
Analog Devices
DESCRIPTION
The LTC®6992 is a silicon oscillator with an easy-to-use analog voltage-controlled pulse width modulation (PWM) capability. The LTC6992 is part of the TimerBlox® family of versatile silicon timing devices.
FEATURES
■ Pulse Width Modulation (PWM) Controlled by Simple 0V to 1V Analog Input
■ Four Available Options Define Duty Cycle Limits
■ Minimum Duty Cycle at 0% or 5%
■ Maximum Duty Cycle at 95% or 100%
■ Frequency Range: 3.81Hz to 1MHz
■ Configured with 1 to 3 Resistors
■ <1.7% Maximum Frequency Error
■ PWM Duty Cycle Error < 3.7% Maximum
■ Frequency Modulation (VCO) Capability
■ 2.25V to 5.5V Single Supply Operation
■ 115μA Supply Current at 100kHz
■ 500μs Start-Up Time
■ CMOS Output Driver Sources/Sinks 20mA
■ –55°C to 125°C Operating Temperature Range
■ Available in Low Profile (1mm) SOT-23 (ThinSOT™) and 2mm × 3mm DFN
■ AEC-Q100 Qualified for Automotive Applications
APPLICATIONS
■ PWM Servo Loops
■ Heater Control
■ LED Dimming Control
■ High Vibration, High Acceleration Environments
■ Portable and Battery-Powered Equipment