Texas Instruments

Category: Power Management ICs

LM21305 3-18V, 5A, Current Mode Synchronous Buck Regulator with Adjustable Frequency

$0.90 - $6.96
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey LM21305SQE/NOPBDKR-ND 667 $7.47 $5.77 $5.34 $4.88 $3.29 $3.04 Buy
Arrow North American Components LM21305SQE/NOPB 0 250 $3.11 $3.11 $3.11 $3.11 $3.94 $3.83 Buy
AVNET Asia Pacific LM21305SQE/NOPB 500 250 $3.79 $3.60 Buy
AVNET Europe LM21305SQE/NOPB 250 250 * $4.06 * $3.58 Buy
AVNET Express LM21305SQE/NOPB 250 89 $3.55 Buy
element14 APAC LM21305SQE/NOPB 82 1 * $3.17 * $3.17 Buy
Mouser Electronics 926-LM21305SQE/NOPB 1487 1 $6.96 $5.75 $5.33 $4.86 $4.41 $4.13 Buy
Newark LM21305SQE/NOPB 250 $6.03 $5.45 $4.79 $4.52 $4.52 $4.52 Buy
RS Components LM21305SQE/NOPB $2.83 Buy
Texas Instruments LM21305SQE/NOPB 41424 1 $5.88 $5.88 $5.88 $4.79 $3.19 $3.19 Buy
Verical Marketplace LM21305SQE/NOPB 256 2 $6.54 $6.18 $5.33 $0.00 $0.00 Buy
Win Source LM21305SQE/NOPB 1800 7 Buy

Parts in family

Technical Specifications

Lead Free Status Yes
ROHS Compliance Yes
Approx. Price (US$) 2.50 | 1ku
Control Mode Current Mode
Duty Cycle(Max)(%) 100
Iout(Max)(A) 5
Iq(Typ)(mA) 9
Operating Temperature Range(C) -40 to 85
Package Group WQFN
Rating Catalog
Regulated Outputs(#) 1
Special Features Enable,Frequency Synchronization,Power Good,Pre-Bias Start-Up,Synchronous Rectification
Switching Frequency(Max)(kHz) 1500
Switching Frequency(Min)(kHz) 300
Type Converter
Vin(Max)(V) 18
Vin(Min)(V) 3
Vout(Max)(V) 0.6
Vout(Min)(V) 0.6