
Allicdata Part #: | 1SD312F2-CM400HB-90H-ND |
Manufacturer Part#: |
1SD312F2-CM400HB-90H |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Power Integrations |
Short Description: | IGBT GATE DRIVER PLUG&PLAY |
More Detail: | Gate Driver IC |
DataSheet: | ![]() |
Quantity: | 1000 |
1 +: | 0.00000 |
Series: | * |
Part Status: | Obsolete |
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Power management integrated circuits (PMICs) are an important part of modern electronics. They are used to provide power to a wide variety of devices, from tiny microcontrollers to complex system-on-chips. They provide voltage regulation and/or power conversion functions, as well as protection circuits and interface functions. One of the key components of a PMIC is the gate driver, which provides the timing signals necessary to switch components such as MOSFETs, IGBTs and other power switches.The 1SD312F2-CM400HB-90H is an example of a PMIC gate driver from SiTime. This device is designed for industrial applications and provides enhanced features for high-voltage and high-side applications. It is capable of driving a wide range of power switches, including MOSFETs, IGBTs, MOSFETs with a PDIM, as well as standard diode bridges. This device also features an integrated pulse transformer and an on-board ESD protection circuit.The main application of the 1SD312F2-CM400HB-90h is to provide gate drive signals to switches used in power converters, power factor correction, switch mode power supplies, motor drive systems and other applications. The device is particularly well-suited for applications which require high-voltage switching and/or high-side switching.The working principle of the 1SD312F2-CM400HB-90h is based on a pulse width modulation (PWM) technique. This technique involves the modulation of the duty cycle of a square wave signal with a reference frequency in order to control the switching times of the power switches. The device uses a low voltage logic signal (Vref) as its reference pulse. The logic signal is then amplified and subsequently divided down to generate a second logic signal (Vctrl) which is used to modulate the duty cycle of the square wave signal. This signal is then multiplied by a high voltage source (Vdrive) and sent to the power switch.The 1SD312F2-CM400HB-90h provides various protection features to ensure proper operation of the power switches and prevent damage to other connected components. These protection features include a thermal shutdown mechanism, which shuts down the device when its operating temperature exceeds a defined threshold, and an overvoltage protection circuit which limits the voltage applied to the power switch.In summary, the 1SD312F2-CM400HB-90H is a PMIC gate driver designed for high-voltage and high-side applications. It employs an advanced PWM technique to generate the necessary gate drive signals for switching power switches, and includes various protection features to prevent damage to connected components.
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