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Plastic Medium Power Silicon Transistor
designed Watt audio amplifiers drivers utilizing complementary quasi complementary circuits.
BD179 BD179-10
AMPERES POWER TRANSISTORS SILICON VOLTS WATTS
Current Gain (Min) 0.15 BD179 complementary with BD180
MAXIMUM RATINGS
Semiconductor Preferred Device
Rating
Symbol VCEO VCBO VEBO
Value
Unit
Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Collector Current Base Current
Total Device Dissipation 25_C Derate above 25_C Operating Storage Junction Temperature Range
Watts mw/_C
Tstg
+150
STYLE EMITTER COLLECTOR BASE
THERMAL CHARACTERISTICS
Characteristic
Symbol
Unit
Thermal Resistance, Junction Case
4.16
_C/W
CASE 77-09 TO-225AA TYPE
ELECTRICAL CHARACTERISTICS 25_C unless otherwise noted)
Characteristic Collector-Emitter Sustaining Voltage* Adc, Collector Cutoff Current (VCB Vdc,
Symbol
Unit
V(BR)CEO ICBO IEBO
mAdc mAdc
Emitter Cutoff Current (VBE Vdc,
Current Gain 0.15
BD179-10
Collector-Emitter Saturation Voltage* Adc, Adc) Base-Emitter Voltage* Adc, Vdc)
VCE(sat) VBE(on)
Current-Gain Bandwidth Product mAdc, Vdc, MHz)
*Pulse Test: Pulse Width Duty Cycle 2.0%.
Semiconductor Components Industries, LLC, 2002
April, 2002 Rev.
Publication Order Number: BD179/D
BD179 BD179-10
COLLECTOR CURRENT (AMP) 150°C
Safe Operating Area Curves indicate limits below which device will enter secondary breakdown. Collector load lines specific circuits must fall within applicable Safe Area avoid causing catastrophic failure. insure operation below maximum power-temperature derating must observed both steady state pulse power conditions.
SECONDARY BREAKDOWN LIMITATION THERMAL LIMITATION (BASE-EMITTER DISSIPATION SIGNIFICANT ABOVE AMP) PULSE DUTY CYCLE VCE, COLLECTOR-EMITTER VOLTAGE (VOLTS)
Figure Active Region Safe Operating Area
COLLECTOR-EMITTER VOLTAGE (VOLTS)
25°C
0.25
BASE CURRENT (mA)
Figure Collector Saturation Region
hFE, CURRENT GAIN (NORMALIZED)
1000 150°C 25°C 55°C
VOLTAGE (VOLTS) VBE(sat) IC/IB VCE(sat) IC/IB 1000 2000 COLLECTOR CURRENT (mA) 25°C
1000 2000
COLLECTOR CURRENT (mA)
Figure Current Gain
Figure "On" Voltages
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BD179 BD179-10
r(t), NORMALIZED EFFECTIVE TRANSIENT THERMAL RESISTANCE
0.05 0.01 SINGLE PULSE JC(t) r(t) 4.16°C/W 3.5°C/W P(pk)
0.07 0.05 0.03 0.02 0.01 0.01
CURVES APPLY POWER PULSE TRAIN SHOWN READ TIME TJ(pk) P(pk) JC(t) 0.02 0.03 0.05
DUTY CYCLE, t1/t2 1000
TIME PULSE WIDTH (ms)
Figure Thermal Response
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BD179 BD179-10
PACKAGE DIMENSIONS
TO-225AA CASE 77-09 ISSUE
NOTES: DIMENSIONING TOLERANCING ANSI Y14.5M, 1982. CONTROLLING DIMENSION: INCH. INCHES 0.425 0.435 0.295 0.305 0.095 0.105 0.020 0.026 0.115 0.130 0.094 0.050 0.095 0.015 0.025 0.575 0.655 0.148 0.158 0.045 0.065 0.025 0.035 0.145 0.155 0.040 -MILLIMETERS 10.80 11.04 7.50 7.74 2.42 2.66 0.51 0.66 2.93 3.30 2.39 1.27 2.41 0.39 0.63 14.61 16.63 3.76 4.01 1.15 1.65 0.64 0.88 3.69 3.93 1.02
0.25 (0.010)
STYLE EMITTER COLLECTOR BASE
0.25 (0.010)
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BD179/D
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