2sc1252.pdf datasheet:

2SC1252 NPN SILICON HIGH FREQUENCY TRANSISTOR DESCRIPTION: The 2SC1252 is a High Frequency PACKAGE STYLE TO-39 Transistor, Designed for Wide Band Amplifier Applications up to 500 MHz. FEATURES INCLUDE: High Gain -17 dB Typ. @ 200 MHz Low NF - 3.0 dB Typ. @ 200 MHz Hermetic TO-39 Package MAXIMUM RATINGS IC 400 mA VCB 45 V VCE 25 V PDISS 5 W @ TC = 25 C TJ -65 to +200 C 1 = Emitter 2 = Base TSTG -65 to +200 C 3 & 4 = Collector (Case) 35 C/W JC CHARACTERISTICS TC = 25 CSYMBOL TEST CONDITIONS MINIMUM TYPICAL MAXIMUM UNITSBVCEO IC = 5.0 mA 25 V BVCBO IC = 100 A 45 V ICBO VCE = 30 V 100 nA IEBO VEB = 2.0 V 500 nA hFE VCE = 10 V IC = 50 mA 20 200 --- VCE = 15 V IC = 15 mA f = 200 MHz 1200 ft MHz VCE = 15 V IC = 70 mA 1400 COB VCB = 15 V f = 1.0 MHz 3.0 pF GPE VCE = 15 V IC = 50 mA f = 200