VIPER27LN STMicroelectronics, VIPER27LN Datasheet - Page 13
![IC OFFLINE CONV PWM OVP 8DIP](/photos/7/33/73369/viper27ln_sml.jpg)
VIPER27LN
Manufacturer Part Number
VIPER27LN
Description
IC OFFLINE CONV PWM OVP 8DIP
Manufacturer
STMicroelectronics
Series
VIPer™ plusr
Specifications of VIPER27LN
Output Isolation
Isolated
Frequency Range
54 ~ 66kHz
Voltage - Input
8.5 ~ 23.5 V
Voltage - Output
800V
Power (watts)
24W
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
497-9084 - EVAL BOARD FOR VIPER27LX
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-8390-5
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
VIPER27LN
Manufacturer:
ST
Quantity:
20 000
VIPER27
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 15133 Rev 5
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