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The information presented in this cross reference is based on TOSHIBA's selection criteria and should be treated as a suggestion only. Please carefully review the latest versions of all relevant information on the TOSHIBA products, including without limitation data sheets and validate all operating parameters of the TOSHIBA products to ensure that the suggested TOSHIBA products are truly compatible with your design and application.
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有没有输入电压大于5V的小电流LDO？
我们现已推出兼容高输入电压（～36V）的小电流TCR1HF系列产品。
主要产品规格如下。
| 产品型号 | TCR1HF18B | TCR1HF33B | TCR1HF50B | ||
|---|---|---|---|---|---|
| 封装 | 名称 | SOT-25 (SMV) | |||
| 尺寸典型值（mm） | 2.8×2.9，厚度＝1.1 | ||||
| 工作范围 | 输入电压 VIN（V） |
4至36 | |||
工作温度 Topr（°C） |
-40至125 | ||||
电气特性（除非另有规定，Tj=25°C） |
输出电压 VOUT典型值（V） |
1.8 | 3.3 | 5.0 | |
输出电压精度 VOUT（%） |
IOUT＝10mA | ±1 | |||
| 静态电流 IBON典型（μA） |
IOUT＝0mA | 1 | |||
| 静态电流 IB(OFF1) 典型值（μA） |
VIN＝4V | 0.24 | |||
负载瞬态响应⊿VOUT 典型值（mV） |
IOUT＝0mA→10mA | -60 | |||
| IOUT＝10mA→0mA | 50 | ||||
热关断阈值 TSDH（°C） |
Tj rising | 155 | |||
| 库存查询与购买 |  |
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下面显示了一个应用示例。12 V或24 V电源直接为5 V以下的低压电器供电。
应用示例
待机模式下的超低耗电量解决方案
可通过低耗电量的高压源直接向控制器IC供电
相关连接
以下文档也包含相关信息：
产品列表
应用说明
- Basics of Low-Dropout (LDO) Regulator ICs (PDF:1.45MB)
- LDO Regulator Application to Power Supply Circuits for MCUs (PDF:2.62MB)
- Thermal Design to Maximize the Performance of LDO Regulators (PDF:768KB)
- Simple Guide to Improving Ripple Rejection Ratio of LDO Regulators (PDF:1.30MB)
- Mechanism of LDO Oscillation and Reducing the Susceptibility to Oscillation (PDF:1.43MB)
- LDO Regulators Glossary (PDF:388KB)
- Power Efficiency Optimization and Application Circuits Using Dual-power-supply LDO Regulators (PDF:824KB)
- Improving the Load Transient Response of LDOs (PDF1.24MB)
- LDO Regulator Application to Power Supply Circuits for Digital Cores of CMOS Image Sensors (PDF:2.50MB)
- LDO Regulator Application to Power Supplies for High-Frequency Circuits (PDF:3.55MB)
