MAX853 bias equivalent, low-noise / regulated / negative charge-pump power supplies for gaasfet bias.
o Fixed -4.1V or Adjustable -0.5V to -9V Output at 5mA o 4.5V to 10V Input Voltage Range o 2mVp-p Output Voltage Ripple (MAX850
–MAX852) 1mVp-p Output Volt.
Cellular Phones Negative Regulated Power Supplies Personal Communicators, PDAs Wireless Data Loggers Continuously Adjust.
The MAX850
–MAX853 low-noise, inverting, chargepump power supplies are ideal for biasing GaAsFETs in cellular telephone transmitter amplifiers. The MAX850
–MAX852 offer both preset (-4.1V) and adjustable (-0.5V to -9.0V).
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