Texas Instruments

Category: Power Management

UC3843 Current-Mode PWM Controller

$0.51 - $1.30
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey UC3843D8TRG4-ND 0 $1.30 $1.16 $1.10 $0.90 $0.59 $0.44 Buy
Ameya360 UC3843D8TR 2500 $0.57 Buy
AVNET Asia Pacific UC3843D8TR 7500 2500 $0.47 Buy
AVNET Europe UC3843D8TR 2500 * $0.54 Buy
AVNET Express UC3843D8TR 24208 1 $0.55 $0.51 Buy
Texas Instruments UC3843D8TR 24650 1 $0.57 $0.57 $0.57 $0.44 $0.23 $0.23 Buy
Win Source UC3843D8TR 14300 75 $0.86 $0.62 $0.62 Buy

Parts in family

Technical Specifications

Lead Free Status Yes
ROHS Compliance Yes
Approx. Price (US$) 0.42 | 1ku
Control Method Current
Duty Cycle(Max)(%) 100
Frequency(Max)(kHz) 500
Gate Drive(Typ)(A) 1
Operating Temperature Range(C) 0 to 70
Package Group PDIP,SOIC
Rating Catalog
Special Features Error Amplifier
Topology Boost,Buck,Flyback,Forward
UVLO Thresholds On/Off(V) 8.4/7.6
Vin(Max)(V) 30
Vin(Min)(V) 7.6