Texas Instruments

Category: Power Management ICs

UC3843 Current-Mode PWM Controller

$0.76 - $50.34
Distributor SKU Stock MOQ 1 10 50 100 1000 10000 Purchase
DigiKey 296-11283-5-ND 1025 1 $1.42 $1.04 $0.88 $0.83 $0.73 $7,500.00 Buy
Arrow Asia UC3843AD 550 550 $0.58 $0.55 Buy
Arrow North American Components UC3843AD 0 1000 $0.51 $0.51 $0.51 $0.51 $0.63 $0.68 Buy
AVNET Europe UC3843AD 450 50 * $0.90 * $0.81 * $0.69 * $0.69 Buy
AVNET Express UC3843AD 2462 95 $0.00 Buy
element14 APAC UC3843AD 8676 1 * $1.59 * $1.44 * $1.36 * $1.32 * $1.32 * $1.32 Buy
Farnell UC3843AD 16578 1 * $1.58 * $1.43 * $1.34 * $1.30 * $1.30 * $1.30 Buy
Mouser Electronics 595-UC3843AD 908 1 $1.12 $0.68 $0.68 $0.60 $0.56 $0.56 Buy
Newark UC3843AD 40 1 $1.65 $1.52 $1.52 $1.38 $1.25 $1.25 Buy
Quest Components UC3843AD 2200 $1.91 $1.74 $1.30 $1.30 Buy
RS Components UC3843AD $50.34 Buy
RS Components (APAC) UC3843AD $12.34 Buy
Texas Instruments UC3843AD 37473 1 $0.94 $0.94 $0.94 $0.72 $0.38 $0.38 Buy
TME UC3843AD 233 $1.32 Buy
Verical Marketplace UC3843AD 717 353 $1.19 $0.91 $0.88 $0.79 Buy
Win Source UC3843AD 22000 80 $0.80 $0.58 $0.58 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