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Voltage Detector with Watchdog Timer - BD37A19FVM

The BD37A19 / 41FVM, BD87A28 / 29 / 34 / 41FVM, BD99A41F is a watchdog timer reset IC. It delivers a high detection voltage precision of ±1.5% and a super-low current consumption of 5μA (Typ.). It can be used in a wide range of electronic devices to monitor power supply voltages and system operation to prevent runaway operation.

* This product is a STANDARD grade product and not recommend for on-vehicle devices.
número de peça
Estado de Condição
pacote
Quantidade Unidade
Quantidade mínima Package
tipo de embalagem
Constituição Lista de Materiais
RoHS
BD37A19FVM-TR Active MSOP8 3000 3000 Taping inquiry sim
 
especificações:
Voltage Detection[V] 1.9
VDET Precision [%] ±1.5
Reset Active Voltage Range [V] 1.0 to 10
Output Types Open drain
Reset Delay Timer Adjustable Delay
Reset Active State High
Manual Reset No
Watchdog Timer Yes
SENSE Pin No
Auto Motive Yes
Circuit Current (ON) [µA] 5
Hysteresis Voltage [V] VDET x 0.13
"L" Output Current (LowVol) [mA] 0.7
Delay Circuit Resistance [MΩ] 10.0
WDT Active Voltage Range [V] 2.5 to 10
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 105
características:
  • ・High detection voltage precision : ±1.5%, ±2.5% (Ta = −40℃ to 105℃)
    ・Super-low current consumption : 5mA (Typ.)
    ・Built-in watchdog timer
    ・Reset delay time can be set with the CT pin's external capacitance.
    ・Watchdog timer monitor time and reset time can be set with the CTW pin's external capacitance.
    ・Output circuit type : N-channel open drain
 
 
Dados técnicos
Application Note

Thermal Resistance