4.5V至24V电池输入恒定实时控制CXSD62359输入/输出电压比恒定的开关频率无电流感应电阻0.75V至3.6V可调输出
发表时间:2020-05-21
浏览次数:12

目录

1.产品概述       2.产品特点     0hm嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)0hm嘉泰姆

5.产品封装       6.电路原理图  0hm嘉泰姆

7.相关产品0hm嘉泰姆

   产品概述 返回TOP0hm嘉泰姆


     CXSD62359 uses constant on-time control scheme to handle wide input/output voltage ratios with ease and provides 100ns “instant-on” response to load transients while maintaining a relatively constant switching frequency. The CXSD62359 achieves high efficiency at a reduced cost by eliminating the current-sense resistor found in traditional current-mode PWMs. Efficiency is further enhanced by an ability to drive very large synchronous rectifier MOSFETs. Single-stage buck conversion allows these devices to directly step down high-voltage batteries for the highest possible efficiency. Alternatively, two-stage conversion (stepping down the +5V system supply instead of the battery) at a higher switching frequency allows the minimum possible physical size. The CXSD62359 is intended for CPU core, chipset, DRAM, or other low-voltage supplies as low as 0.75V. The CXSD62359 is available in 16-pin TQFN 3X3 and SSOP-16 package and includes over voltage protection

   产品特点 返回TOP0hm嘉泰姆


 Ultra-High Efficiency 0hm嘉泰姆

 No Current-Sense Resistor (Lossless ILIMIT) 0hm嘉泰姆

 Quasi-PWM with 100ns Load-Step Response 0hm嘉泰姆

 1% VOUT Accuracy Over Line and Load 0hm嘉泰姆

 0.75V to 3.6V Adjustable Output Range 0hm嘉泰姆

 4.5V to 24V Battery Input Range 0hm嘉泰姆

 Integrated Boost Diode 0hm嘉泰姆

 OVP & UVP 0hm嘉泰姆

 1.7ms Soft-Start 0hm嘉泰姆

 Drives Large Synchronous-Rectifier FETs 0hm嘉泰姆

 Power-Good Indicator0hm嘉泰姆

   应用范围 返回TOP0hm嘉泰姆


 Notebook Computers 0hm嘉泰姆

 CPU Core Supply 0hm嘉泰姆

 I/O Supply 0hm嘉泰姆

 Chipset/RAM Supply as Low as 0.75V 0hm嘉泰姆

 Networking Power Supply0hm嘉泰姆

   技术规格书(产品PDF) 返回TOP 0hm嘉泰姆


     需要详细的PDF规格书请扫一扫微信联系我们,还可以获得免费样品以及技术支持0hm嘉泰姆

 QQ截图20160419174301.jpg0hm嘉泰姆

产品封装图 返回TOP0hm嘉泰姆


image.png0hm嘉泰姆

电路原理图 返回TOP0hm嘉泰姆

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Synchronous (Quasi-PWM) Step Down Controller0hm嘉泰姆

Part   NO.0hm嘉泰姆

Vin(V)0hm嘉泰姆

min.0hm嘉泰姆

Vin(V)0hm嘉泰姆

max.0hm嘉泰姆

VOUT0hm嘉泰姆

(V)0hm嘉泰姆

FSW0hm嘉泰姆

(k Hz)0hm嘉泰姆

FB0hm嘉泰姆

(V)0hm嘉泰姆

Note0hm嘉泰姆

Package0hm嘉泰姆

CXSD623550hm嘉泰姆

30hm嘉泰姆

280hm嘉泰姆

0.7~1.80hm嘉泰姆

300/4000hm嘉泰姆

0.80hm嘉泰姆

EN, SS, PGOOD,   OVP, UVP, OCP, VTTREF, Built-in BST diode, DDR1/2/3/3L, 2A LDO for VTT0hm嘉泰姆

TQFN3X3-200hm嘉泰姆

CXSD623560hm嘉泰姆

4.50hm嘉泰姆

280hm嘉泰姆

0.7~2.60hm嘉泰姆

ADJ0hm嘉泰姆

0.70hm嘉泰姆

EN,   PGOOD, OVP, UVP, OCP, VOUT Adjustable,1.5ms VOUT Servo Soft Start, 4700ppm/°C   RON Coefficient 0hm嘉泰姆

TDFN3X3-100hm嘉泰姆

CXSD623570hm嘉泰姆

4.50hm嘉泰姆

280hm嘉泰姆

0.5~3.30hm嘉泰姆

ADJ0hm嘉泰姆

0.50hm嘉泰姆

EN,   PGOOD, OVP, UVP, OCP, VOUT Adjustable, 1.5ms VOUT Servo Soft Start,   4700ppm/°C RON Coefficient0hm嘉泰姆

TQFN2X2-120hm嘉泰姆

CXSD623580hm嘉泰姆

4.50hm嘉泰姆

240hm嘉泰姆

0.75~3.60hm嘉泰姆

ADJ0hm嘉泰姆

0.750hm嘉泰姆

EN, SS, PGOOD,   OVP, UVP, OCP, Built-in BST diode0hm嘉泰姆

TQFN3X3-160hm嘉泰姆

CXSD623590hm嘉泰姆

4.50hm嘉泰姆

240hm嘉泰姆

0.75~3.60hm嘉泰姆

ADJ0hm嘉泰姆

0.750hm嘉泰姆

EN,   SS, PGOOD, OVP, UVP, OCP, Built-in BST diode0hm嘉泰姆

TQFN3X3-160hm嘉泰姆

CXSD623600hm嘉泰姆

4.50hm嘉泰姆

240hm嘉泰姆

0.75~3.60hm嘉泰姆

ADJ0hm嘉泰姆

0.750hm嘉泰姆

EN, SS, PGOOD,   OVP, UVP, OCP, Built-in BST diode0hm嘉泰姆

TQFN3X3-16/TQFN3.5X3.5-140hm嘉泰姆

CXSD62361/A0hm嘉泰姆

20hm嘉泰姆

240hm嘉泰姆

0.75~3.60hm嘉泰姆

400/ADJ0hm嘉泰姆

0.750hm嘉泰姆

EN,   SS, PGOOD, OVP, UVP, OCP, VTTREF, Built-in BST diode, DDR1/2/3/3L, 3A/2A   LDO for VTT0hm嘉泰姆

TQFN4X4-24/TQFN3X3-200hm嘉泰姆

CXSD623620hm嘉泰姆

4.50hm嘉泰姆

240hm嘉泰姆

0.75~3.60hm嘉泰姆

ADJ0hm嘉泰姆

0.750hm嘉泰姆

EN, PGOOD,   OVP, UVP, OCP, Built-in BST diode, SS, G0 & G1 Controls VOUT0hm嘉泰姆

TQFN3X3-160hm嘉泰姆