Fixed -2V or Adjustable -0.5V to -9.4V Output at 4mA (MAX840)
2.5V to 10V Input Voltage Range
Operate with Small Capacitors (as low as 0.22μF)
1mVp-p Output Voltage Ripple
Charge-Pump Switching Frequency:
100kHz in Normal Operation
20kHz in Shutdown Mode (MAX844)
1μA Max Logic-Level Shutdown Over Temp. (MAX840/MAX843)
Small 8-Pin SO Package
Applications
Cell Phones
Continuously Adjustable GaAsFET Bias
GaAsFET Power Amplifier Modules
LCD-Bias Contrast Control
Personal Communicators, PDAs
Regulated Negative Power Supplies
Wireless Data Loggers