BC856A/B, BC857A/B/C, BC858A/B/C
250mW, PNP Small Signal Transistor
Small Signal Transistor
SOT-23
3 Collector
A
F
2 Emitter
1 Base
B
E
Features
Epitaxial planar die construction
Surface device type mounting
Moisture sensitivity level 1
C
D
Matte Tin(Sn) lead finish with Nickel(Ni) underplate
Pb free version and RoHS compliant
Green compound (Halogen free) with suffix "G" on
packing code and prefix "G" on date code
Unit (mm)
Unit (inch)
Dimensions
Min
2.80
1.20
0.30
1.80
2.25
0.90
Max
Min
Max
Mechanical Data
Case : SOT- 23 small outline plastic package
A
B
C
D
E
F
3.00 0.110 0.118
1.40 0.047 0.055
0.50 0.012 0.020
2.00 0.071 0.079
2.55 0.089 0.100
1.20 0.035 0.043
Terminal: Matte tin plated, lead free., solderable
per MIL-STD-202, Method 208 guaranteed
High temperature soldering guaranteed: 260°C/10s
Weight : 0.008gram (approximately)
Ordering Information
Suggested PAD Layout
Part No.
BC856A RF
Package
SOT-23
SOT-23
SOT-23
SOT-23
SOT-23
SOT-23
SOT-23
SOT-23
SOT-23
SOT-23
SOT-23
SOT-23
SOT-23
SOT-23
SOT-23
SOT-23
Packing
Marking
3A
0.95
3K / 7" Reel
3K / 7" Reel
3K / 7" Reel
3K / 7" Reel
3K / 7" Reel
3K / 7" Reel
3K / 7" Reel
3K / 7" Reel
3K / 7" Reel
3K / 7" Reel
3K / 7" Reel
3K / 7" Reel
3K / 7" Reel
3K / 7" Reel
3K / 7" Reel
3K / 7" Reel
0.037
BC856B RF
BC857A RF
BC857B RF
BC857C RF
BC858A RF
BC858B RF
BC858C RF
BC856A RFG
BC856B RFG
BC857A RFG
BC857B RFG
BC857C RFG
BC858A RFG
BC858B RFG
BC858C RFG
3B
3E
3F
2.0
0.079
3G
3J
0.9
0.035
3K
0.8
3L
0.031
3A
3B
3E
3F
3G
3J
3K
3L
Maximum Ratings and Electrical Characteristics
Rating at 25°C ambient temperature unless otherwise specified.
Maximum Ratings
Type Number
Symbol
Value
Units
Power Dissipation
PD
250
-80
-50
-30
-65
-45
-30
-5
mW
BC856
BC857
BC858
BC856
BC857
BC858
VCBO
Collector-Base Voltage
Collector-Emitter Voltage
V
V
VCEO
VEBO
IC
Emitter-Base Voltage
V
A
Collector Current
-0.1
Junction and Storage Temperature Range
TJ, TSTG
-55 to + 150
°C
Notes:1. Valid provided that electrodes are kept at ambient temperature
Version : E11