DS11207 Rev. 12 - 2 1 of 3 BC856A-BC858C
BC856A - BC858C
PNP SURFACE MOUNT SMALL SIGNAL TRANSISTOR
Notes: 1. Device mounted on FR-4 PCB, 1 inch x 0.85 inch x 0.062 inch; pad layout as shown on Diodes Inc. suggested pad layout
document AP02001, which can be found on our website at http://www.diodes.com/datasheets/ap02001.pdf.
2. Current gain subgroup “C” is not available for BC856.
Characteristic Symbol Value Unit
Collector-Base Voltage BC856
BC857
BC858
V
CBO
-80
-50
-30
V
Collector-Emitter Voltage BC856
BC857
BC858
V
CEO
-65
-45
-30
V
Emitter-Base Voltage VEBO -5.0 V
Collector Current IC -100 mA
Peak Collector Current ICM -200 mA
Peak Emitter Current IEM -200 mA
Power Dissipation (Note 1) Pd 300 mW
Thermal Resistance, Junction to Ambient (Note 1) Rc113JA 417 °C/W
Operating and Storage Temperature Range Tj,TSTG -65 to +150 °C
Marking Code (Note 2)
Type Marking Type Marking
BC856A 3A, K3A BC857C 3G, K3G
BC856B 3B, K3B BC858A 3J, K3J, K3A, K3V
BC857A 3E, K3V, K3A BC858B 3K, K3K, K3B, K3W
BC857B 3F, K3W, K3B BC858C 3L, K3L, K3G
Maximum Ratings
@ T
A
= 25°C unless otherwise specified
Features
c183 Ideally Suited for Automatic Insertion
c183 Complementary NPN Types Available
(BC846-BC848)
c183 For Switching and AF Amplifier Applications
c183 Case: SOT-23, Molded Plastic
c183 Case material - UL Flammability Rating
Classification 94V-0
c183 Moisture sensitivity: Level 1 per J-STD-020A
c183 Terminals: Solderable per MIL-STD-202,
Method 208
c183 Pin Connections: See Diagram
c183 Marking Codes (See Table Below & Diagram
on Page 3)
c183 Ordering & Date Code Information: See Page 3
c183 Approx. Weight: 0.008 grams
Mechanical Data
A
E
J
L
TOP VIEW
M
B C
H
G
D
K
C
BE
SOT-23
Dim Min Max
A 0.37 0.51
B 1.20 1.40
C 2.30 2.50
D 0.89 1.03
E 0.45 0.60
G 1.78 2.05
H 2.80 3.00
J 0.013 0.10
K 0.903 1.10
L 0.45 0.61
M 0.85 0.80
c97 0c176 8c176
All Dimensions in mm