VIPER53SP STMicroelectronics, VIPER53SP Datasheet - Page 8

• Manufacturer Part Number: VIPER53SP
• Description: IC OFFLINE SWIT PWM CM POWERSO10
• Manufacturer: STMicroelectronics
• Series: VIPER™r

Specifications of VIPER53SP

• Output Isolation: Isolated
• Frequency Range: 93 ~ 300kHz
• Voltage - Input: 8.4 ~ 19 V
• Voltage - Output: 620V
• Power (watts): 40W
• Operating Temperature: 25°C ~ 125°C
• Package / Case: PowerSO-10 Exposed Bottom Pad
• For Use With: 497-8435 - BOARD EVAL FOR VIPER53 28W497-6458 - BOARD EVAL BASED ON VIPER53-E497-6262 - BOARD REF SGL VIPER53 90-264VAC497-5866 - EVAL BOARD 24W NEG OUT VIPER53E497-4933 - BOARD PWR SUPPLY 24W OUTPUT VIPE
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-3289-5

VIPer53DIP / VIPer53SP
Figure 5: Thermal Shutdown
Figure 6: Shut Down Action
8/24
V
T
V
V
SD
COMPoff
V
V
V
COMP
COMP
-T
V
OSChi
OSClo
OSC
V
DDon
HYST
T
DD
T
SD
j
I
D
Automatic
startup
t
t
t
t
t
t
Figure 7: Overvoltage Event
Figure 8: Comp Pin Gain and Offset
V
I
Dpeak
V
COMP
I
I
DDovp
V
V
Dlim
Dmax
DD
DS
V
COMPos
Switching
Slope = 1 / H
Abnormal
operation
COMP
V
COMPovl
switching
Not
V
COMPhi
operation
Normal
V
COMP
t
t
t