Hint/Voltage Amplifier for Operating Electrostatic Microactuators (1) Discrete Parts

2008-05-09 (金) 23:12:56 (4179d)

Discretely Assembled Voltage Amplifier

amp_diagram.JPG
amp_response.JPG

Input signal to the op-amp (LF356) is amplified by the push-pull transistors up to +/- 300 V. Complimentary transistors should be choosen for Tr1 ~ Tr 8. For high voltage bipolar transistors (2SC3632 and 2SA1015, complementary), consult with NEC datasheet (Bipolar --> Power Transistor --> ...)