CXAS42267是一种电流受限的N沟道MOSFET功率开关，专为高端负载开关应用而设计。低RDS（ON）N沟道功率MOSFET由内置电荷泵驱动，该电荷泵产生高于电源电压的电压以完全增强开关。此开关的输入范围为2.7伏至5.5伏，非常适合3.3伏和5伏系统。集成限流电路保护输入电源不受可能导致电源失去调节的大电流的影响。CXAS42267还可以防止热过载，从而限制功耗和结温。电流限制阈值由一个电阻从设定到接地进行编程。开路漏极标志输出也可用于指示故障状态，包括过电流和热关机。在关机模式下，电源电流减小到小于1μA。反向泄漏电流也小于1μA。
·输入电压范围：2.7V至5.5V
可编程过电流阈值
·90mΩ，VIN=5V时，典型的无线电数据系统（打开）
·开/关控制只需2.5V
“欠压锁定
热关机
无反向泄漏电流
“开漏故障标志销
[ CXAS42267 ]
产品技术资料帮助
查看全部>
7.相关产品
产品概述 返回TOP
„ Input Voltage Range: 2.7V to 5.5V
„ Programmable Over-Current Threshold
„ 90mΩ Typical RDS(ON) at VIN=5V
„ Only 2.5V Needed for ON/OFF Control
„ Under-Voltage Lockout
„ Thermal Shutdown
„ No Reverse Leakage Current
„ Open-drain Fault Flag Pin
„ TDFN2X2-6, MSOP-8 and SOP-8 Package
应用范围 返回TOP
„ Hot Swap Supplies
„ Notebook Computers
„ Peripheral Ports
„ Personal Communication Devices
技术规格书（产品PDF) 返回TOP
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！
产品封装图 返回TOP
电路原理图 返回TOP
|
Single Power Switch |
|||||||||
|
Part NO. |
Vin(V) min. |
Vin(V) max. |
RON (Ohm) |
VOUT rising (μs) |
Ilimit (A) |
OC Flag |
Discharge (Ohm) |
Note |
Package |
|
1 |
3.6 |
25 |
140 |
1 |
N |
80 |
RON = 56m ohm@VIN = 1.2V |
WLCSP2X2-4 |
|
|
1 |
3.6 |
78 |
48/220 |
0.5 |
N |
88/N |
RON = 146m ohm@VIN = 1.2V |
WLCSP2X2-4 |
|
|
1.5 |
5 |
25 |
130 |
3 |
N |
250 |
RON = 68m ohm@VIN = 1.5V |
WLCSP2X2-4 |
|
|
1.5 |
5.5 |
20 |
3300 |
3 |
N |
N |
RON = 48m ohm@VIN = 1.5V |
WLCSP2X3-6 |
|
|
0.6 |
5.5 |
12 |
ADJ |
12 |
N |
150 |
HV Vbias Needs |
ADFN2X2-8 |
|
|
2.7 |
5.5 |
120 |
150 |
2 |
N |
75 |
N/A |
SOT-23-5 |
|
|
2.7 |
5.5 |
120 |
1900 |
2 |
N |
75 |
SS |
SOT-23-5 |
|
|
2.7 |
5.5 |
120 |
1900 |
2.5 |
N |
R |
SS,External discharging |
SOT-23-5/ADFN1.5X1.5-6 |
|
|
2.7 |
5.5 |
70 |
1400 |
1 |
Y |
130 |
N/A |
SOT-23-5 |
|
|
2.7 |
5.5 |
90 |
1200 |
ADJ |
-- |
-- |
-- |
SOT-23-5 |
|
|
2.7 |
5.5 |
90 |
1500 |
ADJ |
Y |
N |
SS, OC Setting by a R |
SOP-8/TDFN2X2-6/ MSOP-8 |
|
|
2 |
5.5 |
80 |
2500 |
2.5 |
N |
153 |
Turn on delay 800us |
TDFN2X2-8 |
|
|
2 |
5.5 |
85 |
1500 |
2.5 |
N |
153 |
Turn on delay 800us |
SOT-23-5 |
|
|
1.5 |
5.5 |
80 |
1000 |
-- |
N |
R |
External discharging |
TDFN1.6X1.6-6 |
|
|
2.7 |
5.5 |
70 |
1000 |
1.2 |
Y |
N |
SS, Fast SCP, HML 2.0 VOUT Reverse-Voltage Protection |
SOT-23-6 |
|
|
2.7 |
5.5 |
70 |
1000 |
3.3 |
Y |
N |
N/A |
MSOP-8 |
|
|
2.7 |
5.5 |
70 |
1000 |
1.5 |
Y |
N |
N/A |
SOP-8 |
|
|
2.7 |
5.5 |
125 |
1500 |
0.45 |
Y |
75 |
N/A |
SOP-8 |
|
|
2.7 |
5.5 |
70 |
1500 |
2.5 |
Y |
70 |
N/A |
SOP-8/MSOP-8/ TDFN3X3-8 |
|
|
0.6 |
5.5 |
5.5 |
ADJ |
10 |
N |
150 |
Need a 5V Bbias, A/B/C = 5.5/11/22 m ohm; 10A/6A/4A |
TDFN3X3-8/MSOP-8(FD)/SOT-23-6 |
|
◀ 上一篇:CXAS42266可编程过电流阈值电流受限的N沟道MOSFET功率开关高端负载开关应用而设计低RDS（ON）N沟道功率MOSFET由内置电荷泵驱动电荷泵产生高于电源电压的电压以完全增强开关
|
|||||||||||||||||
