Standard Open-Collector Comparator - LM393WDT

The Universal Standard family LM393 / LM339 / LM2903 / LM2901 monolithic ICs integrate two / four independent comparators on a single chip and feature high gain, low power consumption, and an operating voltage range from 2[V] to 36[V] (single power supply).

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
número de peça
Estado de Condição
Quantidade Unidade
Quantidade mínima Package
tipo de embalagem
Constituição Lista de Materiais
LM393WDT Active SO package8 2500 2500 Taping inquiry sim
Grade Standard
Power supply(Min.)[V] 2.0
Power supply(Max.)[V] 36.0
Channel 2
Circuit Current(Typ.)[mA] 0.6
Input Offset Voltage(Max.)[mV] 7.0
Input Bias Current(Typ.)[nA] 50.0
Response Time(Typ.)[µS] 1.3
Output current(Typ.)[mA] 16.0
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
  • ・Operating temperature range
        Commercial Grade LM339/393 family : 0[℃] to + 70[℃]
        Extended Industrial Grade LM2903/2901 family : -40[℃] to +125[℃]
    ・Open collector output stage
    ・Single / dual power supply compatible
    ・Low supply current
        0.4[mA] typ.(LM2903/393 family)
        1.1[mA] typ.(LM2901/339 family)
    ・Low supply current: 25[nA] typ.
    ・Low input offset current: 5[nA] typ.
    ・Common-mode input voltage range includes ground
    ・Differential input voltage is possible to apply the absolute maximum ratings±36[V].
    ・Low output saturation voltage
    ・TTL, MOS, CMOS compatible output
Pin Configuração:
Pin Configration
Dados técnicos
Application Note

Op-Amp / Comparator Tutorial

Application Note

Thermal Resistance