MMBT6428LT1G, MMBT6429LT1G Amplifier Transistors NPN Silicon http://onsemi.com Features • These Devices are Pb−Free, Halogen Free/BFR Free and are RoHS COLLECTOR 3 Compliant 1 BASE MAXIMUM RATINGS Rating Symbol 6428LT1 6429LT1 Unit Collector −Emitter Voltage VCEO 50 45 Vdc Collector −Base Voltage VCBO 60 55 Vdc Emitter−Base Voltage VEBO 6.0 Vdc IC 200 mAdc Collector Current − Continuous Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability. 2 EMITTER 3 SOT−23 (TO−236) CASE 318 STYLE 6 1 2 MARKING DIAGRAM THERMAL CHARACTERISTICS Rating Total Device Dissipation FR− 5 Board (Note 1) TA = 25°C Derate above 25°C Thermal Resistance, Junction−to−Ambient Total Device Dissipation Alumina Substrate, (Note 2) TA = 25°C Derate above 25°C Thermal Resistance, Junction−to−Ambient Junction and Storage Temperature Symbol Value Unit PD 225 mW 1.8 mW/°C RqJA 556 °C/W PD 300 mW 2.4 mW/°C RqJA 417 °C/W TJ, Tstg −55 to +150 °C 1. FR−5 = 1.0 0.75 0.062 in. 2. Alumina = 0.4 0.3 0.024 in. 99.5% alumina. XXX MG G 1 XXX = Specific Device Code MMBT6428LT1 − 1KM MMBT6429LT1 − M1L M = Date Code* G = Pb−Free Package (Note: Microdot may be in either location) *Date Code orientation and/or overbar may vary depending upon manufacturing location. ORDERING INFORMATION Device Package Shipping† MMBT6428LT1G SOT−23 (Pb−Free) 3000 Tape & Reel MMBT6429LT1G SOT−23 (Pb−Free) 3000 Tape & Reel †For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D. © Semiconductor Components Industries, LLC, 2009 August, 2009 − Rev. 5 1 Publication Order Number: MMBT6428LT1/D MMBT6428LT1G, MMBT6429LT1G ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted) Symbol Characteristic Min Max 50 45 − − 60 55 − − − 0.1 − 0.01 − 0.01 250 500 − − Unit OFF CHARACTERISTICS Collector −Emitter Breakdown Voltage (IC = 1.0 mAdc, IB = 0) (IC = 1.0 mAdc, IB = 0) MMBT6428 MMBT6429 Collector −Base Breakdown Voltage (IC = 0.1 mAdc, IE = 0) (IC = 0.1 mAdc, IE = 0) MMBT6428 MMBT6429 V(BR)CEO V(BR)CBO Collector Cutoff Current (VCE = 30 Vdc) ICES Collector Cutoff Current (VCB = 30 Vdc, IE = 0) ICBO Emitter Cutoff Current (VEB = 5.0 Vdc, IC = 0) IEBO Vdc Vdc mAdc mAdc mAdc ON CHARACTERISTICS DC Current Gain (IC = 0.01 mAdc, VCE = 5.0 Vdc) MMBT6428 MMBT6429 hFE − (IC = 0.1 mAdc, VCE = 5.0 Vdc) MMBT6428 MMBT6429 250 500 650 1250 (IC = 1.0 mAdc, VCE = 5.0 Vdc) MMBT6428 MMBT6429 250 500 − − (IC = 10 mAdc, VCE = 5.0 Vdc) MMBT6428 MMBT6429 250 500 − − − − 0.2 0.6 0.56 0.66 100 700 − 3.0 − 8.0 Collector −Emitter Saturation Voltage (IC = 10 mAdc, IB = 0.5 mAdc) (IC = 100 mAdc, IB = 5.0 mAdc) VCE(sat) Base −Emitter On Voltage (IC = 1.0 mAdc, VCE = 5.0 mAdc) VBE(on) Vdc Vdc SMALL−SIGNAL CHARACTERISTICS Current −Gain − Bandwidth Product (IC = 1.0 mAdc, VCE = 5.0 Vdc, f = 100 MHz) fT Output Capacitance (VCB = 10 Vdc, IE = 0, f = 1.0 MHz) Cobo Input Capacitance (VEB = 0.5 Vdc, IC = 0, f = 1.0 MHz) Cibo RS in en IDEAL TRANSISTOR Figure 1. Transistor Noise Model http://onsemi.com 2 MHz pF pF MMBT6428LT1G, MMBT6429LT1G NOISE CHARACTERISTICS (VCE = 5.0 Vdc, TA = 25°C) NOISE VOLTAGE 30 30 BANDWIDTH = 1.0 Hz BANDWIDTH = 1.0 Hz 20 RS ≈ 0 IC = 10 mA en , NOISE VOLTAGE (nV) en , NOISE VOLTAGE (nV) 20 3.0 mA 10 1.0 mA 7.0 5.0 RS ≈ 0 f = 10 Hz 10 100 Hz 7.0 10 kHz 1.0 kHz 5.0 300 mA 3.0 10 20 50 100 200 3.0 0.01 0.02 500 1k 2k 5k 10k 20k 50k 100k f, FREQUENCY (Hz) Figure 2. Effects of Frequency IC = 10 mA 3.0 mA 1.0 mA 300 mA 0.3 100 mA 0.2 RS ≈ 0 0.1 10 20 10 mA 50 100 200 10 16 3.0 1.0 0.7 0.5 5.0 20 BANDWIDTH = 1.0 Hz 2.0 0.05 0.1 0.2 0.5 1.0 2.0 IC, COLLECTOR CURRENT (mA) Figure 3. Effects of Collector Current NF, NOISE FIGURE (dB) In, NOISE CURRENT (pA) 10 7.0 5.0 100 kHz BANDWIDTH = 10 Hz to 15.7 kHz 12 500 mA 8.0 IC = 1.0 mA 100 mA 10 mA 4.0 30 mA 0 10 500 1k 2k 5k 10k 20k 50k 100k f, FREQUENCY (Hz) 20 Figure 4. Noise Current 50 100 200 500 1k 2k 5k 10k 20k 50k 100k RS, SOURCE RESISTANCE (OHMS) Figure 5. Wideband Noise Figure 100 Hz NOISE DATA 20 BANDWIDTH = 1.0 Hz IC = 10 mA 16 100 mA 100 70 50 NF, NOISE FIGURE (dB) VT, TOTAL NOISE VOLTAGE (nV) 300 200 3.0 mA 1.0 mA 30 300 mA 20 10 7.0 5.0 30 mA 10 mA IC = 10 mA 3.0 mA 1.0 mA 12 300 mA 8.0 100 mA 30 mA 4.0 10 mA BANDWIDTH = 1.0 Hz 3.0 0 10 20 50 100 200 500 1k 2k 5k 10k 20k 50k 100k RS, SOURCE RESISTANCE (OHMS) 10 Figure 6. Total Noise Voltage 20 50 100 200 500 1k 2k 5k 10k 20k 50k 100k RS, SOURCE RESISTANCE (OHMS) Figure 7. Noise Figure http://onsemi.com 3 h FE, DC CURRENT GAIN (NORMALIZED) MMBT6428LT1G, MMBT6429LT1G 4.0 3.0 VCE = 5.0 V 2.0 TA = 125°C 25°C 1.0 -55°C 0.7 0.5 0.4 0.3 0.2 0.01 0.02 0.03 0.05 0.1 1.0 0.2 0.3 0.5 IC, COLLECTOR CURRENT (mA) 2.0 3.0 5.0 10 Figure 8. DC Current Gain -0.4 RθVBE, BASE-EMITTER TEMPERATURE COEFFICIENT (mV/ °C) 1.0 TJ = 25°C V, VOLTAGE (VOLTS) 0.8 0.6 VBE @ VCE = 5.0 V 0.4 0.2 -0.8 -1.2 TJ = 25°C to 125°C -1.6 -2.0 -55°C to 25°C VCE(sat) @ IC/IB = 10 0 0.01 0.02 0.05 0.1 0.2 0.5 1.0 2.0 5.0 10 20 IC, COLLECTOR CURRENT (mA) 50 -2.4 0.01 0.02 0.05 0.1 0.2 0.5 1.0 2.0 5.0 10 IC, COLLECTOR CURRENT (mA) 100 8.0 C, CAPACITANCE (pF) 6.0 TJ = 25°C Cob 4.0 3.0 Ceb Cib Ccb 2.0 1.0 0.8 0.1 0.2 1.0 2.0 5.0 0.5 10 20 VR, REVERSE VOLTAGE (VOLTS) 50 100 Figure 10. Temperature Coefficients 50 100 f T, CURRENT-GAIN — BANDWIDTH PRODUCT (MHz) Figure 9. “On” Voltages 20 Figure 11. Capacitance 500 300 200 100 VCE = 5.0 V TJ = 25°C 70 50 1.0 2.0 3.0 5.0 7.0 10 20 30 IC, COLLECTOR CURRENT (mA) 50 70 100 Figure 12. Current−Gain — Bandwidth Product http://onsemi.com 4 MMBT6428LT1G, MMBT6429LT1G PACKAGE DIMENSIONS SOT−23 (TO236) CASE 318−08 ISSUE AN NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. 3. MAXIMUM LEAD THICKNESS INCLUDES LEAD FINISH THICKNESS. MINIMUM LEAD THICKNESS IS THE MINIMUM THICKNESS OF BASE MATERIAL. 4. 318−01 THRU −07 AND −09 OBSOLETE, NEW STANDARD 318−08. D SEE VIEW C 3 HE E c 1 DIM A A1 b c D E e L L1 HE 2 e b 0.25 q A L A1 L1 MIN 0.89 0.01 0.37 0.09 2.80 1.20 1.78 0.10 0.35 2.10 MILLIMETERS NOM MAX 1.00 1.11 0.06 0.10 0.44 0.50 0.13 0.18 2.90 3.04 1.30 1.40 1.90 2.04 0.20 0.30 0.54 0.69 2.40 2.64 MIN 0.035 0.001 0.015 0.003 0.110 0.047 0.070 0.004 0.014 0.083 INCHES NOM 0.040 0.002 0.018 0.005 0.114 0.051 0.075 0.008 0.021 0.094 MAX 0.044 0.004 0.020 0.007 0.120 0.055 0.081 0.012 0.029 0.104 STYLE 6: PIN 1. BASE 2. EMITTER 3. COLLECTOR VIEW C SOLDERING FOOTPRINT 0.95 0.037 0.95 0.037 2.0 0.079 0.9 0.035 SCALE 10:1 0.8 0.031 mm Ǔ ǒinches ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice to any products herein. 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