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LET9045 STMicroelectronics
RF Power Transistor
MFG Part Number: LET9045
The LET9045 is a common source N-Channel, enhancement-mode lateral Field-Effect RF power transistor. LET9045 is designed for high gain, broadband commercial and industrial appliacatios.  LET9045 operates at 28 V in common source mode at frequencies of up to 1 GHz.  LET9045 boasts the excellent gain, linearity and reliability of ST's latest LDMOS technology mounted in the first true SMD plastic RF power package, PowerSO-10RF.  LET9045's superior linearity performance makes it an ideal solution for base station applications. The PowerSO-10 plastic package, designed to offer high reliability, is the first ST JEDEC approved, high power SMD package.  It has been specially optimized for RF needs and offers excellent RF performances and ease of assembly.  Mounting recommendations are available.
Key AttributesValue
Frequency Range : Minimum Frequency0 MHz
Frequency Range : Maximum Frequency1000 MHz
P1dB55 W
Gain18.5 dB
Pout45 W
Test signalCW
Efficiency65 %
Supply Voltage28 VDC
Thermal Resistance1.2 °C/W
Package NamePowerSO-10RF formed
Package Type
Request Quote for Lead Time
QuantityUnit Price
1 - 9
10 - 49
50 - 99
100 - 249
250 - 499
500 - 999

This product is available in the following countries:
  • Global