
C
 = 1mA, V
CE
 = 5V 
I
C
 = 10mA, V
CE
 = 5V 
I
C
 = 50mA, V
CE
 = 5V 
I
E
 = 0A, V
CB
 = 30V 
I
E
 = 0A, V
CB
 = 20V 
I
E
 = 0A, V
CB
 = 3V 
V
CC
 = ±80V 
I
E
 = 0A, V
CB
 = 10V 
I
C
 = 1mA, V
CE
 = 5V 
120 
80 
40 
h
FE
DC Current Gain 
100 
80 
40 
0.2 
0.2 
I
CBO
Collector Cutoff Current 
0.2 
I
EBO
I
C1C2
C
OBO
f
T
Emitter Cutoff Current 
0.2 
0.2 
0.2 
Collector to Collector Leakage Current
1 
1 
1 
nA 
Output Capacitance 
2 
2 
2 
pF 
Gain Bandwidth Product (Current) 
600 
600 
600 
MHz 
NF 
Noise Figure (Narrow Band) 
3 
3 
3 
dB 
I
C
 = 100μA, V
CE
 = 5V 
BW = 200Hz 
R
B
 = 10
, 
f
 = 1kHz 
NOTES: 
1. 
2. 
3. 
Information furnished by Linear Integrated Systems is believed to be accurate and reliable.  However, no responsibility is assumed for its 
use; nor for any infringement of patents or other rights of third parties which may result from its use.  No license is granted by implicatio
otherwise under any patent or patent rights of Linear Integrated Systems. 
Maximum rating for LS3250A, SOT23-6. 
Absolute maximum ratings are limiting values above which serviceability may be impaired. 
The reverse Base to Emitter voltage must never exceed 6.2 Volts.  The reverse Base to Emitter current must never exceed 10μA. 
n or 
SOIC
2
3
4
5
6
7
8
DIMENSIONS IN
INCHES
0.2284
0.2440
0.189
0.196
0.0075
0.0098
0.021
0.014
0.018
0.050
0.0040
0.0098
0.150
0.157
1
PDIP
DIMENSIONS IN
INCHES
2
3
4
5
6
7
8
0.145
0.060
0.100
0.250
0.375
0.038
0.295
0.320
TO-78
0.335
0.370
0.305
0.335
0.016
DIM. A
0.165
0.185
0.040
0.016
0.021
DIM. B
MIN. 0.500
0.200
0.100
0.100
0.028
0.034
45°
1
2 3
5
6
7
0.029
0.045
SEATING
PLANE
TO-71
Six Lead
0.230
0.209
DIA.
DIA.
0.195
0.175
0.030
 MAX.
0.500 MIN.
0.150
0.115
0.019
0.016
DIA.
6 LEADS
3
2
1
5
6
0.046
0.036
45°
0.048
0.028
0.100
0.050
7
1
3
5
SOT-23
DIMENSIONS IN
MILLIMETERS
2
4
6
0.95
1.90
1.50
2.60
3.00
0.35
0.50
2.80
3.00
0.90
1.30
0.00
0.15
0.09
0.20
0.10
0.60
Standard package is SOT23 6 lead.   
Other packages listed are optional.  Contact factory regarding 
availability of optional packages.