MPSA18 Preferred Device Low Noise Transistor NPN Silicon Features • These are Pb−Free Devices* http://onsemi.com COLLECTOR 3 MAXIMUM RATINGS Rating Symbol Value Unit Collector −Emitter Voltage VCEO 45 Vdc Collector −Base Voltage VCBO 45 Vdc Emitter −Base Voltage VEBO 6.5 Vdc Collector Current − Continuous IC 200 mAdc Total Device Dissipation @ TA = 25°C Derate above 25°C PD 625 5.0 mW mW/°C Total Device Dissipation @ TC = 25°C Derate above 25°C PD 1.5 12 W mW/°C TJ, Tstg −55 to +150 °C Characteristic Symbol Max Unit Thermal Resistance, Junction−to−Ambient (Note 1) RqJA 200 °C/W Thermal Resistance, Junction−to−Case RqJC 83.3 °C/W Operating and Storage Junction Temperature Range 2 BASE 1 EMITTER TO−92 CASE 29 STYLE 1 1 12 3 STRAIGHT LEAD BULK PACK THERMAL CHARACTERISTICS 2 3 BENT LEAD TAPE & REEL AMMO PACK MARKING DIAGRAM MPS A18 AYWW G G Maximum ratings are those values beyond which device damage can occur. Maximum ratings applied to the device are individual stress limit values (not normal operating conditions) and are not valid simultaneously. If these limits are exceeded, device functional operation is not implied, damage may occur and reliability may be affected. 1. RθJA is measured with the device soldered into a typical printed circuit board. A = Assembly Location Y = Year WW = Work Week G = Pb−Free Package (Note: Microdot may be in either location) ORDERING INFORMATION *For additional information on our Pb−Free strategy and soldering details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. © Semiconductor Components Industries, LLC, 2007 April, 2007 − Rev. 4 1 Device Package Shipping† MPSA18G TO−92 (Pb−Free) 5000 Units / Bulk MPSA18RLRAG TO−92 (Pb−Free) 2000/Tape & Reel MPSA18RLRMG TO−92 (Pb−Free) 2000/Ammo Pack †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. Preferred devices are recommended choices for future use and best overall value. Publication Order Number: MPSA18/D MPSA18 ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted) Characteristic Symbol Collector −Emitter Breakdown Voltage (Note 2) (IC = 10 mAdc, IB = 0) V(BR)CEO Collector −Base Breakdown Voltage (IC = 100 mAdc, IE = 0) V(BR)CBO Emitter−Base Breakdown Voltage (IE = 10 mAdc, IC = 0) V(BR)EBO Min Typ Max 45 − − 45 − − 6.5 − − − 1.0 50 400 500 500 500 580 850 1100 1150 − − − 1500 − − − 0.08 0.2 0.3 − 0.6 0.7 100 160 − − 1.7 3.0 − 5.6 6.5 − − 0.5 4.0 1.5 − − 6.5 − Unit OFF CHARACTERISTICS Collector Cutoff Current (VCB = 30 Vdc, IE = 0) Vdc Vdc Vdc ICBO nAdc ON CHARACTERISTICS (Note 2) DC Current Gain (IC = 10 mAdc, VCE = 5.0 Vdc) (IC = 100 mAdc, VCE = 5.0 Vdc) (IC = 1.0 mAdc, VCE = 5.0 Vdc) (IC = 10 mAdc, VCE = 5.0 Vdc) hFE Collector −Emitter Saturation Voltage (IC = 10 mAdc, IB = 0.5 mAdc) (IC = 50 mAdc, IB = 5.0 mAdc) VCE(sat) Base −Emitter On Voltage (IC = 1.0 mAdc, VCE = 5.0 Vdc) VBE(on) − Vdc Vdc SMALL−SIGNAL CHARACTERISTICS Current−Gain − Bandwidth Product (IC = 1.0 mAdc, VCE = 5.0 Vdc, f = 100 MHz) fT Collector−Base Capacitance (VCB = 5.0 Vdc, IE = 0, f = 1.0 MHz) Ccb Emitter−Base Capacitance (VEB = 0.5 Vdc, IC = 0, f = 1.0 MHz) Ceb Noise Figure (IC = 100 mAdc, VCE = 5.0 Vdc, RS = 10 kW, f = 1.0 kHz) (IC = 100 mAdc, VCE = 5.0 Vdc, RS = 1.0 kW, f = 100 Hz) NF Equivalent Short Circuit Noise Voltage (IC = 100 mAdc, VCE = 5.0 Vdc, RS = 1.0 kW, f = 100 Hz) VT 2. Pulse Test: Pulse Width ≤ 300 ms, Duty Cycle ≤ 2.0%. RS in en IDEAL TRANSISTOR Figure 1. Transistor Noise Model http://onsemi.com 2 MHz pF pF dB nVń ǸHz MPSA18 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 16 3.0 3.0 mA 1.0 mA 1.0 0.7 0.5 300 mA 100 mA 0.3 0.2 0.1 RS ≈ 0 10 20 10 mA 50 100 200 5.0 10 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 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 16 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 0 3.0 10 20 10 50 100 200 500 1k 2k 5k 10k 20k 50k 100k RS, SOURCE RESISTANCE (OHMS) 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) MPSA18 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 0.2 0.3 0.5 IC, COLLECTOR CURRENT (mA) 0.1 1.0 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 f T, CURRENT−GAIN BANDWIDTH PRODUCT (MHz) Figure 9. “On” Voltages 20 50 100 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 MPSA18 PACKAGE DIMENSIONS TO−92 (TO−226) CASE 29−11 ISSUE AM A B STRAIGHT LEAD BULK PACK R P L SEATING PLANE K D X X G J H V C SECTION X−X 1 N NOTES: 1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982. 2. CONTROLLING DIMENSION: INCH. 3. CONTOUR OF PACKAGE BEYOND DIMENSION R IS UNCONTROLLED. 4. LEAD DIMENSION IS UNCONTROLLED IN P AND BEYOND DIMENSION K MINIMUM. DIM A B C D G H J K L N P R V INCHES MIN MAX 0.175 0.205 0.170 0.210 0.125 0.165 0.016 0.021 0.045 0.055 0.095 0.105 0.015 0.020 0.500 −−− 0.250 −−− 0.080 0.105 −−− 0.100 0.115 −−− 0.135 −−− MILLIMETERS MIN MAX 4.45 5.20 4.32 5.33 3.18 4.19 0.407 0.533 1.15 1.39 2.42 2.66 0.39 0.50 12.70 −−− 6.35 −−− 2.04 2.66 −−− 2.54 2.93 −−− 3.43 −−− N A R BENT LEAD TAPE & REEL AMMO PACK B P NOTES: 1. DIMENSIONING AND TOLERANCING PER ASME Y14.5M, 1994. 2. CONTROLLING DIMENSION: MILLIMETERS. 3. CONTOUR OF PACKAGE BEYOND DIMENSION R IS UNCONTROLLED. 4. LEAD DIMENSION IS UNCONTROLLED IN P AND BEYOND DIMENSION K MINIMUM. T SEATING PLANE K D X X G J V 1 C SECTION X−X DIM A B C D G J K N P R V MILLIMETERS MIN MAX 4.45 5.20 4.32 5.33 3.18 4.19 0.40 0.54 2.40 2.80 0.39 0.50 12.70 −−− 2.04 2.66 1.50 4.00 2.93 −−− 3.43 −−− N STYLE 1: PIN 1. EMITTER 2. BASE 3. COLLECTOR 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. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does SCILLC assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages. “Typical” parameters which may be provided in SCILLC data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. 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