VIPER53SP-E STMicroelectronics, VIPER53SP-E Datasheet - Page 13

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

Specifications of VIPER53SP-E

• 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: 497-6805-5; VIPER53SP-E

VIPer53 - E
Figure 14. Error amplifier test cpfiguration
This configuration is for test purpose only. In order to insure a correct stability of the error
amplifier, a capacitor of 10nF (minimum value: 8nF) should be always connected between
COMP pin and ground. See figures
Figure 15. Error amplifier transfer function
Gain (dB)
-20
-40
-60
60
40
20
0
1
Vin
R = 2.2 k
R = 10 k
R = 470
Open
10
OSC
15V
100
Figure
TOVL
VDD
18,
Frequency (Hz)
1k
2.5 V
19
COMP
R
and 22.
10k
SOURCE
DRAIN
100k
1M
Vout
Operation pictures
10M
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