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LM5100AM
+BOMIC GATE DRVR HALF-BRIDGE 8SOIC
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #LM5100AM
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Gói SOIC-Narrow-8
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Có sẵn7755
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tube |
| ProductStatus | Obsolete |
| DrivenConfiguration | Half-Bridge |
| ChannelType | Independent |
| NumberofDrivers | 2 |
| GateType | N-Channel MOSFET |
| Voltage-Supply | 9V ~ 14V |
| LogicVoltage-VILVIH | 2.3V, - |
| Current-PeakOutput(SourceSink) | 3A, 3A |
| InputType | Non-Inverting |
| HighSideVoltage-Max(Bootstrap) | 118 V |
| Rise/FallTime(Typ) | 430ns, 260ns |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Tổng quan
Description
Key features of the LM5100AM include a bootstrap diode that facilitates high-side driving, under-voltage lockout for both high and low-side drivers, and a wide temperature operating range. It also boasts a fast switching speed, which reduces transition losses and electromagnetic interference in power applications.
The LM5100AM is housed in a compact package, making it suitable for space-constrained designs. Its robustness and reliability make it a popular choice among engineers for high-performance power management and conversion tasks.
Equivalent
Features
1. Wide Operating Voltage Range: The device supports a wide input voltage range, typically from 10V to 100V, making it versatile for various applications.
2. High-Side and Low-Side Drivers: It provides both high-side and low-side drivers, ensuring efficient operation for both transistors in the half-bridge.
3. Bootstrap Circuitry: Integrated bootstrap diode simplifies the design and reduces the component count, supporting high-side driver operation.
4. Low Propagation Delay: Fast propagation delay ensures rapid switching and enhances the performance of the power stage.
5. Level Shifting: Built-in level shifters enable communication between low-voltage control logic and high-voltage power stages.
6. Under-Voltage Lockout (UVLO): UVLO protection for both high-side and low-side drivers enhances reliability by preventing operation when supply voltages are below safe thresholds.
7. Thermal Shutdown Protection: Protects the device from overheating by shutting down the drivers if the temperature exceeds safe limits.
These features make the LM5100AM suitable for applications like motor drives, DC-DC converters, and other power electronics requiring efficient half-bridge configurations.
Pinout
1. HB (High-Side Bootstrap) - Supplies power to the high-side driver.
2. HO (High-Side Output) - Drives the gate of the high-side MOSFET.
3. HS (High-Side Source) - Connects to the source of the high-side MOSFET and the negative terminal of the bootstrap capacitor.
4. HI (High-Side Input) - Receives input signal for the high-side driver.
5. VDD (Supply Voltage) - Supplies power to the low-side driver and logic circuitry.
6. LI (Low-Side Input) - Receives input signal for the low-side driver.
7. LO (Low-Side Output) - Drives the gate of the low-side MOSFET.
8. VSS (Ground) - Connects to the ground reference for the IC.
The LM5100AM enables efficient power stage design with its ability to drive high-side and low-side MOSFETs effectively.
Manufacturer
Application
1. DC-DC Converters: Used in synchronous buck, boost, and buck-boost converters for improved efficiency.
2. Motor Drives: Facilitates efficient motor control and speed regulation in various motor drive applications.
3. Power Supply Units: Enhances switching performance in power supply circuits, especially in high-power applications.
4. Class D Audio Amplifiers: Enables efficient switching for high-fidelity audio output.
5. Telecommunications Equipment: Used in the power management circuits of telecom infrastructure for reliable performance.
These applications benefit from the LM5100AM’s ability to handle high voltage and fast switching speeds efficiently.