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| 公告 |
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一,产品概述(General Description)
Programmable Output Voltage to 40V
Low Dynamic Output Impedance 0.27Ω (Typ)
SinkCurrentCapabilityof0.1mAto100mA
EquivalentFull-RangetemperatureCoefficientof50ppm/℃
TemperatureCompensatedforOperationoverFullRatedOperatingTemperature
Range
LowOutputNoiseVoltage
FastTurnonResponse
TO-92,SOP-8,SOT-89orSOT-23-3packages
二.产品特点(Features)
The JTM431 is a three-terminal adjustable regulator series with a guaraneed thermal stabilityover applicable temperature ranges. Theoutput voltage may be set to any value between Vref (approximately 2.5 volts) and 40 volts with two external resistors. These devices have a typical dynamic output impedance of 0.2Ω. Activeoutputcircuitryprovidesa verysharpturn-oncharacteristic,makingthesedevicesexcellentreplacement
forzenerdiodesinmanyapplications.
The JTM431 ischaracterizedforoperationfrom-0℃ to+70℃.
三,应用范围 (Applications)
| 1.LED电源 | ||||
| 2.电源（开关电源、UPS电源、通信电源等） | ||||
| 3.充电器 | ||||
| 4.适配器 | ||||
| 5.电源板 | ||||
| 6.小家电、家电电源板 | ||||
四,产品封装图 (Package)
五,电路原理图
六.产品PDF文档
 | JTM431 |
七,功能概述
| Absolute Maximum Ratings (Operating temperature range applies unless otherwise specified) | |||
| Characteristic | Symbol | Value | Unit |
| Cathode Voltage | VKA | 40 | V |
| Continuous Cathode Current Range | IK | -100 ~ 150 | mA |
| Reference Input Current Range | IREF | 0.05 ~ 10 | mA |
| Power Dissipatin at 25℃: TO-92package(R⊙JA=178℃/W) SOT-23-3Package(R⊙JA=625℃/W) | PD | 0.7 0.2 | W W |
| Junction Temperature Range | TJ | 0 ~ 150 | ℃ |
| Operating Temperature Range | Tg | 0 ~ 70 | ℃ |
| Storage Temperature Range | TSTG | -65 ~ 150 | ℃ |
| 型号 | 参考电压值 | 参考电压精度 | 最大耐压 | 最大电流 | 封装 | 状态 | 直接替代型号 | ||
| JTM431 | 2.495 | 0.50% | 40V | 100mA | SOT-23 | 量产 | TL431/LM431 | ||
| TL431 | |||||||||
| JTM432 | 1.24 | 0.50% | 18V | 100mA | SOT-23 | 量产 | TL432/LM432 | ||
| TL432 | |||||||||
| 我司的JTM431/TL431 TO-92&SOT-23的优点： | |||||||||
| 精度高，精度是0.5%，90%可达0.3%的精度。 | |||||||||
| TO-92的是采用铜脚的，不是市场低端的铁脚的。 | |||||||||
| 我司的JTM432/TL432 TO-92&SOT-23的优点： | |||||||||
| 精度高，精度是0.5%，90%可达0.3%的精度。 | |||||||||
| TO-92的是采用铜脚的，不是市场低端的铁脚的。 | |||||||||
| 产品应用： | |||||||||
| 1.LED电源 | |||||||||
| 2.电源（开关电源、UPS电源、通信电源等） | |||||||||
| 3.充电器 | |||||||||
| 4.适配器 | |||||||||
| 5.电源板 | |||||||||
| 6.小家电、家电电源板 | |||||||||
关注:电子行业精彩资讯，关注嘉泰姆资讯官方微信，精华内容抢鲜读，
关注方法：添加好友→搜索“嘉泰姆电子元件”→关注
或微信“扫一扫”二维码官方微信(图片点击可放大)
|