Welcome to Weijie Semiconductor
- Integrated Circuits (ICs)
- PMIC - Voltage Regulators - DC DC Switching Controllers
Image
Part Number
Manufacturer
Description
Unit Price
In Stock
W83321G TR
Nuvoton Technology Corporation America
Manufacturer : Nuvoton Technology Corporation of America
Packaging : Tape & Reel (TR)
Series : -
Part Status : Not For New Designs
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 5V
Frequency - Switching : 250kHz
Duty Cycle (Max) : -
Synchronous Rectifier : No
Clock Sync : No
Serial Interfaces : -
Control Features : Current Limit
Operating Temperature : 0°C ~ 70°C (TA)
Package / Case : 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package : 8-SOIC
Packaging : Tape & Reel (TR)
Series : -
Part Status : Not For New Designs
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 5V
Frequency - Switching : 250kHz
Duty Cycle (Max) : -
Synchronous Rectifier : No
Clock Sync : No
Serial Interfaces : -
Control Features : Current Limit
Operating Temperature : 0°C ~ 70°C (TA)
Package / Case : 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package : 8-SOIC
0
100 in stock
XC9221A095MR-G
Torex Semiconductor Ltd.
Manufacturer : Torex Semiconductor Ltd
Packaging : Cut Tape (CT)
Alternate Packaging
Series : -
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 2.8 V ~ 16 V
Frequency - Switching : 500kHz
Duty Cycle (Max) : 100%
Synchronous Rectifier : No
Clock Sync : No
Serial Interfaces : -
Control Features : -
Operating Temperature : -40°C ~ 85°C (TA)
Package / Case : SC-74A, SOT-753
Supplier Device Package : SOT-25
Packaging : Cut Tape (CT)
Alternate Packaging
Series : -
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 2.8 V ~ 16 V
Frequency - Switching : 500kHz
Duty Cycle (Max) : 100%
Synchronous Rectifier : No
Clock Sync : No
Serial Interfaces : -
Control Features : -
Operating Temperature : -40°C ~ 85°C (TA)
Package / Case : SC-74A, SOT-753
Supplier Device Package : SOT-25
0
2473 in stock
XC9221A09AMR-G
Torex Semiconductor Ltd.
Manufacturer : Torex Semiconductor Ltd
Packaging : Cut Tape (CT)
Alternate Packaging
Series : -
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 2.8 V ~ 16 V
Frequency - Switching : 1MHz
Duty Cycle (Max) : 100%
Synchronous Rectifier : No
Clock Sync : No
Serial Interfaces : -
Control Features : -
Operating Temperature : -40°C ~ 85°C (TA)
Package / Case : SC-74A, SOT-753
Supplier Device Package : SOT-25
Packaging : Cut Tape (CT)
Alternate Packaging
Series : -
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 2.8 V ~ 16 V
Frequency - Switching : 1MHz
Duty Cycle (Max) : 100%
Synchronous Rectifier : No
Clock Sync : No
Serial Interfaces : -
Control Features : -
Operating Temperature : -40°C ~ 85°C (TA)
Package / Case : SC-74A, SOT-753
Supplier Device Package : SOT-25
0
2064 in stock
XC9252A08AVR-G
Torex Semiconductor Ltd.
Manufacturer : Torex Semiconductor Ltd
Packaging : Cut Tape (CT)
Alternate Packaging
Series : -
Part Status : Discontinued at
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 3 V ~ 30 V
Frequency - Switching : 280kHz ~ 550kHz
Duty Cycle (Max) : 100%
Synchronous Rectifier : No
Clock Sync : No
Serial Interfaces : -
Control Features : Current Limit, Enable, Frequency Control, Power Good, Soft Start
Operating Temperature : -40°C ~ 105°C (TA)
Package / Case : 16-LSSOP (0.173", 4.40mm Width)
Supplier Device Package : 16-TSSOP
Packaging : Cut Tape (CT)
Alternate Packaging
Series : -
Part Status : Discontinued at
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 3 V ~ 30 V
Frequency - Switching : 280kHz ~ 550kHz
Duty Cycle (Max) : 100%
Synchronous Rectifier : No
Clock Sync : No
Serial Interfaces : -
Control Features : Current Limit, Enable, Frequency Control, Power Good, Soft Start
Operating Temperature : -40°C ~ 105°C (TA)
Package / Case : 16-LSSOP (0.173", 4.40mm Width)
Supplier Device Package : 16-TSSOP
0
100 in stock
XC9252C08AVR-G
Torex Semiconductor Ltd.
Manufacturer : Torex Semiconductor Ltd
Packaging : Cut Tape (CT)
Alternate Packaging
Series : -
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 3 V ~ 30 V
Frequency - Switching : 280kHz ~ 550kHz
Duty Cycle (Max) : 100%
Synchronous Rectifier : No
Clock Sync : No
Serial Interfaces : -
Control Features : Current Limit, Enable, Frequency Control, Power Good, Soft Start
Operating Temperature : -40°C ~ 105°C (TA)
Package / Case : 16-LSSOP (0.173", 4.40mm Width)
Supplier Device Package : 16-TSSOP
Packaging : Cut Tape (CT)
Alternate Packaging
Series : -
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 3 V ~ 30 V
Frequency - Switching : 280kHz ~ 550kHz
Duty Cycle (Max) : 100%
Synchronous Rectifier : No
Clock Sync : No
Serial Interfaces : -
Control Features : Current Limit, Enable, Frequency Control, Power Good, Soft Start
Operating Temperature : -40°C ~ 105°C (TA)
Package / Case : 16-LSSOP (0.173", 4.40mm Width)
Supplier Device Package : 16-TSSOP
0
2974 in stock
XC9503B093AR-G
Torex Semiconductor Ltd.
Manufacturer : Torex Semiconductor Ltd
Packaging : Cut Tape (CT)
Alternate Packaging
Series : -
Part Status : Active
Output Type : PWM Signal
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 2
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 2 V ~ 10 V
Frequency - Switching : 300kHz
Duty Cycle (Max) : 100%
Synchronous Rectifier : No
Clock Sync : No
Serial Interfaces : -
Control Features : Enable
Operating Temperature : -40°C ~ 85°C (TA)
Package / Case : 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Supplier Device Package : 10-MSOP
Packaging : Cut Tape (CT)
Alternate Packaging
Series : -
Part Status : Active
Output Type : PWM Signal
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 2
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 2 V ~ 10 V
Frequency - Switching : 300kHz
Duty Cycle (Max) : 100%
Synchronous Rectifier : No
Clock Sync : No
Serial Interfaces : -
Control Features : Enable
Operating Temperature : -40°C ~ 85°C (TA)
Package / Case : 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Supplier Device Package : 10-MSOP
0
194 in stock
XR75100EL-F
Exar Corporation
Manufacturer : MaxLinear, Inc.
Packaging : Bulk
Alternate Packaging
Series : -
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 5.5 V ~ 40 V
Frequency - Switching : -
Duty Cycle (Max) : -
Synchronous Rectifier : Yes
Clock Sync : No
Serial Interfaces : -
Control Features : Current Limit, Enable, On Time Control, Power Good, Soft Start
Operating Temperature : -40°C ~ 125°C (TJ)
Package / Case : 16-VFQFN Exposed Pad
Supplier Device Package : 16-QFN (3x3)
Packaging : Bulk
Alternate Packaging
Series : -
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 5.5 V ~ 40 V
Frequency - Switching : -
Duty Cycle (Max) : -
Synchronous Rectifier : Yes
Clock Sync : No
Serial Interfaces : -
Control Features : Current Limit, Enable, On Time Control, Power Good, Soft Start
Operating Temperature : -40°C ~ 125°C (TJ)
Package / Case : 16-VFQFN Exposed Pad
Supplier Device Package : 16-QFN (3x3)
0
472 in stock
XR77128ELB-F
Exar Corporation
Manufacturer : MaxLinear, Inc.
Packaging : Tray
Series : -
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 4
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 5.5 V ~ 25 V
Frequency - Switching : 105kHz ~ 1.23MHz
Duty Cycle (Max) : -
Synchronous Rectifier : Yes
Clock Sync : No
Serial Interfaces : I²C, SMBus
Control Features : Enable
Operating Temperature : -40°C ~ 125°C (TJ)
Package / Case : 44-WFQFN Exposed Pad
Supplier Device Package : 44-TQFN (7x7)
Packaging : Tray
Series : -
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 4
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 5.5 V ~ 25 V
Frequency - Switching : 105kHz ~ 1.23MHz
Duty Cycle (Max) : -
Synchronous Rectifier : Yes
Clock Sync : No
Serial Interfaces : I²C, SMBus
Control Features : Enable
Operating Temperature : -40°C ~ 125°C (TJ)
Package / Case : 44-WFQFN Exposed Pad
Supplier Device Package : 44-TQFN (7x7)
0
260 in stock
XR77129ELB-F
Exar Corporation
Manufacturer : MaxLinear, Inc.
Packaging : Tray
Series : -
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 4
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 6 V ~ 40 V
Frequency - Switching : 105kHz ~ 1.23MHz
Duty Cycle (Max) : -
Synchronous Rectifier : Yes
Clock Sync : No
Serial Interfaces : I²C, SMBus
Control Features : Enable
Operating Temperature : -40°C ~ 125°C (TJ)
Package / Case : 44-WFQFN Exposed Pad
Supplier Device Package : 44-TQFN (7x7)
Packaging : Tray
Series : -
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 4
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 6 V ~ 40 V
Frequency - Switching : 105kHz ~ 1.23MHz
Duty Cycle (Max) : -
Synchronous Rectifier : Yes
Clock Sync : No
Serial Interfaces : I²C, SMBus
Control Features : Enable
Operating Temperature : -40°C ~ 125°C (TJ)
Package / Case : 44-WFQFN Exposed Pad
Supplier Device Package : 44-TQFN (7x7)
0
100 in stock
XRP6124HVES0.5-F
Exar Corporation
Manufacturer : MaxLinear, Inc.
Packaging : Bulk
Alternate Packaging
Series : -
Part Status : Obsolete
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 4.5 V ~ 30 V
Frequency - Switching : 100kHz ~ 1MHz
Duty Cycle (Max) : -
Synchronous Rectifier : No
Clock Sync : No
Serial Interfaces : -
Control Features : Enable
Operating Temperature : -40°C ~ 125°C (TJ)
Package / Case : SC-74A, SOT-753
Supplier Device Package : SOT-23-5
Packaging : Bulk
Alternate Packaging
Series : -
Part Status : Obsolete
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 4.5 V ~ 30 V
Frequency - Switching : 100kHz ~ 1MHz
Duty Cycle (Max) : -
Synchronous Rectifier : No
Clock Sync : No
Serial Interfaces : -
Control Features : Enable
Operating Temperature : -40°C ~ 125°C (TJ)
Package / Case : SC-74A, SOT-753
Supplier Device Package : SOT-23-5
0
211 in stock
ZL6105ALAF
Intersil (Renesas Electronics America)
Manufacturer : Renesas Electronics America Inc.
Packaging : Tube
Alternate Packaging
Series : Digital-DC™
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 3 V ~ 5 V
Frequency - Switching : 200kHz ~ 1.4MHz
Duty Cycle (Max) : 95%
Synchronous Rectifier : Yes
Clock Sync : Yes
Serial Interfaces : I²C, PMBus, SMBus
Control Features : Current Limit, Enable, Power Good, Soft Start, Tracking
Operating Temperature : -40°C ~ 85°C (TA)
Package / Case : 36-VFQFN Exposed Pad
Supplier Device Package : 36-QFN (6x6)
Packaging : Tube
Alternate Packaging
Series : Digital-DC™
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 3 V ~ 5 V
Frequency - Switching : 200kHz ~ 1.4MHz
Duty Cycle (Max) : 95%
Synchronous Rectifier : Yes
Clock Sync : Yes
Serial Interfaces : I²C, PMBus, SMBus
Control Features : Current Limit, Enable, Power Good, Soft Start, Tracking
Operating Temperature : -40°C ~ 85°C (TA)
Package / Case : 36-VFQFN Exposed Pad
Supplier Device Package : 36-QFN (6x6)
0
1132 in stock
ZL8101ALAF
Intersil (Renesas Electronics America)
Manufacturer : Renesas Electronics America Inc.
Packaging : Tube
Alternate Packaging
Series : Digital-DC™
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 4.5 V ~ 14 V
Frequency - Switching : 200kHz ~ 1.4MHz
Duty Cycle (Max) : 95%
Synchronous Rectifier : Yes
Clock Sync : Yes
Serial Interfaces : I²C, PMBus, SMBus
Control Features : Enable, Power Good, Soft Start, Tracking
Operating Temperature : -40°C ~ 85°C (TA)
Package / Case : 32-VFQFN Exposed Pad
Supplier Device Package : 32-QFN (5x5)
Packaging : Tube
Alternate Packaging
Series : Digital-DC™
Part Status : Active
Output Type : Transistor Driver
Function : Step-Down
Output Configuration : Positive
Topology : Buck
Number of Outputs : 1
Output Phases : 1
Voltage - Supply (Vcc/Vdd) : 4.5 V ~ 14 V
Frequency - Switching : 200kHz ~ 1.4MHz
Duty Cycle (Max) : 95%
Synchronous Rectifier : Yes
Clock Sync : Yes
Serial Interfaces : I²C, PMBus, SMBus
Control Features : Enable, Power Good, Soft Start, Tracking
Operating Temperature : -40°C ~ 85°C (TA)
Package / Case : 32-VFQFN Exposed Pad
Supplier Device Package : 32-QFN (5x5)
0
660 in stock
New Original Stock
Competitive Prices
One-stop
Customer Service
Contact Weijie
- sales@ynnelec.com
- jay@ynnelec.com
- 1132 Nanguang Jiejia Building, No. 3037 Shennan Middle Road, Futian District, Shenzhen
Customer service
Copyright © 2026 Ynnelec. All rights reserved.
webdesign www.wzdzkf.com
Powered by www.wzdzkf.com