Overview
The STP9NK70ZFP is a high-performance N-Channel Power MOSFET from STMicroelectronics, part of the SuperMESH™ series. This device is optimized using ST's well-established strip-based PowerMESH™ layout, which significantly reduces on-resistance and enhances dv/dt capability. The STP9NK70ZFP is designed for high-current, high-speed switching applications and is ideal for use in off-line power supplies, adaptors, and power factor correction (PFC) circuits. It features built-in Zener diodes for gate-source protection, improved ESD capability, and minimized gate charge, making it a reliable choice for demanding power management tasks.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Drain-Source Voltage (VDS) | 700 | V |
| Drain-Source On Resistance (RDS(on)) | < 1.2 | Ω |
| Continuous Drain Current (ID) | 7.5 | A (at TC = 25°C) |
| Pulsed Drain Current (IDM) | 30 | A |
| Gate-Source Voltage (VGS) | ±30 | V |
| Total Dissipation (PTOT) | 35 | W (at TC = 25°C for TO-220FP) |
| ESD Gate-Source Protection | 4000 | V |
| Peak Diode Recovery Voltage Slope (dv/dt) | 4.5 | V/ns |
Key Features
- Extremely high dv/dt capability
- Improved ESD protection with built-in Zener diodes
- 100% avalanche rated
- Minimized gate charge
- Very low intrinsic capacitances
- Very good manufacturing repeatability
- Enhanced gate-source Zener diode protection to absorb voltage transients
Applications
- High current, high speed switching
- Off-line power supplies
- Adaptors
- Power Factor Correction (PFC) circuits
Q & A
- What is the maximum drain-source voltage of the STP9NK70ZFP? The maximum drain-source voltage is 700 V.
- What is the typical on-resistance of the STP9NK70ZFP? The typical on-resistance is less than 1.2 Ω.
- What is the continuous drain current at 25°C for the STP9NK70ZFP? The continuous drain current is 7.5 A at 25°C.
- What is the pulsed drain current capability of the STP9NK70ZFP? The pulsed drain current is 30 A.
- What is the gate-source voltage range for the STP9NK70ZFP? The gate-source voltage range is ±30 V.
- What is the total dissipation at 25°C for the TO-220FP package? The total dissipation is 35 W at 25°C for the TO-220FP package.
- Does the STP9NK70ZFP have built-in ESD protection? Yes, it has built-in Zener diodes for gate-source ESD protection.
- What is the peak diode recovery voltage slope (dv/dt) of the STP9NK70ZFP? The peak diode recovery voltage slope is 4.5 V/ns.
- What are the typical applications of the STP9NK70ZFP? Typical applications include high current, high speed switching, off-line power supplies, adaptors, and PFC circuits.
- What packages are available for the STP9NK70ZFP? The STP9NK70ZFP is available in TO-220, TO-220FP, D2PAK, I2PAK, and TO-247 packages.
