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UC3816A UC3816B PDF预览

UC3816A UC3816B

更新时间: 2023-12-06 20:02:32
品牌 Logo 应用领域
友顺 - UTC /
页数 文件大小 规格书
9页 331K
描述
low cost power-saving mode pwm controller for...

UC3816A UC3816B 数据手册

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UC3816A/B  
CMOS IC  
ELECTRICAL CHARACTERISTICS (VCC=15V, TA=25°C, unless otherwise specified)  
PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT  
CURRENT SENSING  
Current Limiting Threshold Voltage  
with 40% Duty  
VCS(OFF)_40% Duty Guaranteed by Design  
VCS(OFF)_0% Duty Read CS pin in Testmode  
0.83 0.85 0.87  
0.57 0.61 0.67  
V
V
Current Limiting Threshold Voltage  
with 0% Duty  
Lead Edge Blanking Time  
Soft Start Time  
TLEB  
Guaranteed by Design  
400  
6
ns  
mS  
GATE DRIVE OUTPUT  
Output Low Level  
VCC=15V, IOUT=-20mA  
VCC=15V, IOUT=20mA  
10% to 90% of VOUT, CL=1nF  
90% to 10% of VOUT, CL=1nF  
VCC=20V  
1
V
V
Output High Level  
9
Rising Time  
tR  
tF  
380  
60  
16  
nS  
nS  
V
Falling Time  
Out Clamping  
DEMAGNETIZATION (DEM) DETECTION  
DEM OVP Sampling Instant  
DEM OVP Threshold Level  
DEM OVP De-Bounce Time  
Demagnetization Detection Level  
Demagnetization Delay  
DEM_BNI  
Guaranteed by Design  
3
μS  
V
3.4  
3.55  
4
3.7  
Guaranteed by Design  
Guaranteed by Design  
Guaranteed by Design  
Guaranteed by Design  
Cycles  
mV  
nS  
220  
200  
50  
47  
41  
40  
53  
48  
90  
μA  
DEM_BNO  
45  
μA  
BNO De-Bounce Time  
THERMAL SHUT DOWN  
OTP Threshold  
60  
mS  
150  
°C  
UNISONICTECHNOLOGIESCO.,LTD  
5 of 9  
QW-R103-161.E  
www.unisonic.com.tw  

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