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2A输出负载电流输入电压高达45VCXSD62242固定150KHz频率内部振荡器固定和可调降压（buck）开关式稳压器
| 产品型号： | CXSD62242 |
| 产品类型： | DC-DC转换器 |
| 产品系列： | Buck降压型芯片 |
| 产品状态： | 量产 |
| 浏览次数： | 43 次 |
产品简介
技术参数
| 输入电压范围 (VIN) | ≤ 45VV |
|---|---|
| 输出电压 (VOUT) | ADJV |
| 输出电流 (IOUT) | 2AA |
| 工作频率 | 150KHZHz |
| 转换效率 | 90%% |
| 封装类型 | SOP8 |
| Topology | Buck降压型芯片 |
| Control method | PWM/PFM |
| Switching frequency | 150KHZ |
| Protection | OCP:Y |
| Features | OTP:Y |
| Application | SP:Y |
| Operating temp | -40℃~125℃ |
| Reference design | Precision:0.03 |
产品详细介绍
目录
7.相关产品
产品概述 返回TOP
The CXSD62242 is a series of easy to use fixed and adjustable step-down (buck) switch-mode voltage regulators. These devices are available in fixed output voltage of 5V,3.3V an adjustable output version. Both versions are capable of driving a 2A load with excellent line and load regulation. Requiring a minimum number of external components, these regulators are simple to use and include internal frequency compensation, and a fixed-frequency oscillator. The output voltage is guaranteed to ±3% tolerance under specified input voltage and output load conditions. The oscillator frequency is guaranteed to ±15%. External shutdown is included, featuring typically 80 μA standby current. Self protection features include a two stage frequency reducing current limit for the output switch and an over temperature shutdown for complete protection under fault conditions. The CXSD62242 is available in SOP8 and DIP8 packages.
产品特点 返回TOP
* 3.3V, 5V and adjustable output versions
* Output adjustable from 1.23v to 43V
* Fixed 150KHz frequency internal oscillator
* Guaranteed 2A output load current
* Input voltage range up to 45V
* Low power standby mode, IQ typically 80 μA
* TTL shutdown capability
* Excellent line and load regulation
* Requires only 4 external components
* High efficiency
* Thermal shutdown and current limit protection
* Available in SOP8/DIP8 packages
应用范围 返回TOP
* Simple High-efficiency step-down regulator
* On-card switching regulators
* Positive to negative converter
* LCD monitor and LCD TV
* DVD recorder and PDP TV
* Battery charger
* Step-down to 3.3V for microprocessors
技术规格书（产品PDF) 返回TOP
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产品封装图 返回TOP
电路原理图 返回TOP
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PWM Buck Converter(Non-synchronous) |
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|
Part No. |
Input Voltage |
Output Voltage |
Current MAX |
Frequency |
Efficiency |
Package |
Precision |
OCP |
OTP |
SP |
|
20V |
ADJ |
2A |
380KHZ |
95% |
SOP8 |
3% |
Y |
Y |
Y |
|
|
45V |
3.3V/5V/ADJ |
3A |
150KHZ |
90% |
TO220/263 |
3% |
Y |
Y |
Y |
|
|
56V |
5V/ADJ |
3A |
150KHZ |
90% |
TO220/263 |
3% |
Y |
Y |
Y |
|
|
45V |
ADJ |
3A |
150KHZ |
90% |
TO252 |
3% |
Y |
Y |
Y |
|
|
45V |
ADJ |
2A |
150KHZ |
90% |
SOP8 |
3% |
Y |
Y |
Y |
|
|
20V |
ADJ |
2A |
380KHZ |
95% |
SOP8 |
3% |
Y |
Y |
Y |
|
|
28V |
ADJ |
3A |
380KHZ |
95% |
SOP8 |
3% |
Y |
Y |
Y |
|
|
32V |
ADJ |
2A |
380KHZ |
95% |
SOP8 |
3% |
Y |
Y |
Y |
|
|
40V |
ADJ |
1.8A |
150KHZ |
90% |
SOP8 |
3% |
Y |
Y |
Y |
|
|
45V |
3.3V/5V/ADJ |
3A |
52KHZ |
75% |
TO220/263 |
3% |
Y |
Y |
Y |
|
|
32V |
ADJ |
2.5A |
52KHZ |
95% |
SOP8 |
3% |
Y |
Y |
Y |
|
|
32V |
ADJ |
2.2A |
52KHZ |
95% |
SOP8 |
3% |
Y |
Y |
Y |
|
|
32V |
ADJ |
2.2A |
380KHZ |
95% |
SOP8 |
3% |
Y |
Y |
Y |
|
|
23V |
ADJ |
5A |
240KHZ |
95% |
TO263 |
3% |
Y |
Y |
Y |
|
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