| Allicdata Part #: | 296-9920-5-ND |
| Manufacturer Part#: |
SN75477P |
| Price: | $ 0.69 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Texas Instruments |
| Short Description: | IC DUAL PERIPHERAL DRIVER 8-DIP |
| More Detail: | Low-Side Gate Driver IC Non-Inverting 8-PDIP |
| DataSheet: |  SN75477P Datasheet/PDF |
| Quantity: | 403 |
| 1 +: | $ 0.69000 |
| 10 +: | $ 0.66930 |
| 100 +: | $ 0.65550 |
| 1000 +: | $ 0.64170 |
| 10000 +: | $ 0.62100 |
Specifications
| Logic Voltage - VIL, VIH: | 0.8V, 2V |
| Base Part Number: | SN75477 |
| Supplier Device Package: | 8-PDIP |
| Package / Case: | 8-DIP (0.300", 7.62mm) |
| Mounting Type: | Through Hole |
| Operating Temperature: | 0°C ~ 70°C (TA) |
| Rise / Fall Time (Typ): | 50ns, 90ns |
| Input Type: | Non-Inverting |
| Current - Peak Output (Source, Sink): | 500mA, 500mA |
| Series: | -- |
| Voltage - Supply: | 4.5 V ~ 5.5 V |
| Gate Type: | -- |
| Number of Drivers: | 2 |
| Channel Type: | Independent |
| Driven Configuration: | Low-Side |
| Part Status: | Active |
| Packaging: | Tube |
Description
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SN75477P gate drivers are integrated circuits specifically designed to help power and control motors and other high-power peripherals connected to microprocessors and other integrated circuits. They allow microprocessors to control larger peripheral devices, and provide the necessary signal strength and level shifting to drive large gates. They are typically used to drive gates in industrial control, motor control, and telecommunications applications. The SN75477P is a monolithic IC, which means it is manufactured on a single semiconductor substrate, usually silicon.A gate driver is a device that takes low-level logic signals such as ones from a microprocessor and converts them into signals that are compatible with large gate or power devices, such as MOSFETs, IGBTs and bipolar transistors. A typical gate driver will contain transistors and other components to provide level shifting, input protection, and in some cases, switch control and frequency detection. Gate drivers can also provide isolation features, such as opto-couplers, for long-distance signal transmission.The operation of a gate driver is based on the ability of a high side driver to supply a power supply and/or ground to the device being driven as well as allowing sufficient voltage on the gate to turn the device on or off. A low side driver basically performs the same function but with the opposite polarized signal. In a typical motor control circuit, the high side driver would turn on the motor while the low side driver would turn it off.The SN75477P is a bipolar gate driver, which is used to drive high voltage loads up to 30V and 1.2A. It is available in an SOIC package with an enable pin that is used to enable and disable the operation of the IC. The enable pin is also used to control the inrush current into the load, allowing current to be boosted at turn on.The SN75477P also has a fault output that signals if the input voltage is not within the device\'s specified operating range. This fault is used to protect the device from damage due to excessive input voltage.The SN75477P contains built-in protection such as under-voltage lockout, over-voltage protection as well as over-temperature protection. These features allow the device to be used in applications where it is exposed to high transients such as motor start up and deceleration.The SN75477P is widely used for industrial and automotive applications that require high current control, such as electric vehicle control systems, servo motors, power supplies, and power conditioning.In summary, the SN75477P is an essential component in a variety of high current applications, ranging from motor control to power conditioning. It provides reliable and safe gate driving for devices that require high voltage switching and current control, such as transistors and IGBTs. Additionally, it features built-in protection against over-voltage and over-temperature conditions as well as an enable pin for controlling the inrush current of the load.
The specific data is subject to PDF, and the above content is for reference
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