10 PCS VIPER22A DIP-8 VIPER22 SMPS Primary Switcher Chip IC

50 PCS VIPER22A DIP-8 VIPER22 SMPS Primary Switcher

10PCS UC3844BN UC3844B ST PWM Switching Controller IC 500 kHz DIP-8 SMPS

5 PCS VIPER53A DIP-8 VIPER53 Off Line Primary Switch Chip IC

5Pcs VIPER22A STM Low Power Off-line SMPS Power Switcher 60kHz DIP-8

10 PCS ICE3B1565J DIP-8 ICE3B1565 Off-Line SMPS Current Mode Controller Chip IC

10 PCS VIPER12A DIP-8 VIPER12 SMPS Primary Switcher Chip IC