PART OBSOLETE - USE MMDT3946-7-F MMDT4146 COMPLEMENTARY NPN / PNP SMALL SIGNAL SURFACE MOUNT TRANSISTOR Features Mechanical Data Complementary Pair One 4124-Type NPN Case: SOT-363 One 4126-Type PNP Case Material: Molded Plastic, Green Molding Compound, Epitaxial Planar Die Construction Note 5. UL Flammability Classification Rating 94V-0 Ideal for Medium Power Amplification and Switching Moisture Sensitivity: Level 1 per J-STD-020D Ultra-Small Surface Mount Package Terminals: Matte Tin Finish annealed over Alloy 42 leadframe (Lead Free Plating) Solderable per MIL-STD-202, Method 208 Lead Free/RoHS Compliant (Note 3) Terminal Connections: See Diagram Gree Device (Note 4 and 5) Marking Information: See Page 4 Ordering Information: See Page 4 Weight: 0.006 grams (approximate) C B E 2 1 1 E1, B1, C1 = PNP4126 Section E2, B2, C2 = NPN4124 Section E B C 2 2 1 Top View Device Schematic Maximum Ratings, NPN 4124 Section T = 25C unless otherwise specified A Characteristic Symbol Value Unit Collector-Base Voltage V 30 V CBO Collector-Emitter Voltage V 25 V CEO Emitter-Base Voltage V 5.0 V EBO Collector Current Continuous (Note 1) 200 mA I C Maximum Ratings, PNP 4126 Section T = 25C unless otherwise specified A Characteristic Symbol Value Unit Collector-Base Voltage -25 V V CBO Collector-Emitter Voltage V -25 V CEO Emitter-Base Voltage V -4 V EBO Collector Current - Continuous (Note 1) I -200 mA C Thermal Characteristics Total Device Characteristic Symbol Value Unit Power Dissipation (Note 1, 2) P 200 mW D Thermal Resistance, Junction to Ambient (Note 1) 625 R C/W JA 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 MMDT4146 Electrical Characteristics, NPN 4124 Section T = 25C unless otherwise specified A Characteristic Symbol Min Max Unit Test Condition OFF CHARACTERISTICS (Note 6) Collector-Base Breakdown Voltage V 30 V I = 10A, I = 0 (BR)CBO C E Collector-Emitter Breakdown Voltage V 25 V I = 1.0mA, I = 0 (BR)CEO C B Emitter-Base Breakdown Voltage V 5.0 V I = 10A, I = 0 (BR)EBO E C Collector Cutoff Current I 50 nA V = 20V, I = 0V CBO CB E Emitter Cutoff Current 50 nA I V = 3.0V, I = 0V EBO EB C ON CHARACTERISTICS (Note 6) 120 360 I = 2.0mA, V = 1.0V C CE DC Current Gain h FE 60 I = 50mA, V = 1.0V C CE Collector-Emitter Saturation Voltage 0.30 V V I = 50mA, I = 5.0mA CE(SAT) C B Base-Emitter Saturation Voltage V 0.95 V I = 50mA, I = 5.0mA BE(SAT) C B SMALL SIGNAL CHARACTERISTICS Output Capacitance C 4.0 pF V = 5.0V, f = 1.0MHz, I = 0 obo CB E Input Capacitance 8.0 pF C V = 0.5V, f = 1.0MHz, I = 0 ibo EB C V = 1.0V, I = 2.0mA, CE C Small Signal Current Gain h 120 480 fe f = 1.0kHz V = 20V, I = 10mA, CE C Current Gain-Bandwidth Product f 300 MHz T f = 100MHz V = 5.0V, I = 100A, CE C Noise Figure NF 5.0 dB R = 1.0k, f = 1.0kHz S Electrical Characteristics, PNP 4126 Section T = 25C unless otherwise specified A Characteristic Symbol Min Max Unit Test Condition OFF CHARACTERISTICS (Note 6) Collector-Base Breakdown Voltage -25 V V I = -10A, I = 0 (BR)CBO C E Collector-Emitter Breakdown Voltage -25 V V I = -1.0mA, I = 0 (BR)CEO C B Emitter-Base Breakdown Voltage V -4.0 V I = -10A, I = 0 (BR)EBO E C Collector Cutoff Current I -50 nA V = -20V, I = 0V CBO CB E Emitter Cutoff Current I -50 nA V = -3.0V, I = 0V EBO EB C ON CHARACTERISTICS (Note 6) 360 120 I = -2.0mA, V = -1.0V C CE DC Current Gain h FE 60 I = -50mA, V = -1.0V C CE Collector-Emitter Saturation Voltage -0.40 V V I = -50mA, I = -5.0mA CE(SAT) C B Base-Emitter Saturation Voltage -0.95 V V I = -50mA, I = -5.0mA BE(SAT) C B SMALL SIGNAL CHARACTERISTICS Output Capacitance C 4.5 pF V = -5.0V, f = 1.0MHz, I = 0 obo CB E Input Capacitance C 10 pF V = -0.5V, f = 1.0MHz, I = 0 ibo EB C V = -1.0V, I = -2.0mA, CE C Small Signal Current Gain 120 480 h fe f = 1.0kHz V = -20V, I = -10mA, CE C Current Gain-Bandwidth Product 250 MHz f T f = 100MHz V = -5.0V, I = -100A, CE C Noise Figure NF 4.0 dB R = 1.0k, f = 1.0kHz S Notes: 6. Short duration pulse test used to minimize self-heating effect. 2 of 6 June 2021 MMDT4146 Diodes Incorporated www.diodes.com Document number: DS30162 Rev. 12 - 4 OBSOLETE PART DISCONTINUED