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MMSTA55_15 Datasheet, PDF (1/3 Pages) Diodes Incorporated – PNP SMALL SIGNAL SURFACE MOUNT TRANSISTOR
MMSTA55/MMSTA56
PNP SMALL SIGNAL SURFACE MOUNT TRANSISTOR
Features
• Epitaxial Planar Die Construction
• Complementary NPN Type Available
(MMSTA05/MMSTA06)
• Ideal for Low Power Amplification and Switching
• Ultra-Small Surface Mount Package
• Lead Free/RoHS Compliant (Note 2)
• "Green" Device (Note 3 and 4)
Mechanical Data
• Case: SOT-323
• Case Material: Molded Plastic, "Green" Molding
Compound, Note 4. UL Flammability Classification
Rating 94V-0
• Moisture Sensitivity: Level 1 per J-STD-020C
• Terminal Connections: See Diagram
• Terminals: Solderable per MIL-STD-202, Method 208
• Lead Free Plating (Matte Tin Finish annealed over
Alloy 42 leadframe).
• MMSTA55 Marking K2H, K2G (See Page 3)
• MMSTA56 Marking K2G (See Page 3)
• Ordering & Date Code Information: See Page 3
• Weight: 0.006 grams (approximate)
A
C
BC
B
E
G
H
K
J
DE
L
C
B
E
SOT-323
Dim Min Max
A
0.25 0.40
B
1.15 1.35
C
2.00 2.20
D
0.65 Nominal
E
0.30 0.40
G
1.20 1.40
H
1.80 2.20
M
J
0.0 0.10
K
0.90 1.00
L
0.25 0.40
M
0.10 0.18
α
0°
8°
All Dimensions in mm
Maximum Ratings @TA = 25°C unless otherwise specified
Characteristic
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Collector Current - Continuous (Note 1)
Power Dissipation (Note 1)
Thermal Resistance, Junction to Ambient (Note 1)
Operating and Storage Temperature Range
Symbol
VCBO
VCEO
VEBO
IC
Pd
RθJA
Tj, TSTG
MMSTA55
-60
MMSTA56
-80
-60
-80
-4.0
-500
200
625
-55 to +150
Unit
V
V
V
mA
mW
°C/W
°C
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. No purposefully added lead.
3. Diodes Inc.'s "Green" policy can be found on our website at http://www.diodes.com/products/lead_free/index.php.
4. Product manufactured with Date Code 0627 (week 27, 2006) and newer are built with Green Molding Compound. Product manufactured prior to Date
Code 0627 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
DS30167 Rev. 10 - 2
1 of 3
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