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Texas Instruments 8-Pin SOIC PWM Controller Current Mode 500 kHz 125V UC3842AD8
Specifications
| Country of Origin | India |
|---|---|
| Brand | Texas Instruments |
| Height | 1.58mm |
| Length | 4.9mm |
| Model | UC3842AD8 |
| Width | 3.91mm |
| Mount Type | Surface |
| Maximum Duty Cycle | 100% |
| Series | UC |
| Output Current | 1A |
| Maximum Operating Temperature | 70°C |
| Package Type | SOIC |
| Minimum Operating Temperature | 0°C |
| Number of outputs | 1 |
| Output Voltage | 5.2V |
| Maximum Switching Frequency | 500kHz |
| Standards/Approvals | RoHS |
| Pin Count | 8 |
| Maximum Supply Voltage | 125V |
| Minimum Supply Voltage | -55V |
| Supply Current | 4mA |
| PWM Controller Type | Current Mode |
Key Features
- This PWM controller features a supply current of only 4mA for efficient power usage.
- It provides an output voltage of 5.2V and output current capability of 1A.
- The device supports a 100% maximum duty cycle with one output channel.
- Designed in a surface mount SOIC package with 8 pins and compact dimensions.
- Operating temperature range is from 0°C to 70°C, suitable for industrial applications.
- Compliant with RoHS standards, ensuring environmental safety.
- Ideal for flyback power supply designs with primary-side voltage and current regulation.
- The UC series device is built for reliable and low power switching control in electronics and power systems.
Product Description
Texas Instruments UC3842AD8 is an 8-pin SOIC PWM controller designed for current mode control with a high switching frequency of 500 kHz. It supports a maximum supply voltage of 125V, making it suitable for industrial and power management applications. The device operates with a low supply current of 4mA and provides a regulated output voltage of 5.2V and output current of 1A.
This PWM controller features a 100% maximum duty cycle and one output, delivered in a compact SOIC surface mount package measuring 4.9mm in length, 3.91mm in width, and 1.58mm in height. The operating temperature range of 0°C to 70°C ensures stable performance in diverse environments.
Compliant with RoHS standards, the UC3842AD8 controller is engineered for efficient flyback power supply applications with primary-side regulation, eliminating the need for optocouplers. Its current-mode control topology improves transient response and enhances power supply stability.
This device finds use in industrial electronics, power management IC circuits, switch mode power supplies, and other applications requiring reliable and precise PWM control at high frequencies. Its low power consumption and compact footprint contribute to energy-efficient and space-saving designs.
This PWM controller features a supply current of only 4mA for efficient power usage. It provides an output voltage of 5.2V and output current capability of 1A. The device supports a 100% maximum duty cycle with one output channel.
Designed in a surface mount SOIC package with 8 pins and compact dimensions. Operating temperature range is from 0°C to 70°C, suitable for industrial applications. Compliant with RoHS standards, ensuring environmental safety.
Ideal for flyback power supply designs with primary-side voltage and current regulation. The UC series device is built for reliable and low power switching control in electronics and power systems. Explore more power management components and PWM Controllers on EnvMart to optimize your industrial and electronic projects efficiently.
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Frequently Asked Questions
The maximum supply voltage for this PWM controller is 125V.
It provides a regulated output voltage of 5.2V and has an output current capability of 1A.
The maximum switching frequency of this model is 500 kHz.
The dimensions of the SOIC package are 4.9mm in length, 3.91mm in width, and 1.58mm in height.
The operating temperature range for this PWM controller is from 0°C to 70°C.
This model features one output channel.
It uses current mode control for its operation.
The supply current for this PWM controller is 4mA.
Yes, it is compliant with RoHS standards, ensuring environmental safety.
The UC3842AD8 supports a maximum duty cycle of 100%.
This PWM controller is designed for flyback power supply applications with primary-side voltage and current regulation.
It is designed for surface mounting in an SOIC package.
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