VIPER37LE STMicroelectronics, VIPER37LE Datasheet - Page 16

• Manufacturer Part Number: VIPER37LE
• Description: AC/DC Switching Converters ViperPlus Fixed Freq 800V 30mQ 265 Vac
• Manufacturer: STMicroelectronics
• Type: Off Line Switcherr

Specifications of VIPER37LE

• Product Category: AC/DC Switching Converters
• Input / Supply Voltage (max): 23.5 V
• Input / Supply Voltage (min): 8.5 V
• Switching Frequency: 60 kHz
• Supply Current: 2.5 mA
• Operating Temperature Range: - 40 C to + 150 C
• Mounting Style: Through Hole
• Package / Case: SDIP-10
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 25 C
• Number Of Outputs: 1
• Output Power: 25 W

Typical circuit
6
16/35
Typical circuit
Figure 20. Min-features flyback application
Figure 21. Full-features flyback application
AC IN
AC IN
AC IN
AC IN
C3
BR
BR
C3
BR
CONT
C1
Rlim
V
CONTROL
Vcc
DD
C1
BR
CONT
Doc ID 022218 Rev 1
FB
Rh
Rl
C4
R2
V
Rov p
CONTROL
Vcc
DD
SOURCE
C2
DRAIN
D2
FB
GND
C4
R2
Daux
SOURCE
R1
D1
C2
DRAIN
D2
GND
R1
D1
D3
D3
OPTO
C5
U2
OPTO
C5
U2
R3
R4
R3
R4
C6
VIPER37
C6
Vout
GND
Vout
GND
R5
R6
R5
R6