ROHM BU4821F-TR
$ 0.117
Obsolete
Price and Stock
Authorized Distributors
Non-Authorized Stocking Distributors
Non-Authorized Dealers
| Distributor | SKU | Min | Pkg | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CoreStaff | ST30748399 | 1,200 | 1 | 18h | ||||||||
| Verical | BU4821F-TR | 1,200 | 527 | |||||||||
| Farnell | BU4821F-TR | 0 | 3K | Cut Tape | 20h | |||||||
| Component Stockers USA | BU4821F-TR | 4,731 | >1wk | |||||||||
| Classic Components | BU4821F-TR | 1,224 | 3d |
Inventory History
3 month trend: +0.00%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
0 parts available
CAD Models
Download ROHM BU4821F-TR symbol, footprint, and 3D STEP models from our trusted partners.
| source | eCAD | mCAD | FILES |
|---|---|---|---|
 Ultra Librarian | SymbolFootprint | Download |
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Supply Chain
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.39.00.60
Introduction Date2009-02-20
Lifecycle StatusObsolete (Last Updated: 3 weeks ago)
LTB Date2026-03-31
LTD Date2027-03-31
Related Parts
ROHMBU4826F-TR
IC SUPERVISOR 1 CHANNEL 4SOP / Supervisor Open Drain or Open Collector 1 Channel 4-SOP
Descriptions
Descriptions of ROHM BU4821F-TR provided by its distributors.
Processor Supervisor 2.1V 1 Active Low/Open Drain 4-Pin SOP T/R
Volt Supervisor Detect 0.9V to 4.8V 4-Pin SOP T/R
Voltage Detector, Fixed, 1 Channel, +2.1V, CMOS, PDSO4
ROHS3Compliant Tape & Reel (TR) BU48* Simple Reset/Power-On Reset supervisor 2.4V 2mm 400mW 1.05muA
550nA Open Drain 1 300mV 7V SOP-4 , 2mm*1.25mm*900¦Ìm
Manufacturer Aliases
ROHM has several brands around the world that distributors may use as alternate names. ROHM may also be known as the following names:
- Rohm Semiconductor
- ROHM CO LTD
- RHOM
- ROH
- RHM
- ROHM ELECTRONICS
- ROM
- ROMH
- ROHS
- ROHN
- ROHM SEMI
- ROHM Semicon
- ROHM CORPORATION
- ROHM CORP
- MIYA
- Rohm Company Limited
- ROHM CO
- ROHM ELEC
- ROHM Semiconductors
- ROHM ELECTRO
- ROHM SEMICONDUCTOR(VA)
- ROHM COMPANY LTD
- ROHM INC
- ROHM/MISC
- ROHM/NONE
Inventory History
3 month trend: +0.00%
CAD Models
Download symbol, footprint, and 3D STEP
Alternate Parts
0 parts available
Technical Specifications
Physical
Case/PackageTSOP
MountSurface Mount
Number of Pins4
Number of Terminals4
Technical
Accuracy1 %
Max Operating Temperature125 °C
Max Power Dissipation400 mW
Max Reset Threshold Voltage2.121 V
Max Supply Current1.05 µA
Max Supply Voltage7 V
Min Operating Temperature-25 °C
Min Reset Threshold Voltage2.079 V
Min Supply Voltage900 mV
Number of Channels1
Number of Circuits1
Number of Monitored Inputs1
Number of Voltages Monitored1
Operating Supply Current550 nA
Operating Supply Voltage2.4 V
Overvoltage Threshold2.121 V
PackagingTape & Reel (TR)
Quiescent Current350 nA
ResetActive High/Active Low
Threshold Voltage2.1 V
TypeSimple Reset/Power-On Reset, Voltage Detector
Undervoltage Threshold2.079 V
Watchdog TimerNo
Dimensions
Height - Seated (Max)1.05 mm
Length2 mm
Terminal Pitch1.3 mm
Width1.25 mm
Compliance
Environmental Classification
Lead FreeLead Free
Radiation HardeningNo
REACH SVHCYes
RoHSCompliant