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STMicroelectronics 8-Pin PDIP 5-Channel Current Mode PWM Controller 500 kHz 30V UC3845BN
Specifications
| Country of Origin | India |
|---|---|
| Brand | STMicroelectronics |
| Height | 3.32mm |
| Length | 10.92mm |
| Model | UC3845BN |
| Width | 6.6mm |
| Mount Type | Through Hole |
| Maximum Duty Cycle | 50% |
| Output Current | 1A |
| Maximum Operating Temperature | 150°C |
| Package Type | PDIP |
| Minimum Operating Temperature | -40°C |
| Number of outputs | 5 |
| Output Voltage | 5.1V |
| Maximum Switching Frequency | 500kHz |
| Pin Count | 8 |
| Maximum Supply Voltage | 30V |
| PWM Controller Type | Current Mode |
Key Features
- Operating frequency supports up to 500 kHz switching for efficient power control.
- Maximum supply voltage is rated at 30 volts for versatile applications.
- Output voltage of 5.1 volts and output current capacity up to 1 ampere.
- Features five outputs and is packaged in an 8-pin PDIP through-hole mounting type.
- Designed to operate in temperatures ranging from -40°C to 150°C for industrial reliability.
- Current mode PWM controller with a maximum duty cycle of 50%.
- Compact dimensions with length 10.92 mm, width 6.6 mm, and height 3.32 mm.
- Integrates robust protection features to enhance reliability in switch mode power supply designs.
Product Description
STMicroelectronics UC3845BN PWM Controller is a high-performance 8-pin PDIP current mode pulse-width modulation integrated circuit designed to operate at switching frequencies up to 500 kHz with a maximum supply voltage of 30V. This device supports five output channels and delivers an output voltage of 5.1 V with an output current capacity of 1A, making it suitable for efficient power regulation in various electronic applications.
This PWM controller is engineered for use in switching power supplies, including isolated and non-isolated AC-DC and DC-DC converters, supporting popular topologies such as fly-back, forward, and quasi-resonant configurations. Its current mode control ensures precise and reliable regulation, suitable for industrial power management systems.
The device package features an 8-pin PDIP form factor with through-hole mounting, facilitating easy integration on printed circuit boards. Its operational temperature range from -40°C to 150°C ensures robust performance in challenging industrial environments.
With dimensions of 10.92 mm length, 6.6 mm width, and 3.32 mm height, the UC3845BN occupies minimal space while delivering reliable operation. It includes comprehensive protection mechanisms to safeguard power systems and enhance durability.
Operating frequency supports up to 500 kHz switching for efficient power control. Maximum supply voltage is rated at 30 volts for versatile applications. Output voltage of 5.1 volts and output current capacity up to 1 ampere.
Features five outputs and is packaged in an 8-pin PDIP through-hole mounting type. Temperature range from -40°C to 150°C for extended industrial reliability. Current mode PWM controller with a 50% maximum duty cycle. Compact dimensions of 10.92 mm x 6.6 mm x 3.32 mm.
Integrates protection features for enhanced robustness. Suitable for isolated and non-isolated AC-DC and DC-DC switch mode power supplies.
This PWM controller is ideal for designers and manufacturers working in industrial electronics, power supply systems, and electronic controls. Its reliable, efficient performance makes it a preferred choice for advanced electronics applications.
Explore more PWM Controllers from STMicroelectronics and related power management ICs on EnvMart for your industrial and electronic component needs.
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