SD1477

SD1477 RF POWER BIPOLAR TRANSISTORS VHF MOBILE APPLICATIONS FEATURES SUMMARY Figure 1. Package ■ 175 MHz ■ 12.5 VOLTS ■ COMMON EMITTER )■ POUT = 100 W MIN. WITH 6.0 dB GAIN duct(sDESCRIPTION roThe SD1477 is a 12.5 V Class C epitaxial silicon NPN planar transistor designed primarily for VHF PFM communications. This device utilizes diffused teemitter resistors to withstand extremely high leVSWR under rated operating conditions, and is in- ternally input matched to optimize power gain and bsoefficiency over the 136 - 175 MHz band. .500 6L FL (M111) epoxy sealed Figure 2. Pin Connection olete Product(s) - O 1. Collector Obs 2. Base 3. Emitter 4. Emitter Table 1. Order Codes Order Codes SD1477 Marking SD1477 Package M111 Packaging PLASTIC TRAYS June 2004 REV. 2 1/9 SD1477 Table 2. Absolute Maximum Ratings (Tcase = 25°C) Symbol Parameter Value Unit VCBO Collector-Base Voltage 36 V VCEO Collector-Emitter Voltage 18 V VCES Collector-Emitter Voltage 36 V ...