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L4985 数据表(PDF) 6 Page - STMicroelectronics

部件名 L4985
功能描述  CCM PFC controller with high voltage startupv
PDF  27 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L4985 数据表(HTML) 6 Page - STMicroelectronics

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3
Electrical data
3.1
Absolute maximum ratings
Table 2. Absolute maximum ratings
Symbol
Pin
Parameter
Value
Unit
VCC
1
Supply voltage
-0.3 to 30
V
ICC
1
Maximum supply current
0 to 25
mA
GD
2
Gate driver
-0.3 to VCC
V
CS
4
Current sense
-10 to 3.6
V
FB
5
Input feedback (IFB < 1 mA)
-0.3 to self-limited
V
COMP
6
OTA output
-0.3 to 6
V
HV
8
Line voltage input (referred to GND)
-1 to 800
V
Table 3. Recommended operating conditions.
Symbol
Pin
Parameter
Min.
Max.
Unit
Remarks
VCC
1
IC supply voltage
-0.3
24.5
V
Internal clamp at 24.5 V min.
CS
4
Current sense input
-10
3.3
V
FB
5
Feedback input
-0.3
3.0
V
Internal clamp at 3 V min.
COMP
6
OTA output
-0.3
5.3
V
Values referred to an externally forced
condition
HV
8
High voltage input
-1
600
V
3.2
Thermal data
Table 4. Thermal data
Symbol
Parameter
Max. value
Unit
Rth j-amb
Thermal resistance, junction-to-ambient
150
°C/W
Ptot
Power dissipation @Tamb = 50 °C
0.65
W
Tj
Junction temperature operating range
-40 to 150
°C
Tstg
Storage temperature
-55 to 150
°C
L4985
Electrical data
DS13769 - Rev 3
page 6/27



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