MMBTH24
NPN SURFACE MOUNT VHF/UHF TR ANSISTOR
Features
• Designed for VHF/UHF Amplifier Applications and High
Output VHF Oscillators
• High Current Gain Bandwidth Product
• Ideal for Mixer and RF Amplifier Applications with
collector currents in the 100μA - 30 mA Range
• Lead, Halogen and Antimony Free, RoHS Compliant
"Green" Device (Notes 3 and 4)
Mechanical Data
• Case: SOT-23
• 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
• Terminal Connections: See Diagram
• Lead Free Plating (Matte Tin Finish annealed over
Alloy 42 leadframe).
• Marking Information: See Page 3
• Ordering Information: See Page 3
• Weight: 0.008 grams (approximate)
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 0.085 0.180
α 0° 8°
All Dimensions in mm
C
BE
Maximum Ratings @TA = 25°C unless otherwise specified
Characteristic Symbol Value Unit
Collector-Base Voltage VCBO 40 V
Collector-Emitter Voltage VCEO 40 V
Emitter-Base Voltage VEBO 4.0 V
Collector Current - Continuous (Note 1) IC 50 mA
Power Dissipation (Note 1) Pd 300 mW
Thermal Resistance, Junction to Ambient (Note 1) RθJA 417 °C/W
Operating and Storage Temperature Range Tj, TSTG -55 to +150 °C
Electrical Characteristics @TA = 25°C unless otherwise specified
Characteristic Symbol Min Max Unit Test Condition
OFF CHARACTERISTICS (Note 2)
Collector-Emitter Breakdown Voltage V(BR)CEO 40 ⎯ V IC = 1mA, IB = 0
Collector-Base Breakdown Voltage V(BR)CBO 40 ⎯ V IC = 100μA, IE = 0
Emitter-Base Breakdown Voltage V(BR)EBO 4.0 ⎯ V IE = 10μA, IC = 0
Collector Cutoff Current ICBO ⎯ 100 nA VCB = 30V, IE = 0
Emitter Cutoff Current IEBO ⎯ 100 nA VEB = 2V, IC = 0
ON CHARACTERISTICS (Note 2)
DC Current Gain hFE 30 ⎯ ⎯ IC = 8mA, VCE = 10.0V
Collector-Emitter Saturation Voltage VCE(SAT) ⎯ 0.5 V IC = 4mA, IB = 400μA
Base-Emitter On Voltage VBE(SAT) ⎯ 0.95 V IC = 4mA, VCE = 10.0V
SMALL SIGNAL CHARACTERISTICS
Current Gain-Bandwidth Product fT 400 ⎯ MHz VCE = 10V, f = 100MHz, IC = 8mA
Collector-Base Capacitance CCB ⎯ 0.7 pF VCB = 10V, f = 1.0MHz, IE = 0
Collector-Base Feedback Capacitance CRB ⎯ 0.65 pF VCB = 10V, f = 1.0MHz, IE = 0
Collector-Base Time Constant Rb’Cc ⎯ 9 ps IC = 4mA, VCB = 10V, f = 31.8MHz
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. Short duration pulse test used to minimize self-heating effect.
3. No purposefully added lead. Halogen and Antimony Free.
4. Product manufactured with Data Code V9 (week 33, 2008) and newer are built with Green Molding Compound. Product manufactured prior to Date Code
V9 are built with Non-Green Molding Compound and may contain Halogens or Sb2O3 Fire Retardants.
DS31034 Rev. 13 - 2 1 of 3
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© Diodes Incorporated
DS31034 Rev. 13 - 2 2 of 3
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© Diodes Incorporated
Ordering Information (Note 5)
Device Packaging Shipping
MMBTH24-7-F SOT-23 3000/Tape & Reel
Notes: 5. For packaging details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
Marking Information
K3Z = Product Type Marking Code
YM = Date Code Marking
Y = Year ex: N = 2002
M = Month ex: 9 = September
Date Code Key
Year 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012
Code J K L M N P R S T U V W X Y Z
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Code 1 2 3 4 5 6 7 8 9 O N D
IMPORTANT NOTICE
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to any product herein. Diodes Incorporated does not assume an y liability arising out of the application or use of any product
described herein; neither does it convey any license under its patent rights, nor the rights of others. The user of products in such applications shall
assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on our website,
harmless against all damages. LIFE SUPPORT
Diodes Incorporated products are not authorized for use as critical components in life support devices or systems without the expressed written
approval of the President of Diodes Incorporated.
DS31034 Rev. 13 - 2 3 of 3
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© Diodes Incorporated
