Picture Mfr Part # QUANTITY Inventory MANUFACTURE Description Package Series Part Status Packaging Operating Temperature Package / Case Output Type Supplier Device Package Function Frequency - Switching Topology Voltage - Supply (Vcc/Vdd) Control Features Output Configuration Number of Outputs Output Phases Synchronous Rectifier Clock Sync Serial Interfaces
GLOBAL STOCKS
XR77129ELB-F
RFQ
VIEW
RFQ
2,905
In-stock
Exar Corporation IC REG CTRLR BUCK SMBUS 44TQFN - Active Tray -40°C ~ 125°C (TJ) 44-WFQFN Exposed Pad Transistor Driver 44-TQFN (7x7) Step-Down 105kHz ~ 1.23MHz Buck 6 V ~ 40 V Enable Positive 4 1 Yes No I²C, SMBus
XR77128ELBTR-F
RFQ
VIEW
RFQ
1,772
In-stock
Exar Corporation IC REG CTRLR BUCK SMBUS 44TQFN - Obsolete Tape & Reel (TR) -40°C ~ 125°C (TJ) 44-WFQFN Exposed Pad Transistor Driver 44-TQFN (7x7) Step-Down 105kHz ~ 1.23MHz Buck 5.5 V ~ 25 V Enable Positive 4 1 Yes No I²C, SMBus
XR77129ELBTR-F
RFQ
VIEW
RFQ
2,003
In-stock
Exar Corporation IC REG CTRLR BUCK SMBUS 44TQFN - Obsolete Tape & Reel (TR) -40°C ~ 125°C (TJ) 44-WFQFN Exposed Pad Transistor Driver 44-TQFN (7x7) Step-Down 105kHz ~ 1.23MHz Buck 6 V ~ 40 V Enable Positive 4 1 Yes No I²C, SMBus
XR77128ELBMTR-F
RFQ
VIEW
RFQ
1,132
In-stock
Exar Corporation IC REG CTRLR BUCK SMBUS 44TQFN - Obsolete Tape & Reel (TR) -40°C ~ 125°C (TJ) 44-WFQFN Exposed Pad Transistor Driver 44-TQFN (7x7) Step-Down 105kHz ~ 1.23MHz Buck 5.5 V ~ 25 V Enable Positive 4 1 Yes No I²C, SMBus
XR77129ELBMTR-F
RFQ
VIEW
RFQ
2,897
In-stock
Exar Corporation IC REG CTRLR BUCK SMBUS 44TQFN - Active Tape & Reel (TR) -40°C ~ 125°C (TJ) 44-WFQFN Exposed Pad Transistor Driver 44-TQFN (7x7) Step-Down 105kHz ~ 1.23MHz Buck 6 V ~ 40 V Enable Positive 4 1 Yes No I²C, SMBus
XR77128ELB-F
RFQ
VIEW
RFQ
2,939
In-stock
Exar Corporation IC REG CTRLR BUCK SMBUS 44TQFN - Active Tray -40°C ~ 125°C (TJ) 44-WFQFN Exposed Pad Transistor Driver 44-TQFN (7x7) Step-Down 105kHz ~ 1.23MHz Buck 5.5 V ~ 25 V Enable Positive 4 1 Yes No I²C, SMBus