ISL6842IRZ-T

Voltage - Supply (Vcc/Vdd):	8.8 V ~ 18 V
Base Part Number:	ISL6842
Supplier Device Package:	8-DFN (2x3)
Package / Case:	8-VFDFN Exposed Pad
Operating Temperature:	-40°C ~ 105°C (TA)
Control Features:	Frequency Control
Fault Protection:	Current Limiting
Frequency - Switching:	Up to 2MHz
Duty Cycle:	96%
Series:	--
Voltage - Start Up:	14.3V
Topology:	Boost, Buck, Flyback
Voltage - Breakdown:	--
Internal Switch(s):	No
Output Isolation:	Isolated
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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PMIC - AC DC Converters, Offline Switchers
The ISL6842IRZ-T is an offline switcher IC from Renesas, a leading global supplier of advanced semiconductor solutions. This chip is an integrated power supply which combines an AC/DC converter with an offline switcher, providing a simplified and efficient alternative to discrete solutions. It can supply the full range of current or voltage required for an AC-DC system, and its switching frequency can be adjusted for efficient operation. This device is suitable for use in a wide variety of applications, including automotive and industrial systems.The ISL6842IRZ-T offers an integrated solution for higher current, low output voltage applications. This chip consists of a synchronous rectification system, power-on reset circuitry, under voltage protection, over voltage protection, and a power-saving feature. It also provides a 1.6 A Constant On-Time (C-ON) mode, allowing for a maximum of 1.6 A of current during the startup and stand-by modes. Its wide input voltage range allows for maximum design flexibility for applications that require both high and low voltage designs.The ISL6842IRZ-T integrates an adjustable buck converter and an offline switcher, providing an efficient and cost-effective solution for powering low voltage, low power applications. The device includes a maximum of 11 external components, lowering the overall BOM cost. The PWM dimming control supports 0-100% dimming in both single-phase and two-phase operation, with a power-saving feature during stand-by operation. The buck converter is also compatible with a variety of external control options, including input voltage, duty cycle, frequency, and remote power on/off.The switching frequency of the ISL6842IRZ-T can be adjusted over a wide range, enabling design optimization for greater efficiency and power savings. The chip also incorporates pulse by-pulse current sensing, providing precise control of the output current in response to varying load conditions. Protection features include both under voltage and over voltage protection, as well as short circuit and open-circuit protection.The ISL6842IRZ-T integrates both an AC/DC converter and a switcher, providing a comprehensive and efficient solution for powering low voltage and low power applications. The device includes several protection features, as well as pulse by-pulse current sensing and PWM dimming control. Its adjustable switching frequency and wide input voltage range enable design optimization for improved efficiency and power savings. With its high integration and low component count, the ISL6842IRZ-T is an ideal choice for automotive and industrial systems.

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