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  4. PMIC - Voltage Regulators - DC DC Switching Controllers
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59 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
GLOBAL STOCKS
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
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
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
LM5642MHX/NOPB
LM5642MHX/NOPB
Per Unit
$2.04
 RFQ
RFQ
1,232
In-stock
 Texas Instruments IC REG CTRLR BUCK 28ETSSOP - Active Tape & Reel (TR) -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Transistor Driver 28-HTSSOP Step-Down 200kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% 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
LM5642XMH/NOPB
LM5642XMH/NOPB
Per Unit
$4.90
 RFQ
RFQ
1,566
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Active Tube -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Transistor Driver 28-HTSSOP Step-Down 375kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% 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
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
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
LM5642XMHX/NOPB
LM5642XMHX/NOPB
RFQ
RFQ
1,607
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Active Digi-Reel® -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Transistor Driver 28-HTSSOP Step-Down 375kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes
LM5642XMHX/NOPB
LM5642XMHX/NOPB
Per Unit
$4.20
 RFQ
RFQ
1,971
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) Exposed Pad Transistor Driver 28-HTSSOP Step-Down 375kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes
LM5642XMHX/NOPB
LM5642XMHX/NOPB
Per Unit
$2.04
 RFQ
RFQ
1,494
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) Exposed Pad Transistor Driver 28-HTSSOP Step-Down 375kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% 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
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
LM5642MH/NOPB
LM5642MH/NOPB
Per Unit
$4.90
 RFQ
RFQ
617
In-stock
 Texas Instruments IC REG CTRLR BUCK 28ETSSOP - Active Tube -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Transistor Driver 28-HTSSOP Step-Down 200kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes
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
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
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
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
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
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
LM5642MHX/NOPB
LM5642MHX/NOPB
Per Unit
$2.04
 RFQ
RFQ
1,232
In-stock
 Texas Instruments IC REG CTRLR BUCK 28ETSSOP - Active Tape & Reel (TR) -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Transistor Driver 28-HTSSOP Step-Down 200kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% 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
LM5642XMH/NOPB
LM5642XMH/NOPB
Per Unit
$4.90
 RFQ
RFQ
1,566
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Active Tube -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Transistor Driver 28-HTSSOP Step-Down 375kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% 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
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
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
LM5642XMHX/NOPB
LM5642XMHX/NOPB
RFQ
RFQ
1,607
In-stock
 Texas Instruments IC REG CTRLR BUCK 28TSSOP - Active Digi-Reel® -40°C ~ 125°C (TJ) 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Transistor Driver 28-HTSSOP Step-Down 375kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes
LM5642XMHX/NOPB
LM5642XMHX/NOPB
Per Unit
$4.20
 RFQ
RFQ
1,971
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) Exposed Pad Transistor Driver 28-HTSSOP Step-Down 375kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes
LM5642XMHX/NOPB
LM5642XMHX/NOPB
Per Unit
$2.04
 RFQ
RFQ
1,494
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) Exposed Pad Transistor Driver 28-HTSSOP Step-Down 375kHz Buck 4.5 V ~ 36 V Current Limit, Enable, Soft Start Positive 2 98.9% Yes
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