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Texas Instruments PWM Controller 16-Pin MDIP 5-Channel 100 kHz 14V Through Hole 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
- Equipped with 5 output channels for versatile control applications.
- Operates with a start-up supply current of 1.8mA for energy efficiency.
- Supports output voltage up to 40V and output current up to 1.2A per channel.
- Through Hole mount type with 16-pin MDIP package facilitates easy PCB integration.
- Designed to operate between 0°C to 70°C for standard industrial environments.
- Maximum duty cycle of 88% allows robust power control performance.
- Suitable for use in buck converter topologies for step-down DC/DC voltage conversion.
- No automotive standards compliance, designed for general industrial electronics applications.
Product Description
Texas Instruments LM78S40CN/NOPB is a 16-pin MDIP package PWM controller featuring 5 output channels with voltage mode control, capable of a maximum switching frequency of 100 kHz at 14V supply voltage. This device supports step-down DC/DC converter applications using buck topology, delivering high efficiency and stable performance.
The PWM controller operates with a low start-up supply current of 1.8mA and supports a maximum output current of 1.2A and output voltage of up to 40V, making it suitable for various power management needs in industrial electronic circuits.
The package's through hole mounting style and compact form factor (19.05mm length, 6.35mm width, and 3.3mm height) allow for straightforward PCB integration in power supply designs.
Engineered to function within a temperature range of 0°C to 70°C, the LM78S40CN/NOPB PWM controller maintains reliable operation in standard ambient conditions without automotive-grade specifications.
This controller provides a maximum duty cycle of 88%, enabling fine power control suitable for precise voltage regulation tasks. Its operating voltage range starts from 2.7V up to a maximum of 14V, accommodating a variety of power supply designs.
Five individual PWM output channels for multi-phase power control. Voltage mode PWM control supports buck converter applications. Low start-up and supply currents enhance power efficiency. Through hole 16-pin MDIP package for robust physical mounting.
Wide operating temperature range for industrial environments. Compact dimensions simplify board space usage. Maximum duty cycle of 88% for flexible power modulation.
This PWM controller is ideal for use in power management, step-down DC/DC converter designs in industrial electronics, instrumentation, and other applications requiring multi-channel PWM control.
Explore more Texas Instruments power management products and controllers at EnvMart for reliable, high-quality electronic component solutions.
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