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UC3526AN

  • Available: 26568

Reference Price(In US Dollars)

QtyUnit PriceExt.Price
1+US $4.83392US $4.83
10+US $4.35053US $43.51
30+US $3.38374US $101.51
100+US $2.77950US $277.95
500+US $2.65866US $1329.33
1000+US $2.41696US $2416.96

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Quick RFQ
  • Description
  • Alternatives
  • Shopping Guide
Description

The UTC UC3844/3845 are high performance fixed frequency current mode controllers that specifically designed for Off-Line and DC to DC converter applications with minimal external parts count.
The differences between UC3844 and UC3845 are the maximum duty cycle ranges and under-voltage lockout thresholds.
The UC3844 ideally suited to off-line applications with UVLO thresholds of 16V(ON) and 10V(OFF), and UC3845 has UVLO thresholds of 8.5V(ON) and 7.6V(OFF) for lower voltage applications.
FEATURES
* Operation output switching frequency up to 500 kHz
* Output deadtime adjustable from 50% to 70%
* Automatic feed forward compensation
* Latching PWM for cycle-by-cycle current limiting
* High current totem pole output
* Internally trimmed reference with under voltage lockout
* UVLO with hysteresis
* Low startup and operating current
Alternatives

Functional Equivalent (FE) materials, including Fused Filament Fabrication (FFF) form, assembly, and functionally compatible substitute materials.

SHIPPING GUIDE

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    Shipping starts at $40 but varies for destinations like South Africa, Brazil, India, and more. The actual shipping charges depend on time zone, country, and package weight/volume.

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