Product Summary

The VIPER53 combines in the same package an enhanced current mode PWM controller with a high voltage MDMesh Power Mosfet. Typical applications cover off line power supplies with a secondary power capability ranging up to 30W in wide range input voltage or 50W in single European voltage range and DIP-8 package, with the following benefits.

Parametrics

VIPER53 absolute maximum ratings: (1)VDS, Continuous Drain Source Voltage: -0.3 to 620 V; (2)ID, Continuous Drain Current: Internally limited A; (3)VDD, Supply Voltage: 0 to 19 V; (4)VOSC, OSC Input Voltage Range: 0 to VDD V; (5)ICOMP, ITOVL, COMP and TOVL Input Current Range: -2 to 2 mA; (6)VESD, Electrostatic Discharge: Machine Model: 200V; Charged Device Model: 1.5kV; (7)Tc, Case Operating Temperature: -40 to 150℃ ; (8)Tstg, Storage Temperature: -55 to 150℃.

Features

VIPER53 features: (1)switching frequency up to 300 khz; (2)current limitation; (3)current mode control with adjustable limitation; (4)soft start and shut down control ; (5)automatic burst mode in stand-by condition (“blue angel” compliant); (6)undervoltage lockout with hysteresis; (7)high voltage startup current source; (8)overtemperature protection; (9)overload and short-circuit control.

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
VIPER53DIP
VIPER53DIP


IC OFFLINE SWIT PWM CM OTP 8DIP

Data Sheet

Negotiable 
VIPER53DIP-E
VIPER53DIP-E

STMicroelectronics

Current Mode PWM Controllers 620 Volt 50W SMPS

Data Sheet

0-1: $1.36
1-10: $1.21
10-100: $1.07
100-250: $0.97
VIPER53ESPTR-E
VIPER53ESPTR-E

STMicroelectronics

Current Mode PWM Controllers Primary Switch

Data Sheet

0-1: $2.72
1-10: $2.19
10-50: $1.80
50-100: $1.35
100-600: $1.31
VIPER53ESP-E
VIPER53ESP-E

STMicroelectronics

Current Mode PWM Controllers OFF line Primary Swtch

Data Sheet

0-310: $1.29
310-500: $1.25
500-1000: $1.21
VIPER53EDIP-E
VIPER53EDIP-E

STMicroelectronics

Current Mode PWM Controllers Primary Switch OFF-line

Data Sheet

0-1520: $0.84
1520-2000: $0.81
2000-5000: $0.78
VIPer53E
VIPer53E

Other


Data Sheet

Negotiable 
VIPER53SPTR-E
VIPER53SPTR-E

STMicroelectronics

Current Mode PWM Controllers OFF line Primary Swtch

Data Sheet

0-1: $2.72
1-10: $2.19
10-50: $1.80
50-100: $1.53
100-600: $1.30
VIPER53SP-E
VIPER53SP-E

STMicroelectronics

Current Mode PWM Controllers 620 VOLT 50W SMPS

Data Sheet

0-310: $1.29
310-500: $1.25
500-1000: $1.21