ZHCSK06F March 2005 – July 2019 TL431-Q1 , TL432-Q1
PRODUCTION DATA.
- 1 特性
- 2 应用
- 3 说明
- 4 修订历史记录
- 5 Pin Configuration and Functions
- 6 Specifications
- 7 Parameter Measurement Information
- 8 Detailed Description
- 9 Application and Implementation
- 10Power Supply Recommendations
- 11Layout
- 12器件和文档支持
- 13机械、封装和可订购信息
封装选项
请参考 PDF 数据表获取器件具体的封装图。
机械数据 (封装 | 引脚)
- DBZ|3
- DBV|5
散热焊盘机械数据 (封装 | 引脚)
订购信息
5 Pin Configuration and Functions
TL431A-Q1 DBV Package
5-Pin SOT-23
Top View
1. Pin 2 is connected internally to ANODE (die substrate) and must be left floating or connected to ANODE.
TL431-Q1 DBZ Package
3-Pin SOT-23
Top View
TL432-Q1 DBZ Package
3-Pin SOT-23
Top View
Pin Functions
| PIN | I/O | DESCRIPTION | |||
|---|---|---|---|---|---|
| NAME | TL431A-Q1 | TL431-Q1 | TL432-Q1 | ||
| DBV | DBZ | DBZ | |||
| ANODE | 5 | 3 | 3 | O | Common pin, normally connected to ground. |
| CATHODE | 3 | 1 | 2 | I/O | Shunt current or voltage input |
| NC | 1, 2 | — | — | — | No connection(1) |
| REF | 4 | 2 | 1 | I | Threshold relative to common anode |
(1) Pin 2 of the 5-pin DBV (SOT-23) package is connected internally to ANODE (die substrate) and must be left floating or connected to ANODE.