C945GR Bipolar Transistor

• Type: NPN
• Collector-Emitter Voltage, max: 50 V
• Collector-Base Voltage, max: 60 V
• Emitter-Base Voltage, max: 5 V
• Collector Current − Continuous, max: 0.15 A
• Collector Dissipation: 0.4 W
• DC Current Gain (h_fe): 200 to 400
• Transition Frequency, min: 150 MHz
• Operating and Storage Junction Temperature Range: -55 to +150 °C
• Package: TO-92

The C945GR is manufactured in a plastic TO-92 case. When looking at the flat side with the leads pointed downward, the three leads emerging from the transistor are, from left to right, the emitter, collector, and base leads.
Here is an image showing the pin diagram of this transistor.The C945GR transistor can have a current gain of 200 to 400. The gain of the C945 will be in the range from 70 to 700, for the C945BL it will be in the range from 350 to 700, for the C945O it will be in the range from 70 to 140, for the C945Y it will be in the range from 120 to 240.The complementary PNP transistor to the C945GR is the A733P.The 2SC1623 (SOT-23), 2SC1623-L6 (SOT-23), 2SC2412 (SOT-23), 2SC2412-R (SOT-23), 2SC2712 (SOT-23), 2SC2712-GR (SOT-23), 2SC4116 (SOT-323), 2SC4116-GR (SOT-323), 2SC4738 (SOT-23), 2SC4738-GR (SOT-23), 2SD601A (SOT-23), FJX945 (SOT-323), FJX945G (SOT-323), KSC1623 (SOT-23), KSC1623-G (SOT-23), KTC3875 (SOT-23), KTC3875GL (SOT-23), KTC3875S (SOT-23), KTC3875S-GL (SOT-23) and MMBT2484 (SOT-23) is the SMD version of the C945GR transistor. These transistors are of the same type, have similar parameters and are designed for surface mounting.You can replace the C945GR with the 2N3417, 2SC1815, 2SC1815GR, 2SC2002, 2SC2002-K, 2SC2003, 2SC2003-K, 2SC2458, 2SC2458-GR, 2SC2960, 2SC3114, 2SC3114-T, 2SC3198, 2SC3198-GR, 2SC3199, 2SC3199-GR, 2SC3330, 2SC3330-T, 2SC3331, 2SC3331-T, 2SC3382, 2SC3382-T, 2SC3383, 2SC3383-T, 2SC3708, 2SC3708-T, 2SC3916, 2SC3917, 2SC3918, 2SC3919, 2SC3920, 2SC3921, 2SC3922, 2SC3923, 2SC4408, 2SC4604, 2SC536N, 2SC6043, 2SD1207, 2SD1207-T, 2SD1347, 2SD1347T, 2SD1616, 2SD1616-K, 2SD1616A, 2SD1616A-K, 2SD1835, 2SD1835-T, 2SD438, 2SD789, C1815, C1815GR, H945, H945-P, KSC1008C, KSC1008CG, KSC1815, KSC1815GR, KSC945C, KSC945CG, KSD1616, KSD1616-G, KSD1616A, KSD1616A-G, KTC1006, KTC3198, KTC3198GR, KTC3199, KTC3199GR or NTE192A.