BD3775AF-E2 Power Management ICs - PMIC by Rohm

1.23V, Adjustable Delay, High Accuracy, 2ch Reset & Comparator IC


BD3775AF is designed to monitor the voltage level of one or two power supplies (+5V and an arbitrary voltage) in a microprocessor circuit, memory board in large-size computer, for example. If the circuit’s power supply deviates more than a specified amount, then the BD3775AF generates a reset signal to the microprocessor. Also, the BD3775AF has a comparator for the over voltage protection and the high-precision reference voltage and so on apart from the above features. It is also available for more complex applications so.

Where to Buy

Prices starting from US$0.79

Distributor Stock
Logo for Farnell
Farnell
from US$1.49
No stock
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Logo for CoreStaff
CoreStaff
from US$0.79
5,453
in stock
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Logo for Chip One Stop
Chip One Stop
from US$0.83
1,031
in stock
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Logo for Newark Electronics
Newark Electronics
from US$1.64
-
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Logo for Avnet America
Avnet America
from US$1.45
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Logo for element14
element14
from US$1.57
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Features

High precision voltage detection(VSA = 4.20V ± 2.5%).
Internal reset circuit that user selectable thresholdlevel with hysteresis (VSB = 1.230V ± 1.5%). Internal open collector output comparators to create Over Voltage Detection circuit, reference voltage generator, and more. (VSC,OUTC)
User selectable delay time of releasing reset signal depending on capacitor of CT node.
Low power dissipation (Icc = 0.35mA ,VCC = 5V).
SOP8 package (5.0×6.2mm, 1.27mm pitch).

Specifications

Under Voltage Detection Voltage [V] (typ.) 1.23
VDET Precision [%] ±1.5
Reset Active Voltage Range [V] 3.5 to 18
Output Types Open collector comparators
Reset Delay Timer Adjustable Delay
Reset Active State Low
Manual Reset No
Comment 2ch Reset & Comparator IC
Watchdog Timer No
Auto Motive No
Circuit Current (ON) [µA] 350
Circuit Current (OFF) [µA] 400
Hysteresis Voltage [V] 28mV
L Output Current (LowVol) [mA] 3
L Output Current (HighVol) [mA] 4
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 85
Package Size 5x6.2 (t=1.71)

Alternative Descriptions

Power Supply Monitor, -40 To 85Deg C | Newark Electronics
Supervisory/Voltage Detector, Active-Low, Open-Collector, 3.5V to 18V, 1.23V Threshold, SOP-8 | Avnet America
POWER SUPPLY MONITOR, -40 TO 85DEG C | element14


Frequently Asked Questions

Where can I find additional details, specifications and documents for a BD3775AF-E2?

Additional datasheets, footprints and schematics for BD3775AF-E2 are listed on our Part Details page. You can also find images and similar parts to BD3775AF-E2 on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for BD3775AF-E2 on our Product Comparison page. Access via the 'View Pricing & Stock' button to view BD3775AF-E2 price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does BD3775AF-E2 fall under?

The BD3775AF-E2 is listed under Semiconductors - ICs > Power Management ICs - PMIC > Supervisors & Monitors.

Can I view similar or alternative parts?

You can view similar parts to BD3775AF-E2 when available in the Supervisors & Monitors range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the BD3775AF-E2 you can contact the distributor directly for product support, shipping queries etc.

Is the BD3775AF-E2 RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by ROHM Semiconductor.

Which authorised distributors for BD3775AF-E2 have stock available?

Authorised distributors including CoreStaff, Chip One Stop, Newark Electronics, Avnet America and element14 have stock available or on a lead time for BD3775AF-E2.

How do I check stock and lead times for all distributors?

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