Features
• Pulse-width Modulation up to 2 kHz Clock Frequency
• Protection Against Short-circuit, Load Dump Overvoltage and Reverse VS
• Duty Cycle 18 to 100% Continuously
• Internally Reduced Pulse Slope of Lamp's Voltage
• Interference and Damage Protection According to VDE 0839 and ISO/TR 7637/1
• Charge-pump Noise Suppression
• Ground-wire Breakage Protection
Description
The U6083B is a PWM IC in bipolar technology for the control of an N-channel power
MOSFET used as a high-side switch. The IC is ideal for use in brightness control sys-
tems (dimming) of lamps, for example, in dashboard applications.
PWM Power
Control IC with
Interference
Suppression
U6083B
Rev. 4770A–AUTO–11/03
