产品概述
描述
The L6494 is a high-voltage device manufactured with the BCD6 “offline” technology. It is a single chip half-bridge gate driver for N-channel power MOSFETs or IGBTs. The high-side (floating) section is designed to stand a DC voltage rail up to 500 V, with 600 V transient withstand voltage. The logic inputs are CMOS/TTL compatible down to 3.3 V for easy interfacing control units such as microcontrollers or DSP.The device is a single input gate driver with programmable deadtime, and also features an active-low shutdown pin.
Both device outputs can sink 2.5 A and source 2 A, making the L6494 particularly suited for medium and high capacity power MOSFETs\IGBTs.
The independent UVLO protection circuits present on both the lower and upper driving sections prevent the power switches from being operated in low efficiency or dangerous conditions.
The integrated bootstrap diode as well as all of the integrated features of this driver make the application PCB design simpler and more compact, and help reducing the overall bill of material.
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所有功能
- Transient withstand voltage 600 V
- dV/dt immunity ± 50 V/ns in full temperature range
- Driver current capability:
- 2 A source typ. at 25 °C
- 2.5 A sink typ. at 25 °C
- Short propagation delay: 85 ns
- Switching times 25 ns rise/fall with 1 nF load
- Integrated bootstrap diode
- Single input and shutdown pin
- Adjustable deadtime
- 3.3 V, 5 V TTL/CMOS inputs with hysteresis
- UVLO on both high-side and low-side sections
- Compact and simplified layout
- Bill of material reduction
- Flexible, easy and fast design
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全部资源
| Resource title | 版本 | Latest update |
|---|
产品规格 (1)
| Resource title | 版本 | Latest update | ||
|---|---|---|---|---|
| 2.0 | 17 Nov 2017 | 17 Nov 2017 |
宣传册 (1)
| Resource title | 版本 | Latest update | ||
|---|---|---|---|---|
| 1.0 | 10 May 2021 | 10 May 2021 |
手册 (2)
| Resource title | 版本 | Latest update | ||
|---|---|---|---|---|
| 1.1 | 03 Jun 2021 | 03 Jun 2021 | ||
| 06.2019 | 11 May 2021 | 11 May 2021 |
EDA符号、封装和3D模型
STMicroelectronics - L6494
为您的应用下载所有EDA符号、封装和3D模型，加快您的设计速度。您可以从大量CAD格式中进行选择，以匹配您的设计工具链。
符号
封装
3D模型
质量与可靠性
| 产品型号 | Marketing Status | 封装 | 等级规格 | 符合RoHS级别 | 材料声明** |
|---|---|---|---|---|---|
| L6494LD | 批量生产 | SO-14 | 工业 | Ecopack2 | |
| L6494LDTR | 批量生产 | SO-14 | 工业 | Ecopack2 |
(**) st.com上提供的材料声明表单可能是基于包装系列中最常用的封装的通用文档。因此，它们可能不是100%适用于特定的设备。有关特定设备的信息，请联系 销售支持 。
样片和购买
| 产品型号 | 从分销商订购 | 从ST订购 | 供货状态 | ECCN (US) | ECCN (EU) | 包装类型 | 封装 | 温度（ºC） | Country of Origin | Budgetary Price (US$)*/Qty | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 最小值 | 最大值 | |||||||||||
| L6494LD | 2 distributors | Buy Direct | 批量生产 | EAR99 | NEC | Tube | SO-14 | -40 | 125 | THAILAND | 0.7062 / 1k | |
| L6494LDTR | 2 distributors | 批量生产 | EAR99 | NEC | Tape And Reel | SO-14 | -40 | 125 | THAILAND | 0.7062 / 1k | ||
供货状态
批量生产ECCN (US)
EAR99Budgetary Price (US$)*/Qty
0.7062 / 1k