• Epitaxial Die Construction
• Complementary NPN Type Available
(BC847BLP)
• Ultra-Small Leadless Surface Mount Package
• Lead Free By Design/RoHS Compliant (Note 1)
• "Green" Device (Note 2)
Lead-free Green
DS30526 Rev. 7 - 2 1 of 4 BC857BLP
www.diodes.com  Diodes Incorporated
BC857BLP
PNP SMALL SIGNAL SURFACE MOUNT TRANSISTOR
Notes: 1. No purposefully added lead.
2. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
Characteristic Symbol Value Unit
Collector-Base Voltage VCBO -50 V
Collector-Emitter Voltage VCEO -45 V
Emitter-Base Voltage VEBO -5.0 V
Collector Current IC -100 mA
Operating and Storage Temperature Range Tj, TSTG -55 to +150 °C
Maximum Ratings @ TA = 25°C unless otherwise specified
Features
Mechanical Data
• Case: DFN1006-3
• Case Material: Molded Plastic, "Green" Molding
Compound. UL Flammability Classification
Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020C
• Terminal Connections Indicator: Collector Dot
• Terminals: Finish  NiPdAu annealed over Copper
leadframe. Solderable per MIL-STD-202, Method 208
• Ordering Information: See Page 3
• Marking Code 3W, Dot denotes Collector Side
• Weight: 0.001 grams
D
G H
B C
LN
A
M
K
C EB1 2
3
DFN1006-3
Dim Min Max Typ
A 0.95 1.075 1.00
B 0.55 0.675 0.60
C 0.45 0.55 0.50
D 0.20 0.30 0.25
G 0.47 0.53 0.50
H 0 0.05 0.03
K 0.10 0.20 0.15
L 0.20 0.30 0.25
M   0.35
N   0.40
All Dimensions in mm
TOP VIEW
Thermal Characteristics @ TA = 25°C unless otherwise specified
Characteristic Symbol Value Unit
Power Dissipation Pd 250 mW
Thermal Resistance, Junction to Ambient RθJA 400 °C/W

TC
UD
OR
P
WE
N