計算工具
LM25101
- Independent High and Low Driver Logic Inputs
- Bootstrap Supply Voltage up to 100-V DC
- Drives Both a High-Side and Low-Side N-Channel MOSFETs
- Fast Propagation Times (25 ns Typical)
- Drives 1000-pF Load With 8-ns Rise and Fall Times
- Excellent Propagation Delay Matching (3 ns Typical)
- Supply Rail Undervoltage Lockout
- Low Power Consumption
- Pin Compatible With HIP2100 and HIP2101
The LM25101 high-voltage gate driver is designed to drive both the high-side and the low-side N-Channel MOSFETs in a synchronous buck or a half-bridge configuration. The A version provides a full 3-A of gate drive while the B and C versions provide 2-A and 1-A, respectively. The outputs are independently controlled with TTL input thresholds. An integrated high voltage diode is provided to charge the high-side gate drive bootstrap capacitor. A robust level shifter operates at high speed while consuming low power and providing clean level transitions from the control logic to the high-side gate driver. Undervoltage lockout is provided on both the low-side and the high-side power rails.
These devices are available in the standard 8-pin SOIC, 8-pin SO-PowerPAD, 8-pin WSON, 10-pin WSON, and 8-pin MSOP PowerPAD packages.
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檢視所有 5 | 類型 | 標題 | 日期 | ||
|---|---|---|---|---|
| * | Data sheet | LM25101 3-A, 2-A, and 1-A 80-V Half-Bridge Gate Drivers datasheet (Rev. C) | PDF | HTML | 2016年 9月 28日 |
| Application note | Understanding and comparing peak current capability of gate drivers | PDF | HTML | 2021年 3月 30日 | |
| Application brief | External Gate Resistor Selection Guide (Rev. A) | 2020年 2月 28日 | ||
| Application brief | Understanding Peak IOH and IOL Currents (Rev. A) | 2020年 2月 28日 | ||
| More literature | Fundamentals of MOSFET and IGBT Gate Driver Circuits (Replaces SLUP169) (Rev. A) | 2018年 10月 29日 |
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模擬工具
PSPICE-FOR-TI — PSpice® for TI 設計與模擬工具
PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
參考設計
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| 封裝 | 引腳 | 下載 |
|---|---|---|
| HSOIC (DDA) | 8 | 檢視選項 |
| HVSSOP (DGN) | 8 | 檢視選項 |
| SOIC (D) | 8 | 檢視選項 |
| WSON (DPR) | 10 | 檢視選項 |
| WSON (NGT) | 8 | 檢視選項 |
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