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STMicroelectronics SO-8 5-Channel PWM Controller 8-Pin, 500 kHz, 3V, Through Hole UC3844BN

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STMicroelectronics SO-8 5-Channel PWM Controller 8-Pin, 500 kHz, 3V, Through Hole UC3844BN

Name: STMicroelectronics SO-8 5-Channel PWM Controller 8-Pin, 500 kHz, 3V, Through Hole UC3844BN
Brand: STMicroelectronics
SKU: 219362
Price: 0.89 USD
Availability: InStock

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Category PWM Controller Brand STMicroelectronics Condition New

Specifications

Country of Origin	India
Brand	STMicroelectronics
Height	3.32mm
Length	10.92mm
Model	UC3844BN
Width	6.6mm
Mount Type	Through Hole
Maximum Duty Cycle	100%
Series	UC3844B
Output Current	1A
Maximum Operating Temperature	150°C
Package Type	SO-8
Minimum Operating Temperature	-40°C
Number of outputs	5
Output Voltage	13.5V
Maximum Switching Frequency	500kHz
Standards/Approvals	RoHS
Pin Count	8
Maximum Supply Voltage	3V
Minimum Supply Voltage	7V
Supply Current	17mA
Start-up Supply Current	500μA
PWM Controller Type	Current Mode

Key Features

The device supports current mode PWM control with a maximum duty cycle of 100%.
It operates with a minimum supply voltage of 7V and a maximum supply voltage of 3V.
The PWM controller provides an output voltage of 13.5V and an output current of 1A across 5 outputs.
It is suitable for DC-DC and AC-DC switch mode power supplies, offering a robust design with integrated protections.
The package dimensions are 10.92mm length, 6.6mm width, and 3.32mm height.
The operating temperature range is from -40°C up to 150°C, ensuring high reliability in various environments.
The product meets RoHS standards and is supplied new from India.

Product Description

STMicroelectronics UC3844BN is an 8-pin SO-8 packaged 5-channel PWM controller designed for through hole mounting. It operates at a maximum switching frequency of 500 kHz and a supply voltage of 3V, with a start-up supply current of 500μA and normal supply current of 17mA. This device is optimized for use in isolated and non-isolated AC-DC and DC-DC switch mode power supplies, including topologies like flyback, forward, and quasi-resonant controllers, as well as asymmetrical half-bridge configurations.

The current mode PWM controller delivers a maximum output current of 1A and supports a full duty cycle up to 100%, providing flexibility in power supply design. Its dimensions (10.92 x 6.6 x 3.32 mm) and through hole mount type allow for reliable integration into PCB designs.

The controller operates reliably over a wide temperature range of -40°C to 150°C and complies with RoHS environmental standards. The UC3844BN model is part of the UC3844B series of PWM controllers from STMicroelectronics, ensuring compatibility and customizable use.

The device integrates comprehensive protection features to enhance robustness and operational reliability in challenging industrial and power management applications. It is ideal for use in industrial automation, power electronics, and electronic equipment requiring precise pulse width modulation control.

The device supports current mode PWM control with a maximum duty cycle of 100%. It operates with a minimum supply voltage of 7V and a maximum supply voltage of 3V. Offers a start-up supply current of 500μA and supply current of 17mA.

Provides a stable output voltage of 13.5V and output current of 1A on 5 outputs. RoHS compliant and designed for through hole SO-8 package mount. Suitable for DC-DC and AC-DC switch mode power supply systems.

This STMicroelectronics PWM controller UC3844BN is a reliable component for various electronics and power management solutions. Explore the extensive range of power components and similar PWM Controllers at EnvMart to suit your industrial and laboratory requirements.