SPICE MODEL: MMBT4126 MMBT4126 PNP SMALL SIGNAL SURFACE MOUNT TRANSISTOR Features * * * * Epitaxial Planar Die Construction SOT-23 Complementary NPN Type Available (MMBT4124) Ideal for Medium Power Amplification and Switching 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 0.10 A Available in Lead Free/RoHS Compliant Version (Note 2) C B Mechanical Data * * * * * * * * * C B TOP VIEW E D E G Case: SOT-23 H Case Material: Molded Plastic. UL Flammability Classification Rating 94V-0 K Moisture Sensitivity: Level 1 per J-STD-020C J J 0.013 K 0.903 1.10 L 0.45 0.61 M 0.085 0.180 a 0 8 M L Terminal Connections: See Diagram Terminals: Solderable per MIL-STD-202, Method 208 Also Available in Lead Free Plating (Matte Tin Finish annealed over Alloy 42 leadframe). Please see Ordering Information, Note 5, on Page 2 C All Dimensions in mm Marking (See Page 2): K2B Ordering & Date Code Information: See Page 2 E B Weight: 0.008 grams (approximate) Maximum Ratings @ TA = 25C unless otherwise specified Symbol MMBT4126 Unit Collector-Base Voltage Characteristic VCBO -25 V Collector-Emitter Voltage VCEO -25 V Emitter-Base Voltage VEBO -4.0 V Collector Current - Continuous (Note 1) IC -200 mA Power Dissipation (Note 1) Pd 300 mW RqJA 417 C/W Tj, TSTG -55 to +150 C Thermal Resistance, Junction to Ambient (Note 1) Operating and Storage and Temperature Range 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. DS30106 Rev. 5 - 2 1 of 3 www.diodes.com MMBT4126 a Diodes Incorporated Electrical Characteristics @ TA = 25C unless otherwise specified Characteristic Symbol Min Max Unit Test Condition Collector-Base Breakdown Voltage V(BR)CBO -25 3/4 V IC = -10mA, IE = 0 Collector-Emitter Breakdown Voltage V(BR)CEO -25 3/4 V IC = -1.0mA, IB = 0 Emitter-Base Breakdown Voltage V(BR)EBO -4.0 3/4 V IE = -10mA, IC = 0 Collector Cutoff Current ICBO 3/4 -50 nA VCB = -20V, IE = 0V Emitter Cutoff Current IEBO 3/4 -50 nA VEB = -3.0V, IC = 0V hFE 120 60 360 3/4 3/4 IC = -2.0mA, VCE = -1.0V IC = -50mA, VCE = -1.0V Collector-Emitter Saturation Voltage VCE(SAT) 3/4 -0.40 V IC = -50mA, IB = -5.0mA Base-Emitter Saturation Voltage VBE(SAT) 3/4 -0.95 V IC = -50mA, IB = -5.0mA Output Capacitance Cobo 3/4 4.5 pF VCB = -5.0V, f = 1.0MHz, IE = 0 Input Capacitance Cibo 3/4 10 pF VEB = -0.5V, f = 1.0MHz, IC = 0 Small Signal Current Gain hfe 120 480 3/4 Current Gain-Bandwidth Product fT 250 3/4 MHz VCE = 1.0V, IC = -2.0mA, f = 1.0kHz VCE = -20V, IC = -10mA, f = 100MHz Noise Figure NF 3/4 4.0 dB OFF CHARACTERISTICS (Note 3) ON CHARACTERISTICS (Note 3) DC Current Gain SMALL SIGNAL CHARACTERISTICS Ordering Information Note: VCE = -5.0V, IC = -100mA, RS = 1.0kW, f = 1.0kHz (Note 4) Device Packaging Shipping MMBT4126-7 SOT-23 3000/Tape & Reel 3. Short duration pulse test used to minimize self-heating effect. 4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf. 5. For Lead Free/RoHS Compliant version part number, please add "-F" suffix to the part number above. Example: MMBT4126-7-F. YM Marking Information K2B K2B = 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 Code J K L M N P R S T U V W Month Jan Feb March Apr May Jun Jul Aug Sep Oct Nov Dec Code 1 2 3 4 5 6 7 8 9 O N D DS30106 Rev. 5 - 2 2 of 3 www.diodes.com MMBT4126 100 f = 1MHz CIBO, INPUT CAPACITANCE (pF) COBO, OUTPUT CAPACITANCE (pF) PD, POWER DISSIPATION (mW) 350 300 250 200 150 100 10 Cibo 50 Cobo 1 0.1 0 0 25 50 75 100 125 150 200 175 100 10 VCB, COLLECTOR-BASE VOLTAGE (V) Fig. 2, Input and Output Capacitance vs. Collector-Base Voltage TA, AMBIENT TEMPERATURE (C) Fig. 1, Max Power Dissipation vs Ambient Temperature 10 VCE(SAT), COLLECTOR-EMITTER (V) SATURATION VOLTAGE 1000 hFE, DC CURRENT GAIN 1 TA = 125C 100 TA = +25C TA = -25C 10 IC IB = 10 1 0.1 VCE = 1.0V 0.01 1 1 0.1 10 100 1 1000 IC, COLLECTOR CURRENT (mA) Fig. 3, Typical DC Current Gain vs Collector Current 10 100 1000 IC, COLLECTOR CURRENT (mA) Fig. 4, Typical Collector-Emitter Saturation Voltage vs. Collector Current VBE(SAT), BASE-EMITTER (V) SATURATION VOLTAGE 1.0 0.9 0.8 0.7 0.6 IC IB = 10 0.5 1 10 100 IC, COLLECTOR CURRENT (mA) Fig. 5, Typical Base-Emitter Saturation Voltage vs. Collector Current DS30106 Rev. 5 - 2 3 of 3 www.diodes.com MMBT4126