|    Change Country Change Location USD
United States United States

Please confirm your currency selection:

US Dollars
Mouser Part #:
Manufacturer Part #:



Switching Controllers High Perf Sync Buck Controller
Mouser Online Catalog Page 615, Mouser Online Catalog
PDF Page 615, PDF Catalog Page
LM27403SQ/NOPB Datasheet LM27403SQ/NOPB Datasheet
Images are for reference only
See Product Specifications
Share |
Manufacturer: Texas Instruments
Product Category: Switching Controllers
RoHS: RoHS Compliant Details
Topology: Buck
Number of Outputs: 1 Output
Switching Frequency: 1050 kHz
Duty Cycle - Max: 93 %
Input Voltage: 20 V
Output Voltage: 4.7 V
Maximum Operating Temperature: + 125 C
Mounting Style: SMD/SMT
Package / Case: WQFN-24
Packaging: Reel
Brand: Texas Instruments
Description/Function: Synchronous buck controller offering exceptional levels of integration and performance for superior efficiency in high power density, point-of-load DC-DC regulator solutions
Development Kit: LM27403EVM
Fall Time: 20 us
Minimum Operating Temperature: - 40 C
Operating Supply Current: 3.5 mA
Operating Supply Voltage: 3 V to 20 V
Output Type: Fixed
Product: Voltage Controllers
Rise Time: 20 us
Series: LM27403
Shutdown: Yes
Factory Pack Quantity: 1000
VendorNumber: 5951
Mouser Part #:Manufacturer Part #:Packaging AvailabilityPriceMin
595-LM27403SQX/NOPB LM27403SQX/NOPB Reel In Stock $2.52 1
Log In to create a note about this product or see notes that you previously created on this product.
ImageMfr. Part #DescriptionStock 
CSD87350Q5D MOSFET 31,061
CC3200-LAUNCHXL Development Boards & Kits - Wireless 529
LM10011SD/NOPB Power Management Specialized 2,820
LM2576S-5.0/NOPB Voltage Regulators - Switching Regulators 1,254
LM340T-15/NOPB Linear Voltage Regulators 2,030
LM27403EVM Power Management IC Development Tools 2
ImageMfr. Part #DescriptionStock 
GRM155R60J106ME44D Multilayer Ceramic Capacitors MLCC - SMD/SMT 65,782
ADM3053BRWZ CAN Interface IC 869
TPS43060RTER Switching Controllers 3,970
GRM21BR61E226ME44L Multilayer Ceramic Capacitors MLCC - SMD/SMT 58,443
FAN7631SJX AC/DC Converters 1,104
CSD17308Q3 MOSFET 4,437
GRM188R60J226MEA0D Multilayer Ceramic Capacitors MLCC - SMD/SMT 121,914
C1005X5R1C225K050BC Multilayer Ceramic Capacitors MLCC - SMD/SMT 17,707
CSD87588N MOSFET 3,971
CSD17555Q5A MOSFET 2,146
Real Time Availability
8,779 Can Ship Immediately

On Order:

Factory Lead-Time:
6 Weeks

Enter Quantity:

Minimum: 1
Multiples: 1
Select Packaging Option Below
Pricing (USD)
MouseReel™ Reel Service Fee $7.00 Price will be calculated in cart.
Full Reels of 1000
To purchase full reel, order in multiples of 1000:
Full Reel and Broken Reel Options
Reel Service Fee $7.00
MouseReel™ price is calculated in the cart. All MouseReel™ orders are non-returnable.

To add to a project, please Log In.

197847692 168653255 106889023 111699911 147914401 164506750 188492425Alternative Packaging