VIPER27LN STMicroelectronics, VIPER27LN Datasheet - Page 9
![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
Note:
Figure 4.
Figure 5.
Figure 6.
Adjust V
14 V
DD
14 V
14 V
above V
Minimum turn-on time test circuit
Brown out threshold test circuit
OVP threshold test circuit
3.5 V
DDon
2 V
GND
VDD
CONT
FB
start-up threshold before settings to 14 V
2 V
GND
VDD
CONT
FB
DRAIN
DRAIN
Doc ID 15133 Rev 5
BR
GND
VDD
CONT
FB
DRAIN
DRAIN
I BRhyst
BR
DRAIN
DRAIN
BR
50 Ω
30 V
10 kΩ
10 kΩ
30 V
30 V
V BRth +V BRhyst
90 %
10 %
I DLIM
V DRAIN
I BRhyst
V OVP
V BRth
V DIS
V CONT
I DRAIN
I DRAIN
V BR
I BR
V DRAIN
T ONmin
Electrical data
Time
Time
Time
Time
Time
Time
Time
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