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See Technical Specifications

SI9120DY

PDSO16 package switching regulator/controller designed for a current of 0.01A

Manufacturer:

Vishay
Mfr.Part #:

SI9120DY
Datasheet:

SI9120DY Datasheet (PDF)
Topology:

Flyback, Forward, Push-Pull
Number of Outputs:

1 Output
Switching Frequency:

1 MHz
Duty Cycle - Max:

50 %
EDA/CAD Models:

Request Free CAD Models for SI9120DY

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SI9120DY General Description

The SI9120DY is a dual-channel, high-speed, low-side gate driver IC (Integrated Circuit) manufactured by Silicon Labs. It's specifically designed for driving N-channel MOSFETs and IGBTs in applications like motor control, power supplies, and inverters. Key features include a wide operating voltage range (4.5V to 15V), making it suitable for various power supply designs. It also offers high peak output current capability (up to 1.5A per channel) and fast switching speeds, enabling efficient power switching in high-frequency applications.The device incorporates protection features such as undervoltage lockout (UVLO), over-temperature shutdown (OTS), and programmable dead time to prevent shoot-through current and enhance system reliability. With its compact and thermally enhanced package (SOIC-8), the SI9120DY facilitates easy integration into space-constrained designs while ensuring effective thermal management.

Key Features

Integrated circuit designed for controlling brushless DC motors
Wide operating voltage range of 8V to 100V
Capable of driving up to 1A continuous current
Internal comparator for overcurrent protection
Temperature protection and shutdown feature
Interlocking logic prevents shoot-through in motor control applications

Application

Automotive industry for engine management systems
Industrial automation for motor control applications
Power management systems for efficient energy conversion
Telecommunications equipment for power supply management
Home appliances for control and monitoring systems
Medical devices for power regulation and monitoring

Specifications

Product Category	Switching Controllers	Topology	Flyback, Forward, Push-Pull
Number of Outputs	1 Output	Switching Frequency	1 MHz
Duty Cycle - Max	50 %	Output Voltage	9.7 V
Output Current	125 mA	Minimum Operating Temperature	- 40 C
Maximum Operating Temperature	+ 85 C	Mounting Style	SMD/SMT
Fall Time	75 ns	Operating Supply Current	1.5 mA
Operating Supply Voltage	9.5 V to 13.5 V	Product Type	Switching Controllers
Rise Time	40 ns	Factory Pack Quantity	50
Subcategory	PMIC - Power Management ICs	Type	Current Mode PWM Controllers
Unit Weight	0.019312 oz