MMDT3946
COMPLEMENTARY NPN / PNP SMALL SIGNAL SURFACE MOUNT TRANSISTOR
Features
•
Complementary Pair
One 3904-Type NPN
One 3906-Type PNP
Epitaxial Planar Die Construction
SOT-363
Min
A
Dim
A
B
C
D
F
Max
0.30
1.35
2.20
C2
B1
E1
•
•
•
•
•
0.10
Ideal for Low Power Amplification and Switching
Ultra-Small Surface Mount Package
Lead Free/RoHS Compliant (Note 3)
"Green" Device (Note 4 and 5)
C
B
1.15
2.00
E2
B2
C1
0.65 Nominal
H
0.30
1.80
—
0.40
2.20
0.10
1.00
0.40
0.25
8°
H
J
Mechanical Data
•
•
K
J
M
Case: SOT-363
Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020C
Terminals: Solderable per MIL-STD-202, Method 208
K
L
0.90
0.25
0.10
0°
L
D
F
•
•
•
C2
B1
E1
M
α
Lead Free Plating (Matte Tin Finish annealed over Alloy 42
leadframe).
All Dimensions in mm
•
•
•
•
Terminal Connections: See Diagram
Marking Information: K46 - See Page 5
Ordering & Date Code Information: See Page 5
Weight: 0.006 grams (approximate)
E2
B2
C1
E1, B1, C1 = PNP3906 Section
E2, B2, C2 = NPN3904 Section
Maximum Ratings, NPN 3904 Section @TA = 25°C unless otherwise specified
Characteristic
Symbol
VCBO
VCEO
VEBO
IC
NPN 3904 Section
Unit
V
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
60
40
V
6.0
200
200
625
V
Collector Current - Continuous (Note 1)
Power Dissipation (Note 1, 2)
mA
mW
Pd
Thermal Resistance, Junction to Ambient (Note 1)
Operating and Storage Temperature Range
°C/W
°C
Rθ
JA
-55 to +150
Tj, TSTG
Maximum Ratings, PNP 3906 Section @TA = 25°C unless otherwise specified
Characteristic
Symbol
VCBO
VCEO
VEBO
IC
PNP 3906 Section
Unit
V
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
-40
-40
V
-5.0
-200
200
625
V
Collector Current - Continuous (Note 1)
Power Dissipation (Note 1, 2)
mA
mW
Pd
Thermal Resistance, Junction to Ambient (Note 1)
Operating and Storage Temperature Range
°C/W
°C
Rθ
JA
-55 to +150
Tj, TSTG
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. Maximum combined dissipation.
3. No purposefully added lead.
4. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
5. Product manufactured with Date Code UO (week 40, 2007) and newer are built with Green Molding Compound. Product manufactured prior to Date
Code UO are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
MMDT3946
© Diodes Incorporated
DS30123 Rev. 10 - 2
1 of 5
www.diodes.com