BD45451G-TR Power Management ICs - PMIC by Rohm

4.5V, Fixed Delay (100msec), High Accuracy Voltage Detector


ROHM's BD45xxxG and BD46xxxG series of reset ICs utilize CMOS processes for low current consumption and high accuracy. The built-in counter timer delay circuit eliminates the need to set the delay time via external capacitor. The extensive lineup includes both Nch Open Drain and CMOS output types in a wide range of detection voltages (from 2.3V to 4.8V, in 0.1V steps), enabling selection of the ideal solution based on customer requirements. A total of 156 models are offered, classified by delay time. In addition, the entire series is of course both lead-free and RoHS-compliant.

Where to Buy

Prices starting from US$0.17

Distributor Stock
Logo for RS
RS
from US$0.17
120
in stock
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Logo for Chip One Stop
Chip One Stop
from US$0.34
3,100
in stock
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Logo for CoreStaff
CoreStaff
from US$0.23
1,087
in stock
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Logo for Newark Electronics
Newark Electronics
from US$0.36
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Logo for Future Electronics
Future Electronics
from US$0.28
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Logo for Avnet America
Avnet America
from US$0.20
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Logo for element14
element14
from US$0.29
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Farnell
from US$0.28
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Features

Broad lineup available in different detection voltages : 2.3V to 4.8V (0.1V increments)
High detection voltage accuracy : ±1%
Ultra-low current consumption : 0.85uA typ. (OFF circuit current)

Specifications

Under Voltage Detection Voltage [V] (typ.) 4.5
VDET Precision [%] ±1
Reset Active Voltage Range [V] 0.95 to 10
Output Types Open drain
Reset Delay Timer Fixed Delay (100msec)
Reset Active State Low
Manual Reset Yes
Watchdog Timer No
Auto Motive No
Circuit Current (ON) [µA] 0.80(VDET=4.8V)
Circuit Current (OFF) [µA] 0.85(VDET=4.8V)
Hysteresis Voltage [V] VDET x 0.05
L Output Current (LowVol) [mA] 1.2
L Output Current (HighVol) [mA] 5
Operating Temperature (Min.)[°C] -40
Operating Temperature (Max.)[°C] 105
Package Size 2.9x2.8 (t=1.25)

Resources







Manufacturing Data
Factory Information



Alternative Descriptions

Voltage Detector,4.5V, 100ms, SSOP5 | RS
Voltage Detector, 850Na, 10V, Sot-23-5 | Newark Electronics
BD45451 Series 4.5 V â–’1.0 % SMT High Precision Detection Voltage - SSOP-5 | Future Electronics
Volt Supervisor Detect 2.3V to 4.8V 5-Pin SSOP T/R | Avnet America
VOLTAGE DETECTOR, 850NA, 10V, SOT-23-5 | element14


Frequently Asked Questions

Where can I find additional details, specifications and documents for a BD45451G-TR?

Additional datasheets, footprints and schematics for BD45451G-TR are listed on our Part Details page. You can also find images and similar parts to BD45451G-TR on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for BD45451G-TR on our Product Comparison page. Access via the 'View Pricing & Stock' button to view BD45451G-TR price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does BD45451G-TR fall under?

The BD45451G-TR is listed under Semiconductors - ICs > Power Management ICs - PMIC > Supervisors & Monitors.

Can I view similar or alternative parts?

You can view similar parts to BD45451G-TR 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 BD45451G-TR you can contact the distributor directly for product support, shipping queries etc.

Is the BD45451G-TR RoHS compliant?

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

Which authorised distributors for BD45451G-TR have stock available?

Authorised distributors including Chip One Stop, CoreStaff, RS, Newark Electronics and Future Electronics have stock available or on a lead time for BD45451G-TR.

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

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