SMALL SIGNAL TRANSISTOR Type BF721 Marking SILICON EPIT
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BF721
SMALL SIGNAL TRANSISTOR
Type BF721
Marking
SILICON EPITAXIAL PLANAR HIGH VOLTAGE TRANSISTOR SOT-223 PLASTIC PACKAGE SURFACE MOUNTING CIRCUITS TAPE REEL PACKING COMPLEMENTARY TYPE BF720
SOT-223
APPLICATIONS VIDEO AMPLIFIER CIRCUITS (RGB CATHODE CURRENT CONTROL) TELEPHONE WIRELINE INTERFACE (HOOK SWITCHES, DIALER CIRCUITS)
INTERNAL SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol Parameter Collector-Base Voltage Collector-Emitter Voltage Emitter-Base Voltage Collector Current Collector Peak Current Total Dissipation Storage Temperature Max. Operating Junction Temperature
Value -300 -300 -100 -200
Unit
2002
BF721
THERMAL DATA
thj-amb Thermal Resistance Junction-Ambient
89.3
Device mounted area
ELECTRICAL CHARACTERISTICS (Tcase unless otherwise specified)
Symbol Parameter Collector Cut-off Current Emitter Cut-off Current Test Conditions -200 -200 -300 -300 Min. Typ. Max. -100 Unit
(BR)CEO Collector-Emitter Breakdown Voltage (BR)EBO Emitter-Base Breakdown Voltage Collector-Emitter Saturation Voltage Base-Emitter Saturation Voltage Current Gain Transition Frequency Collector-Base Capacitance
-100
CE(sat) BE(sat)
-0.6 -1.2
-10V =100 1MHz 1MHz
Emitter-Base Capacitance Pulsed: Pulse duration duty cycle
BF721
SOT-223 MECHANICAL DATA
MIN. 0.02 3.30 6.70 0.60 2.90 0.24 6.30 0.70 3.00 0.26 6.50 2.30 4.60 3.50 7.00 3.70 7.30 0.130 0.264 TYP. MAX. 1.80 0.80 3.10 0.32 6.70 0.024 0.114 0.009 0.248 0.027 0.118 0.010 0.256 0.090 0.181 0.138 0.276 0.146 0.287 MIN. inch TYP. MAX. 0.071 0.031 0.122 0.013 0.264
DIM.
P008B
BF721
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