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onsemi 7-Pin SOIC 5-Channel Current Mode PWM Controller 108 kHz 28V Surface Mount NCP1234BD100R2G
Specifications
| Country of Origin | India |
|---|---|
| Brand | onsemi |
| Height | 1.5mm |
| Length | 5mm |
| Model | NCP1234BD100R2G |
| Width | 4mm |
| Mount Type | Surface |
| Maximum Duty Cycle | 85% |
| Series | NCP |
| Output Current | 500mA |
| Topology | Flyback |
| Maximum Operating Temperature | 150°C |
| Package Type | SOIC |
| Minimum Operating Temperature | -40°C |
| Number of outputs | 5 |
| Output Voltage | 20V |
| Maximum Switching Frequency | 108kHz |
| Pin Count | 7 |
| Maximum Supply Voltage | 28V |
| Minimum Supply Voltage | -0.3V |
| PWM Controller Type | Current Mode |
Key Features
- Operates with a maximum switching frequency of 108 kHz.
- Supports up to five output channels with 500 mA maximum output current per channel.
- Designed for surface mounting in a compact SOIC package.
- Features flyback topology suitable for power supply secondary side and synchronous rectification control.
- Operates reliably between -40°C to 150°C temperature range.
- Maximum duty cycle rating is 85 percent for efficient power management.
- Minimum supply voltage down to -0.3V allowing wide operational voltage range.
- Compact dimensions with length 5mm, width 4mm, height 1.5mm enables space-saving PCB layouts.
Product Description
onsemi model NCP1234BD100R2G is a highly integrated 7-pin SOIC package 5-channel PWM controller that utilizes current mode control optimized for flyback and forward converter topologies.
This device supports a maximum switching frequency of 108 kHz and a maximum supply voltage rating of 28V, suitable for a variety of power management circuits in industrial, laboratory, and commercial electronic applications.
It is designed for surface mounting, featuring compact dimensions of 5 mm length, 4 mm width, and 1.5 mm height to facilitate dense PCB designs and efficient thermal dissipation. The controller provides up to 500 mA output current per channel and supports a maximum duty cycle of 85 percent, allowing efficient power conversion with minimal losses.
Operational temperature range from -40°C to 150°C ensures reliable performance under harsh environments.
This unit does not adhere to automotive-grade standards or special approvals but is suitable for general power supply designs involving synchronous rectification and secondary side control.
Applications include power supplies in industrial equipment, laboratory instrumentation, HVAC controls, and other electronics requiring stable PWM control for power regulation. Operates at 108 kHz switching frequency ensuring efficient power management.
Five independent output channels to support multi-output power supply designs. Compact SOIC surface mount package for streamlined PCB integration. Wide temperature range supports industrial-grade applications. High maximum duty cycle of 85% to optimize efficiency.
Flexible minimum supply voltage down to -0.3V for robust operation. Designed for flyback topology and synchronous rectification control. Output current capacity of 500mA per channel. No automotive standards compliance, suited for general industrial use.
Dimensions: 5mm length x 4mm width x 1.5mm height. Explore more power management ICs and PWM Controllers on EnvMart for your industrial and electronic design projects.
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Frequently Asked Questions
The maximum switching frequency of the NCP1234BD100R2G is 108 kHz.
This PWM controller supports up to five output channels, with a maximum output current of 500 mA per channel.
It operates reliably within a temperature range of -40°C to 150°C.
The maximum duty cycle rating is 85 percent, allowing for efficient power management.
The dimensions are 5 mm in length, 4 mm in width, and 1.5 mm in height.
The minimum supply voltage can go down to -0.3V, providing a wide operational voltage range.
It is designed for flyback topology, suitable for power supply secondary side and synchronous rectification control.
The maximum supply voltage rating is 28V.
This model is designed for surface mounting in a compact SOIC package.
It is suitable for power supplies in industrial equipment, laboratory instrumentation, and HVAC controls, requiring stable PWM control for power regulation.
The NCP1234BD100R2G has a pin count of 7.
The output voltage capability is up to 20V.
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