VIPER20-E STMicroelectronics, VIPER20-E Datasheet - Page 15

• Manufacturer Part Number: VIPER20-E
• Description: IC SWIT SMPS CM OTP PENTAWATT5
• Manufacturer: STMicroelectronics
• Series: VIPER™r

Specifications of VIPER20-E

• Output Isolation: Isolated
• Frequency Range: 90 ~ 200kHz
• Voltage - Input: 8 ~ 15 V
• Voltage - Output: 620V
• Power (watts): 57W
• Operating Temperature: 25°C ~ 125°C
• Package / Case: Pentawatt-5 HV (Bent and Staggered Leads)
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6794-5; VIPER20-E

VIPer20-E/DIP-E
5.8
Figure 5.
Figure 7.
Figure 9.
(Normalized)
BV
Operation Pictures
I
V
I
I
COM PLO
COM PH I
CO M P
DSS
DS
1.15
1.05
0.95
I
D
V
Transition Time
Breakdown Voltage vs. Temperature Figure 10. Typical Frequency Variation
1.1
DD
1
0
0
Regulation Point
90% V
20
tf
10% V
D
Temperature (°C)
10% Ipeak
40
D
V
60
DDreg
Gm in m A/V
Slope =
tr
80
FC00150
FC00160
100 120
V
t
t
DD
FC00180
Figure 6.
Figure 8.
(%)
-1
-2
-3
-4
-5
1
0
VCOMPth
VCOMP
0
I
I
I
VOSC
DDch
Undervoltage Lockout
DD0
Shutdown Action
DD
ID
20
40
Temperature (°C)
ENABLE
V
V
DDhyst
60
DDoff
tDISsu
80 100 120 140
DISABLE
5 Operation Description
V
V
FC00170
DDon
D S
Fsw = 0
ENABLE
= 35 V
FC00060
FC00190
V
t
t
t
DD
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