VIPER25LN STMicroelectronics, VIPER25LN Datasheet - Page 10

• Manufacturer Part Number: VIPER25LN
• Description: IC OFFLINE CONV PWM OVP 7DIP
• Manufacturer: STMicroelectronics
• Series: VIPer™ plusr

Specifications of VIPER25LN

• Output Isolation: Isolated
• Frequency Range: 122 ~ 150kHz
• 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
• Input Voltage: 8.5 V to 23.5 V
• Switching Frequency: 136 KHz
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-9074-5

Electrical data
Note:
10/40
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 circuits
OVP threshold test circuits
3.5 V
DDon
2 V
GND
VDD
ZCD
FB
start-up threshold before settings to 14 V
2 V
GND
VDD
ZCD
FB
DRAIN
DRAIN
Doc ID 15585 Rev 4
BR
GND
VDD
ZCD
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
I DRAIN
I DRAIN
V BR
I BR
V ZCD
V DRAIN
T ONmin
VIPER25
Time
Time
Time
Time
Time
Time
Time