Small Signal Transistor (NPN)
MMBT2222A
Features
NPN Silicon Epitaxial Planar Transistor for
switching and amplifier applications.
COMCHIP
www.comchiptech.com
TO-236AB (SOT-23)
Mechanical Data
Case:
SOT-23 Plastic Package
Weight:
approx. 0.008g
.122 (3.1)
.110 (2.8)
.016 (0.4)
3
.056 (1.43
)
.052 (1.33
)
1
2
max. .004 (0.1)
Pin Configuration
1 = Base 2 = Emitter
3 = Collector
Top View
Mounting Pad Layout
.007 (0.175)
.005 (0.125)
.037(0.95) .037(0.95)
0.035 (0.9)
0.079 (2.0)
.016 (0.4)
.016 (0.4)
.102 (2.6)
.094 (2.4)
0.037 (0.95)
0.037 (0.95)
Dimensions in inches and (millimeters)
Maximum Ratings & Thermal Characteristics
Parameter
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Collector Current
Power Dissipation
Power Dissipation
on FR-5 Board
(1)
T
A
= 25°C
Derate above 25°C
on Alumina Substrate
(2)
T
A
= 25°C
Derate above 25°C
FR-5 Board
Alumina Substrate
Symbol
V
CBO
V
CEO
V
EBO
I
C
P
tot
P
tot
R
ΘJA
T
j
T
S
Ratings at 25°C ambient temperature unless otherwise specified.
Value
75
40
6.0
600
225
1.8
300
2.4
556
417
150
–55 to +150
Unit
V
V
V
mA
mW
mW/°C
mW
mW/°C
°C/W
°C
°C
Thermal Resistance Junction
to Ambient Air
Junction Temperature
Storage Temperature Range
Notes:
(1) FR-5 = 1.0 x 0.75 x 0.062 in.
(2) Alumina = 0.4 x 0.3 x 0.024 in. 99.5% alumina.
Page 1
.045 (1.15)
.037 (0.95)