Texas Instruments

Category: Power Management ICs

LM2678 8V to 40V, 5A SIMPLE SWITCHER buck converter with high efficiency

$2.26 - $5.84
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey 296-39746-5-ND 546 $5.83 $5.24 $5.24 $4.29 $3.08 $3.08 Buy
AVNET Asia Pacific LM2678T-3.3/NOPB 45 $2.82 $2.75 Buy
AVNET Europe LM2678T-3.3/NOPB 315 45 * $4.10 * $3.81 * $3.20 * $3.20 Buy
AVNET Express LM2678T-3.3/NOPB 135 1 $3.24 $3.18 Buy
Mouser Electronics 926-LM2678T-33/NOPB 188 1 $5.84 $5.25 $5.25 $4.31 $3.09 $2.87 Buy
Newark LM2678T-3.3/NOPB 135 $5.82 $5.23 $4.60 $4.29 $4.29 $4.29 Buy
Texas Instruments LM2678T-3.3/NOPB 6048 1 $4.34 $4.34 $4.34 $3.53 $2.36 $2.36 Buy
TME LM2678T-3.3/NOPB 2 $2.26 Buy
Win Source LM2678T-3.3/NOPB 6000 12 Buy

Parts in family

Technical Specifications

Lead Free Status Yes
ROHS Compliance Yes
Approx. Price (US$) 2.20 | 1ku
Control Mode Voltage Mode
Duty Cycle(Max)(%) 91
Iout(Max)(A) 5
Iq(Typ)(mA) 4.2
Operating Temperature Range(C) -40 to 125
Package Group DDPAK/TO-263,TO-220,VSON
Rating Catalog
Regulated Outputs(#) 1
Special Features Frequency Synchronization
Switching Frequency(Max)(kHz) 260
Switching Frequency(Min)(kHz) 260
Type Converter
Vin(Max)(V) 40
Vin(Min)(V) 8
Vout(Max)(V) 37
Vout(Min)(V) 1.23