VIPER17HN STMicroelectronics, VIPER17HN Datasheet - Page 13

• Manufacturer Part Number: VIPER17HN
• Description: IC OFFLINE CONV PWM OVP OCP 8DIP
• Manufacturer: STMicroelectronics
• Series: VIPer™ plusr

Specifications of VIPER17HN

• Output Isolation: Isolated
• Frequency Range: 103 ~ 127kHz
• Voltage - Input: 8.5 ~ 23.5 V
• Voltage - Output: 800V
• Power (watts): 12W
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 8-DIP (0.300", 7.62mm), 7 Leads
• Output Voltage: 800 V
• Output Power: 1 W
• Input Voltage: - 0.3 V
• Switching Frequency: 115 KHz
• Operating Temperature Range: - 40 C to + 150 C
• Mounting Style: Through Hole
• Duty Cycle (max): 80 %
• Number Of Outputs: 1
• For Use With: 497-9050 - BOARD DEMO BASED ON VIPER17HN497-9007 - BOARD EVAL BASED ON VIPER17497-8513 - BOARD EVAL VIPER17HN 6W SMPS497-8250 - BOARD EVAL FOR VIPER17497-6447 - BOARD EVAL FOR VIPER17L497-6446 - BOARD EVAL FOR VIPER17H
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6950-5; VIPER17HN

VIPER17
6
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 14419 Rev 7
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
Typical circuit
R3
R4
C6
C6
Vout
GND
Vout
GND
13/31
R5
R6
R5
R6