Texas Instruments

Category: Power Management ICs

UC3843 Current-Mode PWM Controller

$0.55 - $1.01
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey 2156-UC3843ADTR-ND 8107 1 $0.96 $0.69 $0.62 $0.55 $0.47 $0.43 Buy
Arrow Asia UC3843ADTR 7500 2500 $0.44 Buy
Arrow Europe UC3843ADTR 2500 2500 $0.00 Buy
Arrow North American Components UC3843ADTR 961 1 $0.15 $0.11 $0.11 $0.11 $0.11 $0.38 Buy
AVNET Europe UC3843ADTR 2500 2500 * $0.61 Buy
AVNET Express UC3843ADTR 9000 1 $0.55 $0.51 Buy
Mouser Electronics 595-UC3843ADTR 2399 1 $0.58 $0.42 $0.42 $0.37 $0.35 $0.33 Buy
Texas Instruments UC3843ADTR 71415 1 $0.62 $0.62 $0.62 $0.48 $0.25 $0.25 Buy
Verical Marketplace UC3843ADTR 2500 628 $1.00 $0.74 $0.55 $0.49 Buy
Win Source UC3843ADTR 34600 75 $0.84 $0.61 $0.61 Buy

Parts in family

Technical Specifications

Lead Free Status Yes
ROHS Compliance Yes
Control Method Current
Duty Cycle(Max)(%) 100
Frequency(Max)(kHz) 500
Operating Temperature Range(C) 0 to 70
Package Group PDIP,SOIC,WAFERSALE
Package Size mm2
Rating Military
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