seekconnector.com

IRS27952STRPBF Detailed explanation of pin function specifications and circuit principle instructions

The IRS27952STRPBF is a product from Infineon Technologies, a company known for its electronic components, especially in the Power management and semiconductor fields. This particular model is typically used for power electronics and motor control applications.

Here's a detailed explanation of the IRS27952STRPBF pin functions, specifications, packaging, and more. Note that this IC is a 6x6mm, 32-pin QFN (Quad Flat No-lead) package.

Pin Function Specifications for IRS27952STRPBF (32-pin QFN):

Pin Number Pin Name Pin Function Description 1 VDD This pin supplies the logic voltage for the internal circuitry of the device. It is typically connected to a 12V DC supply. 2 VSS This is the ground pin, used for all return currents in the device. 3 COM Common pin for the low-side driver output. It is connected to the source of the low-side MOSFET. 4 LO Low-side driver output. This drives the gate of the low-side MOSFET. 5 HS High-side driver output. This drives the gate of the high-side MOSFET. 6 HO High-side driver output. 7 N/C Not connected. 8 NC Not connected. 9 VBAT Battery input. This pin is used to provide the power for driving the high-side MOSFET. 10 NC Not connected. 11 VSS Ground pin for IC circuits. 12 PHS Phase input. This is the phase input that is used to detect the rotor position in motor control. 13 FET1 This pin connects to the drain of the first (low-side) power MOSFET. 14 FET2 This pin connects to the drain of the second (high-side) power MOSFET. 15 PGND Power Ground. This is a return path for the current coming from the low-side MOSFET. 16 SO Status Output. This pin outputs a status signal, such as whether the MOSFET is operating in a fault condition. 17 IOVDD Logic supply for internal circuitry. 18 VDD Auxiliary power supply for internal circuitry. 19 NC Not connected. 20 VSS Ground connection. 21 VCC Supply pin for the driver circuitry. 22 NC Not connected. 23 PHI Phase input used for synchronous control or rotor position detection. 24 DRV Driver signal output. 25 DVC Driver control pin. 26 OUT Output pin used for feedback signaling to other parts of the system. 27 INH Inhibit pin, used to disable certain features or the operation of the device. 28 SD Shutdown pin, used to put the device into a low-power mode. 29 COMP comparator output, used to monitor certain voltage or current thresholds. 30 FET3 This connects to the gate of a third MOSFET or other connected component. 31 FET4 This connects to the gate of a fourth MOSFET or other connected component. 32 VDD Logic supply for internal circuitry. Pin Numbering and Package Overview: Package: QFN-32 (Quad Flat No-lead) Package Size: 6x6mm Total Pins: 32 pins Pin Pitch: 0.5mm

20 FAQ for IRS27952STRPBF:

What is the purpose of the VDD pin in the IRS27952STRPBF? The VDD pin provides the logic voltage for the internal circuitry of the IRS27952STRPBF. It typically connects to a 12V DC power source. How is the VSS pin used in the IRS27952STRPBF? The VSS pin is the ground pin used for all return currents in the IC. It provides the necessary reference voltage for proper operation. What is the function of the COM pin on the IRS27952STRPBF? The COM pin is the common connection for the low-side driver output. It connects to the source of the low-side MOSFET in the circuit. What does the LO pin control in the IRS27952STRPBF? The LO pin is the low-side driver output that controls the gate of the low-side MOSFET, turning it on and off during operation. What is the role of the HS pin on the IRS27952STRPBF? The HS pin is the high-side driver output that controls the gate of the high-side MOSFET in the circuit. How does the IRS27952STRPBF drive the high-side MOSFET? The IRS27952STRPBF uses the HO pin to provide the necessary signal to drive the gate of the high-side MOSFET. What is the function of the VBAT pin in the IRS27952STRPBF? The VBAT pin is the battery input that powers the high-side driver for the high-side MOSFET. It must be connected to the proper battery voltage. Why are some pins labeled as "Not Connected" (N/C)? Pins labeled N/C are not connected internally to the IC’s circuitry. They can be left floating or unused during circuit design. What is the significance of the PGND pin? The PGND pin is the power ground, used for returning the current from the low-side MOSFET. It is essential for proper operation and grounding.

How does the IRS27952STRPBF manage fault conditions?

The IRS27952STRPBF has a status output (SO pin) that provides information about fault conditions during operation. It helps in system diagnostics.

What is the IOVDD pin for?

The IOVDD pin supplies the logic voltage required for the internal driver and control circuits.

What does the VCC pin supply in the IRS27952STRPBF?

The VCC pin provides a supply voltage for the driver circuitry of the IRS27952STRPBF.

How does the SD (shutdown) pin affect the IRS27952STRPBF?

The SD pin puts the device into a low-power or idle mode. This pin can be used to disable parts of the device for energy conservation or during faults.

What is the function of the COMP pin?

The COMP pin is a comparator output used to monitor voltage or current thresholds, often for protection or regulation purposes.

How can the IRS27952STRPBF be shut down?

By pulling the SD pin low, the IRS27952STRPBF enters a shutdown state, reducing its power consumption.

What is the purpose of the DVC (driver control) pin?

The DVC pin is used to control certain aspects of the driver’s operation, such as enabling or disabling particular driver functionalities.

Why is there a PHI pin on the IRS27952STRPBF?

The PHI pin is used for synchronous control or rotor position detection in motor control applications.

What does the INH pin do in the IRS27952STRPBF?

The INH pin inhibits certain features or functions of the IC, allowing it to be selectively disabled.

How does the IRS27952STRPBF monitor the MOSFETs ?

The IRS27952STRPBF uses feedback and monitoring through pins like the FET1, FET2, FET3, and FET4 to monitor MOSFET operation.

How are the FET pins used in the IRS27952STRPBF?

The FET pins are used to control and monitor the gates of the power MOSFETs in the system. They provide the necessary signals to turn the MOSFETs on and off.

This comprehensive overview of the IRS27952STRPBF should provide the detailed understanding you need of the pin functions and specifications, packaging details, and frequently asked questions.