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Texas Instruments 16-Pin MDIP 5-Channel PWM Controller, Voltage Mode, 100 kHz, 14V, 1.2A Output LM78S40CN/NOPB
Specifications
| Country of Origin | India |
|---|---|
| Brand | Texas Instruments |
| Height | 3.3mm |
| Length | 19.05mm |
| Model | LM78S40CN/NOPB |
| Width | 6.35mm |
| Mount Type | Through Hole |
| Maximum Duty Cycle | 88% |
| Series | LM |
| Output Current | 1.2A |
| Topology | Buck |
| Maximum Operating Temperature | 70°C |
| Package Type | MDIP |
| Minimum Operating Temperature | 0°C |
| Number of outputs | 5 |
| Output Voltage | 40V |
| Maximum Switching Frequency | 100kHz |
| Pin Count | 16 |
| Maximum Supply Voltage | 14V |
| Minimum Supply Voltage | 2.7V |
| Start-up Supply Current | 1.8mA |
| PWM Controller Type | Voltage Mode |
Key Features
- Supports 5 output channels providing 1.2A output current each.
- Minimum supply voltage is 2.7V for versatile operation.
- Through-hole 16-pin MDIP package for easy PCB integration.
- High maximum output voltage rating of 40V ensures robust performance.
- Maximum duty cycle is 88%, enabling efficient power regulation.
- Operation temperature range from 0°C to 70°C for industrial use.
- Start-up supply current is low at 1.8mA to reduce standby power.
- Buck topology step-down DC/DC converter suited for voltage regulation.
Product Description
Texas Instruments LM78S40CN/NOPB is a high-efficiency 5-channel PWM controller designed for power management applications. It operates using voltage mode control at a maximum switching frequency of 100 kHz with a maximum supply voltage of 14V. The output current capability is 1.2A per channel, making it ideal for regulating voltages in DC/DC converter designs.
This controller is packaged in a 16-pin MDIP through-hole package, which facilitates easy installation and soldering on standard PCBs. Its robust output voltage rating of up to 40V and a maximum duty cycle of 88% provide significant flexibility for various electronic power designs.
The device features a low start-up supply current of 1.8mA, which is beneficial for low power consumption in standby modes. It is designed to operate reliably within a temperature range of 0°C to 70°C, suitable for industrial and commercial electronics environments.
The LM78S40CN/NOPB utilizes a buck topology for step-down DC/DC conversion, effective for providing regulated voltage outputs in power supply units. Typical applications include industrial control systems, power regulation modules, and embedded electronics requiring efficient power management.
High switching frequency at 100 kHz maximizes efficiency in voltage regulation. Five individual PWM output channels for multi-phase power control. Through-hole MDIP 16-pin package simplifies prototyping and production. Supports operation from 2.7V minimum to 14V maximum supply voltage.
Robust output voltage rating up to 40V accommodates various load requirements. Suitable for use in industrial, laboratory, and commercial power electronics. Explore more Power Management ICs and controllers from Texas Instruments in the Power Management category at EnvMart.
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Frequently Asked Questions
The LM78S40CN/NOPB supports an output current of 1.2A per channel across its five output channels.
The maximum supply voltage for this PWM controller is 14V.
This model operates reliably within a temperature range of 0°C to 70°C.
The LM78S40CN/NOPB features five output channels for multi-phase power control.
The maximum switching frequency for this model is 100 kHz, which enhances efficiency in voltage regulation.
It comes in a 16-pin MDIP through-hole package, facilitating easy installation on PCBs.
The minimum supply voltage for the LM78S40CN/NOPB is 2.7V.
The maximum duty cycle is 88%, allowing for efficient power regulation.
This PWM controller utilizes a buck topology for step-down DC/DC conversion.
The start-up supply current is low at 1.8mA, which helps reduce standby power consumption.
The dimensions are 19.05mm in length, 6.35mm in width, and 3.3mm in height.
This model is suitable for industrial control systems, power regulation modules, and embedded electronics requiring efficient power management.
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