Texas Instruments

Category: Power Management ICs

UC2843A Current Mode PWM Controller

* $0.70 - $7.55
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey 296-UC2843DDKR-ND 3794 $1.14 $0.80 $1.38 $0.61 $0.52 $0.47 Buy
Arrow Europe UC2843D 5 1 $1.19 $1.09 $1.09 $0.83 $0.64 $0.61 Buy
Arrow North American Components UC2843D 0 550 $1.44 $1.25 $1.25 $0.98 $0.62 $0.57 Buy
AVNET Europe UC2843D 1700 50 * $0.70 * $0.67 * $0.61 * $0.61 Buy
AVNET Express UC2843D 457 $0.69 Buy
element14 APAC UC2843D 4 1 * $1.59 * $1.57 * $1.54 * $1.53 * $1.53 * $1.53 Buy
Farnell UC2843D 9 1 * $1.69 * $1.68 * $1.65 * $1.64 * $1.64 * $1.64 Buy
Mouser Electronics 595-UC2843D 955 1 $1.54 $0.94 $0.94 $0.88 $0.75 $0.70 Buy
Newark UC2843D 4 1 $2.11 $1.96 $1.75 $1.64 $1.64 $1.64 Buy
RS Components UC2843D $7.55 Buy
Texas Instruments UC2843D 16028 1 $1.24 $1.24 $1.24 $0.95 $0.50 $0.50 Buy
Verical Marketplace UC2843D 10000 1000 $0.00 $0.00 $1.32 $1.02 $0.93 $0.65 Buy
Win Source UC2843D 13900 85 $0.73 $0.52 $0.52 Buy

Parts in family

Technical Specifications

Lead Free Status Yes
ROHS Compliance Yes
Approx. Price (US$) 0.48 | 1ku
Control Method Peak Current Mode
Duty Cycle(Max)(%) 100
Features Adjustable Switching Frequency,Current Limiting,Dead Time Control,Error Amplifier,Multi-topology
Frequency(Max)(kHz) 500
Frequency(Min)(kHz) 26
Gate Drive(Typ)(A) 1
Operating Temperature Range(C) -40 to 85
Package Group PDIP,SOIC,SOIC
Rating Catalog
Topology Boost,Buck,Buck-Boost,Flyback,Forward
UVLO Thresholds On/Off(V) 8.4/7.6
Vin(Max)(V) 30
Vin(Min)(V) 8.4