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ACT4527 参数 Datasheet PDF下载

ACT4527图片预览
型号: ACT4527
PDF下载: 下载PDF文件 查看货源
内容描述: [40V/3.0A CV/CC Buck Converter Featuring USB-PD]
分类和应用: 光电二极管
文件页数/大小: 13 页 / 614 K
品牌: ACTIVE-SEMI [ ACTIVE-SEMI, INC ]
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ACT4527  
Rev 1, December 28th, 2015  
ELECTRICAL CHARACTERISTICS  
(VIN = 12V, TA = 25°C, unless otherwise specified.)  
Unit  
s
Parameter  
Symbol  
Condition  
Min  
Typ  
Max  
Input Over Voltage Protection  
Input Over Voltage Hysteresis  
VIN_OVP  
Rising  
40  
42  
4
44  
V
V
Input Over Voltage Response Time  
Input Under Voltage Lockout (UVLO)  
Input UVLO Hysteresis  
T_VIN_OVP VIN step from 30V to 45V  
250  
4.5  
ns  
V
VIN  
Rising  
200  
mV  
Input Voltage Power Good Deglitch  
Time  
No OVP  
40  
ms  
Input Voltage Power Good Deglitch  
Time  
No UVP  
10  
us  
Input Standby Current  
Vin=12V, Vout=5.1V, Iload=0  
500  
uA  
5.05  
9.0  
5.1  
9.1  
5.15  
9.2  
Output Voltage Regulation  
CSP  
V
11.95 12.1  
12.25  
5.7  
Output Over Voltage Protection  
(OVP)  
Output rising  
10.1  
13.5  
V
Output Over Voltage Deglitch Time  
Output Voltage Cord Compensation  
1.0  
us  
60 mV between CSP and CSN  
-15%  
-10%  
200  
3.2  
+15% mV  
Output Under Voltage Protection  
(UVP)  
VOUT  
VOUT falling  
VOUT rising  
10%  
V
UVP Hysteresis  
VOUT  
VOUT  
0.2  
10  
V
us  
ms  
A
UVP Deglitch Time  
UVP Blanking Time at Startup  
Output Constant Current Limit  
3.5  
3.3  
Rcs=20mÙ  
3.1  
4.5  
3.5  
Hiccup Waiting Time  
4.13  
5.8  
S
A
Top FET Cycle by Cycle Current  
Limit  
Top FET Rdson  
70  
m  
Bottom FET Rdson  
4.7  
Innovative PowerTM  
- 4 -  
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