Picture Mfr Part # Unit Price 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 Duty Cycle (Max) Synchronous Rectifier Clock Sync Serial Interfaces
GLOBAL STOCKS
XR77128ELB-F
Per Unit
$13.79
RFQ
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
XR77128ELB-F
Per Unit
$13.79
RFQ
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
XR77129ELB-F
Per Unit
$17.68
RFQ
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
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
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
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
LTC1909-8EG#TRPBF
Per Unit
$5.35
RFQ
RFQ
1,207
In-stock
Linear Technology/Analog Devices IC REG CTRLR BUCK SMBUS 28SSOP - Active Tape & Reel (TR) -40°C ~ 85°C (TA) 28-SSOP (0.209", 5.30mm Width) Transistor Driver 28-SSOP Step-Down - Buck 4 V ~ 36 V Enable, Power Good, Soft Start Positive 1 1 90% Yes No I²C, SMBus
LTC1909-8EG#PBF
Per Unit
$5.25
RFQ
RFQ
3,326
In-stock
Linear Technology/Analog Devices IC REG CTRLR BUCK SMBUS 28SSOP - Active Tube -40°C ~ 85°C (TA) 28-SSOP (0.209", 5.30mm Width) Transistor Driver 28-SSOP Step-Down - Buck 4 V ~ 36 V Enable, Power Good, Soft Start Positive 1 1 90% Yes No I²C, SMBus
XR77129ELBMTR-F
Per Unit
$12.09
RFQ
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
XR77129ELB-F
Per Unit
$17.68
RFQ
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
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
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
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
LTC1909-8EG#TRPBF
Per Unit
$5.35
RFQ
RFQ
1,207
In-stock
Linear Technology/Analog Devices IC REG CTRLR BUCK SMBUS 28SSOP - Active Tape & Reel (TR) -40°C ~ 85°C (TA) 28-SSOP (0.209", 5.30mm Width) Transistor Driver 28-SSOP Step-Down - Buck 4 V ~ 36 V Enable, Power Good, Soft Start Positive 1 1 90% Yes No I²C, SMBus
LTC1909-8EG#PBF
Per Unit
$5.25
RFQ
RFQ
3,326
In-stock
Linear Technology/Analog Devices IC REG CTRLR BUCK SMBUS 28SSOP - Active Tube -40°C ~ 85°C (TA) 28-SSOP (0.209", 5.30mm Width) Transistor Driver 28-SSOP Step-Down - Buck 4 V ~ 36 V Enable, Power Good, Soft Start Positive 1 1 90% Yes No I²C, SMBus
XR77129ELBMTR-F
Per Unit
$12.09
RFQ
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
Per Unit
$13.79
RFQ
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