BF721 ZETEX | Alldatasheet
Document overview
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Technical content
ISSUE 4 – MARCH 2001 ✪
FEATURES
- High breakdown and low saturation voltages
APPLICATIONS
- Suitable for video output stages in TV sets * Switching power supplies COMPLEMENTARY TYPE:- BF720 PARTMARKING DETAILS:- BF721 ABSOLUTE MAXIMUM RATINGS. PARAMETER SYMBOL VALUE UNIT Collector-Base Voltage V CBO -300 V Collector-Emitter Voltage V CEO -300 V Emitter-Base Voltage V EBO -5 V Peak Pulse Current I CM -100 mA Continuous Collector Current I C -50 mA Power Dissipation at T amb =25°C P tot -2 W Operating and Storage Temperature Range Tj:Tstg -55 to +150 °C ELECTRICAL CHARACTERISTICS (at Tamb = 25°C unless otherwise stated). PARAMETER SYMBOL MIN. TYP. MAX. UNIT CONDITIONS. Collector-Base Breakdown Voltage BF721 V (BR)CBO -300 V IC=-10 µ A, I E=0 Collector-Emitter Breakdown Voltage BF721 V (BR)CEO -300 V I C=-1mA, I B=0* Emitter-Base Breakdown Voltage V(BR)EBO -5 V IE=-100 µ A, I C=0 Collector Cut-Off Current I CBO -10 nA V CB=-200V, I E=0 † Collector Cut-Off Current ICER -50 -10 nA µ A VCE=-200V, RBE=2.7KΩ VCE=-200V, RBE=2.7KΩ † Emitter Cut-Off Current I EBO -10 µ A VEB=-5V, I C=0 Collector-Emitter Saturation Voltage VCE(sat) -0.6 V I C=-30mA, I B=-5mA* Base Emitter Saturation Voltage VBE(sat) -0.9 V I C=-20mA, I B=-2mA* Static Forward Current Transfer Ratio hFE -50 I C=-25mA, V CE=-20V* Transition Frequency f T 100 MHz I C=-10mA, V CE=-10V f=100MHz Output Capacitance C obo 0.8 pF V CB=-30V, f=1MHz †Tamb=150°C *Measured under pulsed conditions. For typical characteristics graphs see FMMTA92 datasheet. BF721 C C E B TBA