目录
1.产品概述 2.产品特点 3.应用范围 4.技术规格书下载(PDF文档)
一.产品概述
The CXDC6576 is a monolithic IC designed for a step-down DC/DC converter and is capable of driving a 3A load without an external transistor. Due to reducing the number of external components, the board space can be saved easily. The external shutdown function can be controlled by logic level and then come into standby mode.The internal compensation makes the feedback control have good line and load regulation without an external design. Regarding the protected function, the thermal shutdown is to prevent over temperature operating from damaging the device, and current limit is against over current operating of the output switch. If the current limit function occurred and VFB is down to 0.5V below, the switching frequency will be reduced. The CXDC6576 series operates at aswitching frequency of 150KHz thus allowing smaller sized filter components than what would be needed with lower frequency switching regulators. Other features include a guaranteed +4%tolerance on output voltage under specified input voltage and output load conditions, and +15% on the oscillator frequency. The output version included a fixed 3.3V, 5V, 12V, and an adjustable type.CXDC6576 is available in a 5-lead TO-252 lead-free or green package.
二.产品特点
Output Voltage: 3.3V, 5V, 12V and Adjustable Output Version
Adjustable Version Output Voltage Range, 1.23V to 15V +4%
150KHz +15% Fixed Switching Frequency
Voltage Mode Non-Synchronous PWM Control
Thermal-Shutdown and Current-Limit Protection
ON/OFF Shutdown Control Input
Operating Voltage can be up to 36V max.
Output Load Current: 3A
Low Power Standby Mode
Built-in Switching Transistor On Chip
三.应用范围
Simple High-Efficiency Step-Down Regulator
On-Card Switching Regulators
Positive to Negative Converter
四.技术规格书(产品PDF)
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五.产品封装图
六.电路原理图
七.相关芯片选择指南 更多同类产品......
DC/DC LED驱动 | |
型号 | 详细说明 |
CXDC6572 | 2A同步整流,SOT23-5, 高效率小封装 |
CXDC6573A | 2.2A, ACT4060/MP1410 |
CXDC6574 | 3A高效率DC-DC |
CXDC6575 | 超低压差 |
CXDC6576 | 36V,3A替代AP1507 |
CXDC6577 | 2.5A-3A输出高频高效率高耐压替代MP2490 |
CXDC6578 | 3A DC/DC |
CXDC6579 | high-freq 3A DC/DC |
CXDC6580 | 1.5A DC/DC |
CXDC6581 | 60V高压恒压恒流,替代AP1509,AP1507,XL7005 |
CXDC6582 | 60V-30W-恒流-高精度亮度调节 |
CXDC6583 | 55V高耐压5A |
CXDC6584 | 90V降压恒压大电流 |
CXDC6585 | 85V高耐压MOS内置 |
CXDC6586 | 高压600V的恒流LED驱动IC |
CXDC6587 | |
CXDC6588 | |
CXDC6589 | |
CXDC6590 | |
CXDC6591 | |
CXDC6592 |