http://onsemi.com MAXIMUM RATINGS Rating Collector-Emitter Voltag

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BC447, BC449, BC449A High Voltage Transistors
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Rating Collector-Emitter Voltage BC447 BC449, BC449A Collector-Base Voltage BC447 BC449, BC449A Emitter-Base Voltage Collector Current Continuous Total Device Dissipation 25°C Derate above 25°C Total Device Dissipation 25°C Derate above 25°C Operating Storage Junction Temperature Range Moisture Sensitivity Level (MSL) Electrostatic Discharge (ESD) Symbol VCEO VCBO VEBO Tstg +150 MSL: Watts mW/°C mW/°C mAdc Value Unit BASE EMITTER COLLECTOR
CASE TO-92 STYLE
THERMAL CHARACTERISTICS
Characteristic Thermal Resistance, Junction-to-Ambient Thermal Resistance, Junction-to-Case Symbol 83.3 Unit °C/W °C/W
MARKING DIAGRAM
44xx
BC44xx
Specific Device Code Year Work Week
ORDERING INFORMATION
Device BC447 BC449 BC449A Package TO-92 TO-92 TO-92 Shipping 5000 Units/Box 5000 Units/Box 5000 Units/Box
Semiconductor Components Industries, LLC, 2003
March, 2003 Rev.
Publication Order Number: BC447/D
BC447, BC449, BC449A
ELECTRICAL CHARACTERISTICS 25°C unless otherwise noted)
Characteristic Symbol Unit
CHARACTERISTICS
Collector Emitter Breakdown Voltage (Note mAdc, Collector Base Breakdown Voltage µAdc, Emitter Base Breakdown Voltage µAdc, Collector Cutoff Current (VCB Vdc, (VCB Vdc, BC447 BC449, BC449A V(BR)CEO BC447 BC449, BC449A V(BR)CBO BC447 BC449, BC449A V(BR)EBO ICBO nAdc
CHARACTERISTICS (Note
Current Gain mAdc, Vdc) mAdc, Vdc) mAdc, Vdc) Collector Emitter Saturation Voltage mAdc, mAdc) Base Emitter Saturation Voltage mAdc, mAdc) Base Emitter Voltage mAdc, Vdc) mAdc, Vdc) (Note BC447, BC449 BC449A BC447, BC449 BC449A BC447, BC449 BC449A VCE(sat) VBE(sat) VBE(on) 0.55 0.76 0.85 0.125 0.25
DYNAMIC CHARACTERISTICS
Current Gain Bandwidth Product mAdc, Vdc, MHz) Pulse Test: Pulse Width Duty Cycle
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BC447, BC449, BC449A
CURRENT-GAIN BANDWIDTH PRODUCT (MHz) 25°C -1.0 -1.0 -5.0 CAPACITANCE (pF) Cibo Cobo -0.1 -0.2 25°C TTJ==25°C
-2.0 -3.0
-5.0 -7.0
-100
-0.5 -1.0
-2.0
-5.0
-100
COLLECTOR CURRENT (mA)
REVERSE VOLTAGE (VOLTS)
Figure Current-Gain Bandwidth Product
Figure Capacitance
TIME (ns)
COLLECTOR CURRENT (mA)
IC/IB 25°C
-1.0 -700 -500 -300 -200 -100 -1.0
VBE(off) -0.5 -100 -200
CURRENT LIMIT THERMAL LIMIT SECOND BREAKDOWN LIMIT MPS8598 DUTY CYCLE MPS8599 -2.0 -3.0 -5.0 -7.0 -100 VCE, COLLECTOR-EMITTER VOLTAGE (VOLTS)
COLLECTOR CURRENT (mA)
Figure Switching Times
Figure Active-Region Safe Operating Area
125°C CURRENT GAIN VOLTAGE (VOLTS) 25°C -55°C -5.0
25°C VBE(sat) IC/IB
VCE(sat) IC/IB
-0.2
-0.5
-1.0 -2.0
-5.0
-100 -200
COLLECTOR CURRENT (mA)
COLLECTOR CURRENT (mA)
Figure Current Gain
Figure "ON" Voltages
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BC447, BC449, BC449A
COLLECTOR-EMITTER VOLTAGE (VOLTS) -1.0
TEMPERATURE COEFFICIENT (mV/
-1.4
-1.8 -2.2
RqVB -55°C 125°C
25°C 0.02 0.05
-2.6 -3.0
BASE CURRENT (mA)
COLLECTOR CURRENT (mA)
Figure Collector Saturation Region
Figure Base-Emitter Temperature Coefficient
r(t), NORMALIZED TRANSIENT THERMAL RESISTANCE
0.07 0.05 0.03 0.02 0.01
0.05 SINGLE PULSE 0.02 0.01 P(pk) SINGLE PULSE DUTY CYCLE, t1/t2 TIME (ms) ZJC(t) r(t) TJ(pk) P(pk) ZJC(t) ZJA(t) r(t) TJ(pk) P(pk) ZJA(t) CURVES APPLY POWER PULSE TRAIN SHOWN READ TIME (SEE AN469)
Figure Thermal Response
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BC447, BC449, BC449A
PACKAGE DIMENSIONS TO-92 (TO-226) CASE 29-11 ISSUE
SEATING PLANE
NOTES: DIMENSIONING TOLERANCING ANSI Y14.5M, 1982. CONTROLLING DIMENSION: INCH. CONTOUR PACKAGE BEYOND DIMENSION UNCONTROLLED. LEAD DIMENSION UNCONTROLLED BEYOND DIMENSION MINIMUM. INCHES 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 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
SECTION
STYLE COLLECTOR BASE EMITTER
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BC447, BC449, BC449A
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BC447/D

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