IC SWIT SMPS CM OTP PENTAWATT5

VIPER20A-E

Manufacturer Part NumberVIPER20A-E
DescriptionIC SWIT SMPS CM OTP PENTAWATT5
ManufacturerSTMicroelectronics
SeriesVIPER™
VIPER20A-E datasheet
 

Specifications of VIPER20A-E

Output IsolationIsolatedFrequency Range90 ~ 200kHz
Voltage - Input8 ~ 15 VVoltage - Output700V
Power (watts)57WOperating Temperature25°C ~ 125°C
Package / CasePentawatt-5 HV (Bent and Staggered Leads)Number Of Outputs1
Output Voltage700 V (Min)Output Current500 mA
Mounting StyleThrough HoleSwitching Frequency200 KHz
Fall Time100 nsRise Time50 ns
Synchronous PinNoLead Free Status / RoHS StatusLead free / RoHS Compliant
Other names497-6796-5
VIPER20A-E
  
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Operation description
Figure 17. Mixed soft start and compensation
VIPer20
VDD
DRAIN
-
OSC
+
13V
COMP
SOURCE
D1
R1
C4
+ C3
C1
Figure 19. Typical compensation network
VIPer20
VDD
-
OSC
+
13V
COMP SOURCE
R1
C2
C1
FC00451
Figure 21. External clock sinchronisation
OSC
10 k
20/34
Figure 18. Latched shut down
D2
D3
R3
AUXILIARY
WINDING
R2
Shutdown
+ C2
FC00431
Figure 20. Slope compensation
DRAIN
Figure 22. Current limitation circuit example
VIPer20
VDD
DRAIN
-
+
13V
COMP SOURCE
FC00470
VIPer20A-E
VIPer20
R1
VDD
-
Q2
OSC
+
13V
COMP SOURCE
R3
R2
R4
D1
Q1
FC00440
R2
R1
VIPer20
VDD
DRAIN
-
OSC
+
13V
COMP SOURCE
C2
Q1
C3
C1
R3
FC00461
VIPer20
VDD
DRAIN
-
OSC
+
13V
COMP
SOURCE
R1
Q1
R2
FC00480
DRAIN