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Power Management

AC/DC switching regulators

產品介紹

Weltrend’s AC DC switching regulators focus on the application of switching mode power supply. The streamlined application circuit and complete protection function can help designer complete a high-performance and high-reliability power supply product quickly.                                                                                                                                                                                                               
  • All Products
  • PWM Controllers
  • Synchronous Rectifier (SR)

PWM Controllers

Weltrend’s AC DC power management controllers focus on the application of switching mode power supply. The streamlined application circuit and complete protection function can help designer complete a high-performance and high-reliability power supply product quickly.                                                                                                                                                                                                      

Item

Description

Package

WT7160

UHV/Multi-Mode Flyback PWM Controller/65kHz

SOP8

WT7160LM

UHV/Multi-Mode Flyback PWM Controller/100kHz

SOP8

WT7160RM

UHV/Multi-Mode Flyback PWM Controller/100kHz

SOP8

WT7161R

UHV/Multi-Mode Flyback PWM Controller/65kHz

SOP8

WT7161RM

UHV/Multi-Mode Flyback PWM Controller/100kHz

SOP8

WT7162RG

UHV/Quasi Resonant/Multi-Mode Flyback PWM Controller/<180kHz

SOP8

WT7162RH

UHV/Quasi Resonant/Multi-Mode Flyback PWM Controller/<180kHz

SOP8 / SOP10

WT7162RHUG24A

UHV Startup QR with Valley Switching /<180kHz/with 650V 240mΩ/D mode GaNFET

QFN24

WT7162RHUG24B

UHV Startup QR with Valley Switching /<180kHz/with 650V 150mΩ/D mode GaNFET

QFN24

WT7162RHUG24C

UHV Startup QR with Valley Switching /<180kHz/with 650V 480mΩ/D mode GaNFET

QFN24

WT7162RGUG24B

UHV Startup QR with Valley Switching /<180kHz/with 650V 225mΩ/E mode GaNFET

QFN24

WT7180

Multi-Mode Flyback PWM Controller/65kHz

SOT26

WT7180RM

Multi-Mode Flyback PWM Controller/100kHz

SOT26

WT7180SM

Multi-Mode Flyback PWM Controller/100kHz

SOT26

WT7181R

Multi-Mode Flyback PWM Controller/65kHz

SOT26

WT7181RM

Multi-Mode Flyback PWM Controller/100kHz

SOT26

WT7185

Multi-mode Flyback PWM Controller /65 kHz/with Peak Load Frequency Boost(~130kHz)

SOT26

Synchronous Rectifier (SR)

Weltrend’s AC DC power management controllers focus on the application of switching mode power supply. The streamlined application circuit and complete protection function can help designer complete a high-performance and high-reliability power supply product quickly.                                                                                                                                                                                                      

Item

Description

Package

WT7130

Flyback SR Controller/CCM+DCM/200V/<85kHz/9V Driver

SOT26

WT7131

Flyback SR Controller/CCM+DCM/200V/<130kHz/5V Driver

SOT26

WT7131A

Flyback SR Controller/CCM+DCM/200V/<350kHz/5V Driver

SOT26

WT7131B

Flyback SR Controller/CCM+DCM /200V/<130kHz/6V Driver

SOT26

WT7132AN

Flyback SR Controller/CCM+DCM /120V/<350kHz/9V Driver

SOT26

WT7132BN

Flyback SR Controller/CCM+DCM /120V/<130kHz/9V Driver

SOT26

WT7141BA

Flyback SR controller with Integrated MOSFET /100V/12 mΩ/<130kHz/3A

SOP-8

WT7141BB

Flyback SR controller with Integrated MOSFET /100V/10 mΩ/<130kHz/3A

SOP-8

WT7140BC

Flyback SR controller with Integrated MOSFET /100V/5.8 mΩ/<130kHz/5A

SPPAK

PWM Controllers

Weltrend’s AC DC power management controllers focus on the application of switching mode power supply. The streamlined application circuit and complete protection function can help designer complete a high-performance and high-reliability power supply product quickly.                                                                                                                                                                                                      

Item

Description

Package

WT7160

UHV/Multi-Mode Flyback PWM Controller/65kHz

SOP8

WT7160LM

UHV/Multi-Mode Flyback PWM Controller/100kHz

SOP8

WT7160RM

UHV/Multi-Mode Flyback PWM Controller/100kHz

SOP8

WT7161R

UHV/Multi-Mode Flyback PWM Controller/65kHz

SOP8

WT7161RM

UHV/Multi-Mode Flyback PWM Controller/100kHz

SOP8

WT7162RG

UHV/Quasi Resonant/Multi-Mode Flyback PWM Controller/<180kHz

SOP8

WT7162RH

UHV/Quasi Resonant/Multi-Mode Flyback PWM Controller/<180kHz

SOP8 / SOP10

WT7162RHUG24A

UHV Startup QR with Valley Switching /<180kHz/with 650V 240mΩ/D mode GaNFET

QFN24

WT7162RHUG24B

UHV Startup QR with Valley Switching /<180kHz/with 650V 150mΩ/D mode GaNFET

QFN24

WT7162RHUG24C

UHV Startup QR with Valley Switching /<180kHz/with 650V 480mΩ/D mode GaNFET

QFN24

WT7162RGUG24B

UHV Startup QR with Valley Switching /<180kHz/with 650V 225mΩ/E mode GaNFET

QFN24

WT7180

Multi-Mode Flyback PWM Controller/65kHz

SOT26

WT7180RM

Multi-Mode Flyback PWM Controller/100kHz

SOT26

WT7180SM

Multi-Mode Flyback PWM Controller/100kHz

SOT26

WT7181R

Multi-Mode Flyback PWM Controller/65kHz

SOT26

WT7181RM

Multi-Mode Flyback PWM Controller/100kHz

SOT26

WT7185

Multi-mode Flyback PWM Controller /65 kHz/with Peak Load Frequency Boost(~130kHz)

SOT26

Synchronous Rectifier (SR)

Weltrend’s AC DC power management controllers focus on the application of switching mode power supply. The streamlined application circuit and complete protection function can help designer complete a high-performance and high-reliability power supply product quickly.                                                                                                                                                                                                      

Item

Description

Package

WT7130

Flyback SR Controller/CCM+DCM/200V/<85kHz/9V Driver

SOT26

WT7131

Flyback SR Controller/CCM+DCM/200V/<130kHz/5V Driver

SOT26

WT7131A

Flyback SR Controller/CCM+DCM/200V/<350kHz/5V Driver

SOT26

WT7131B

Flyback SR Controller/CCM+DCM /200V/<130kHz/6V Driver

SOT26

WT7132AN

Flyback SR Controller/CCM+DCM /120V/<350kHz/9V Driver

SOT26

WT7132BN

Flyback SR Controller/CCM+DCM /120V/<130kHz/9V Driver

SOT26

WT7141BA

Flyback SR controller with Integrated MOSFET /100V/12 mΩ/<130kHz/3A

SOP-8

WT7141BB

Flyback SR controller with Integrated MOSFET /100V/10 mΩ/<130kHz/3A

SOP-8

WT7140BC

Flyback SR controller with Integrated MOSFET /100V/5.8 mΩ/<130kHz/5A

SPPAK

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