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  4. PMIC - Voltage Regulators - DC DC Switching Controllers
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134 results
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 Duty Cycle (Max) Synchronous Rectifier Clock Sync
GLOBAL STOCKS
MAX15034AAUI+
MAX15034AAUI+
Per Unit
$14.94
 RFQ
RFQ
3,694
In-stock
 Maxim Integrated IC REG CTRLR BUCK 28TSSOP - Active Tube -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 100kHz ~ 1MHz Buck 4.75 V ~ 5.5 V, 5 V ~ 28 V Enable, Frequency Control Positive 2 - Yes No
SC453TSTRT
SC453TSTRT
Per Unit
$1.63
 RFQ
RFQ
2,169
In-stock
 Semtech Corporation IC REG CTRLR BUCK 28TSSOP - Active Tape & Reel (TR) - 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down - Buck 3 V ~ 25 V Current Limit, Enable, Soft Start Positive 1 - Yes No
LM2657MTC
LM2657MTC
Per Unit
$5.15
 RFQ
RFQ
3,368
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Obsolete Tube -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 200kHz ~ 500kHz Buck 4.5 V ~ 28 V Current Limit, Enable, Frequency Control, Power Good, Soft Start Positive 2 70% Yes No
LM5642MTCX/NOPB
LM5642MTCX/NOPB
RFQ
RFQ
3,435
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Active Digi-Reel® -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 200kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes Yes
LM5642MTCX/NOPB
LM5642MTCX/NOPB
Per Unit
$4.20
 RFQ
RFQ
3,659
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Active Cut Tape (CT) -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 200kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes Yes
LM5642MTCX/NOPB
LM5642MTCX/NOPB
Per Unit
$2.04
 RFQ
RFQ
1,629
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Active Tape & Reel (TR) -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 200kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes Yes
LM2657MTC/NOPB
LM2657MTC/NOPB
Per Unit
$5.75
 RFQ
RFQ
639
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Obsolete Tube -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 200kHz ~ 500kHz Buck 4.5 V ~ 28 V Current Limit, Enable, Frequency Control, Power Good, Soft Start Positive 2 70% Yes No
IR3621FTR
IR3621FTR
RFQ
RFQ
2,485
In-stock
 Infineon Technologies IC REG CTRLR BUCK 28TSSOP - Obsolete Digi-Reel® -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 200kHz ~ 500kHz Buck 5.5 V ~ 14.5 V Frequency Control, Power Good, Soft Start Positive 2 86.5% Yes Yes
IR3621FTR
IR3621FTR
Per Unit
$4.16
 RFQ
RFQ
3,439
In-stock
 Infineon Technologies IC REG CTRLR BUCK 28TSSOP - Obsolete Cut Tape (CT) -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 200kHz ~ 500kHz Buck 5.5 V ~ 14.5 V Frequency Control, Power Good, Soft Start Positive 2 86.5% Yes Yes
IR3621FTR
IR3621FTR
Per Unit
$2.02
 RFQ
RFQ
3,571
In-stock
 Infineon Technologies IC REG CTRLR BUCK 28TSSOP - Obsolete Tape & Reel (TR) -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 200kHz ~ 500kHz Buck 5.5 V ~ 14.5 V Frequency Control, Power Good, Soft Start Positive 2 86.5% Yes Yes
SC2447TSTRT
SC2447TSTRT
Per Unit
$2.23
 RFQ
RFQ
3,107
In-stock
 Semtech Corporation IC REG CTRLR BUCK 28TSSOP - Active Tape & Reel (TR) -40°C ~ 85°C (TA) 28-TSSOP (0.173", 4.40mm Width) PWM Signal 28-TSSOP Step-Down 500kHz Buck 4.65 V ~ 15 V Enable, Frequency Control, Soft Start Positive 2 88% No Yes
LM2647MTCX/NOPB
LM2647MTCX/NOPB
Per Unit
$2.10
 RFQ
RFQ
2,682
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Active Tape & Reel (TR) -5°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 200kHz ~ 500kHz Buck 5.5 V ~ 28 V Current Limit, Enable, Frequency Control, Power Good, Soft Start Positive 2 75% Yes No
SC2446ITSTRT
SC2446ITSTRT
Per Unit
$2.06
 RFQ
RFQ
3,875
In-stock
 Semtech Corporation IC REG CTRLR BUCK 28TSSOP - Active Tape & Reel (TR) -40°C ~ 85°C (TA) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 500kHz Buck 4.7 V ~ 16 V Enable, Frequency Control, Soft Start Positive 2 88% Yes Yes
LM5642MTC/NOPB
LM5642MTC/NOPB
Per Unit
$4.90
 RFQ
RFQ
1,327
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Active Tube -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 200kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes Yes
LM5642XMTX/NOPB
LM5642XMTX/NOPB
RFQ
RFQ
2,318
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Active Digi-Reel® -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 375kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes Yes
LM5642XMTX/NOPB
LM5642XMTX/NOPB
Per Unit
$4.20
 RFQ
RFQ
1,485
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Active Cut Tape (CT) -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 375kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes Yes
LM5642XMTX/NOPB
LM5642XMTX/NOPB
Per Unit
$2.04
 RFQ
RFQ
1,566
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Active Tape & Reel (TR) -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 375kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes Yes
IRU3146CFTR
IRU3146CFTR
Per Unit
$5.30
 RFQ
RFQ
3,899
In-stock
 Infineon Technologies IC REG CTRLR BUCK 28TSSOP - Obsolete Cut Tape (CT) 0°C ~ 70°C (TA) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 300kHz Buck 4.5 V ~ 16 V Current Limit, Enable, Frequency Control, Power Good, Soft Start Positive 2 85% Yes Yes
IRU3146CFTR
IRU3146CFTR
Per Unit
$2.59
 RFQ
RFQ
3,647
In-stock
 Infineon Technologies IC REG CTRLR BUCK 28TSSOP - Obsolete Tape & Reel (TR) 0°C ~ 70°C (TA) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 300kHz Buck 4.5 V ~ 16 V Current Limit, Enable, Frequency Control, Power Good, Soft Start Positive 2 85% Yes Yes
LM5642MTC
LM5642MTC
Per Unit
$6.53
 RFQ
RFQ
962
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Not For New Designs Tube -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 200kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes Yes
LM5642XMT/NOPB
LM5642XMT/NOPB
Per Unit
$4.90
 RFQ
RFQ
839
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Active Tube -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 375kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes Yes
MAX15034AAUI+
MAX15034AAUI+
Per Unit
$14.94
 RFQ
RFQ
3,694
In-stock
 Maxim Integrated IC REG CTRLR BUCK 28TSSOP - Active Tube -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 100kHz ~ 1MHz Buck 4.75 V ~ 5.5 V, 5 V ~ 28 V Enable, Frequency Control Positive 2 - Yes No
SC453TSTRT
SC453TSTRT
Per Unit
$1.63
 RFQ
RFQ
2,169
In-stock
 Semtech Corporation IC REG CTRLR BUCK 28TSSOP - Active Tape & Reel (TR) - 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down - Buck 3 V ~ 25 V Current Limit, Enable, Soft Start Positive 1 - Yes No
SC1485ITSTRT
SC1485ITSTRT
RFQ
RFQ
1,446
In-stock
 Semtech Corporation IC REG CTRLR BUCK 28TSSOP - Obsolete Digi-Reel® -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down - Buck 1.8 V ~ 25 V Current Limit, Enable, On Time Control, Power Good Positive 2 - Yes No
SC1485ITSTRT
SC1485ITSTRT
RFQ
RFQ
3,862
In-stock
 Semtech Corporation IC REG CTRLR BUCK 28TSSOP - Obsolete Cut Tape (CT) -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down - Buck 1.8 V ~ 25 V Current Limit, Enable, On Time Control, Power Good Positive 2 - Yes No
SC1485ITSTRT
SC1485ITSTRT
RFQ
RFQ
1,727
In-stock
 Semtech Corporation IC REG CTRLR BUCK 28TSSOP - Obsolete Tape & Reel (TR) -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down - Buck 1.8 V ~ 25 V Current Limit, Enable, On Time Control, Power Good Positive 2 - Yes No
LM5642MTCX
LM5642MTCX
RFQ
RFQ
3,500
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Discontinued at Digi-Key Digi-Reel® -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 200kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes Yes
LM5642MTCX
LM5642MTCX
RFQ
RFQ
1,137
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Discontinued at Digi-Key Cut Tape (CT) -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 200kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes Yes
LM5642MTCX
LM5642MTCX
Per Unit
$2.86
 RFQ
RFQ
1,345
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Not For New Designs Tape & Reel (TR) -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 200kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes Yes
LM2657MTC
LM2657MTC
Per Unit
$5.15
 RFQ
RFQ
3,368
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Obsolete Tube -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Transistor Driver 28-TSSOP Step-Down 200kHz ~ 500kHz Buck 4.5 V ~ 28 V Current Limit, Enable, Frequency Control, Power Good, Soft Start Positive 2 70% Yes No
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