MT-7933 데이터 시트보기 (PDF) - Unspecified
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MT-7933 Datasheet PDF : 7 Pages
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Maximizing IC Performance
MT7933
Single Stage, High PFC, AC-DC LED Driver
ABSOLUTE MAXIMUM RATINGS
VDD Voltage
DRV Pin Voltage
COMP/CS/DSEN Pins Voltage
Power Dissipation ( TA=25°C, SOT23-6)
Lead Temperature (soldering, 10 sec.)
Storage Temperature
-0.3V to VDD Clamp
-0.3V to 24V
-0.3V to 5V
0.6W
260°C
-55°C to 150°C
Recommended operating conditions
Supply voltage
Operating Temperature
Thermal resistance①
7.2V to 23V
-40°C to 105°C
Junction to ambient (RθJA)
Junction to Case (RθJC)
170°C/W
130°C/W
PIN CONFIGURATIONS
Chip Mark
7933xYW
Week code
Year code
Manufacture code
PIN DESCRIPTION
Name
COMP
GND
CS
DRV
VDD
DSEN
Pin No.
1
2
3
4
5
6
Description
Internal EA’s output. Connect a capacitor to ground for frequency compensation.
Ground.
Current Sense Pin.
Gate drive output for primary MOSFET.
Power Supply.
The voltage feedback from auxiliary winding. Connected to a resistor divider from
auxiliary winding to sense output voltage.
MT7933 Rev. 1.20
www.maxictech.com
Copyright © 2012 Maxic Technology Corporation
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