Overview
The SN75372PS, produced by Texas Instruments, is a dual NAND gate interface circuit designed to drive power MOSFETs from TTL inputs. This device is capable of driving high-capacitance loads at high speeds, making it suitable for applications requiring fast switching times and high current drive capabilities.
The SN75372PS operates with a VCC1 supply voltage of 5 V and a VCC2 supply voltage range of up to 24 V. It is characterized for operation over a temperature range of 0°C to 70°C, ensuring reliability in various environmental conditions.
Key Specifications
| Parameter | Min | Nom | Max | Unit |
|---|---|---|---|---|
| Supply Voltage, VCC1 | 4.75 | 5 | 5.25 | V |
| Supply Voltage, VCC2 | 4.75 | 20 | 24 | V |
| High-Level Input Voltage, VIH | 2 | V | ||
| Low-Level Input Voltage, VIL | 0.8 | V | ||
| High-Level Output Current, IOH | -10 | mA | ||
| Low-Level Output Current, IOL | 40 | mA | ||
| Operating Free-Air Temperature, TA | 0 | 70 | °C | |
| Peak Output Current, VO (tw < 10 ms, duty cycle < 50%) | 500 | mA | ||
| Delay Time, Low-to-High-Level Output | 20 | 35 | ns | |
| Delay Time, High-to-Low-Level Output | 10 | 20 | ns |
Key Features
- Dual NAND gate interface circuit designed to drive power MOSFETs from TTL inputs.
- High current and voltage levels necessary to drive large capacitive loads at high speeds.
- Output supply voltage range up to 24 V.
- Low standby power dissipation.
- Totem-pole output configuration for faster switching speeds.
- Capable of operating over a temperature range of 0°C to 70°C.
- Available in SOIC and PDIP packages.
Applications
The SN75372PS is suitable for various applications that require high-speed driving of power MOSFETs, including:
- Power supply systems requiring fast switching times.
- Motor control circuits where high current drive is necessary.
- High-frequency switching applications such as inverter circuits.
- Industrial control systems that demand reliable and efficient MOSFET driving.
Q & A
- What is the primary function of the SN75372PS?
The SN75372PS is a dual NAND gate interface circuit designed to drive power MOSFETs from TTL inputs.
- What is the range of the VCC2 supply voltage for the SN75372PS?
The VCC2 supply voltage range is from 4.75 V to 24 V.
- What is the operating temperature range for the SN75372PS?
The device operates over a temperature range of 0°C to 70°C.
- What type of output configuration does the SN75372PS use?
The SN75372PS uses a totem-pole output configuration for faster switching speeds.
- What are the typical applications of the SN75372PS?
Typical applications include power supply systems, motor control circuits, high-frequency switching applications, and industrial control systems.
- What is the maximum peak output current of the SN75372PS?
The maximum peak output current is 500 mA (for tw < 10 ms, duty cycle < 50%).
- What are the available package options for the SN75372PS?
The device is available in SOIC and PDIP packages.
- How does the SN75372PS handle high-capacitance loads?
The SN75372PS is capable of driving high-capacitance loads at high speeds due to its high current and voltage levels.
- What is the significance of the totem-pole output configuration in the SN75372PS?
The totem-pole output configuration allows for faster switching speeds by providing both active pull-up and pull-down capabilities.
- How is power dissipation managed in the SN75372PS?
Power dissipation is managed through careful consideration of load capacitance and frequency, with detailed calculations provided in the datasheet.
