ROHM Semiconductor USA, LLC Voltage Supervisor IC BU4840F-TR

Description
IC SUPERVISOR 1 CHANNEL 4SOP Product overview: BU4840F-TR from ROHM Semiconductor is a Voltage Supervisor IC for reset control, voltage monitoring, brownout detection, power sequencing, and reliable embedded system startup. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include voltage supervisor, reset IC, power monitoring, brownout detection, Voltage Supervisor IC, Supervisors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 691-BU4840F-TR can be used for catalog matching and distributor lookup.
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Description
IC SUPERVISOR 1 CHANNEL 4SOP Product overview: BU4840F-TR from ROHM Semiconductor is a Voltage Supervisor IC for reset control, voltage monitoring, brownout detection, power sequencing, and reliable embedded system startup. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include voltage supervisor, reset IC, power monitoring, brownout detection, Voltage Supervisor IC, Supervisors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 691-BU4840F-TR can be used for catalog matching and distributor lookup.
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Suppliers

Company
Product
Description
Supplier Links
Singapore
Voltage Supervisor IC
691-BU4840F-TR
Voltage Supervisor IC 691-BU4840F-TR
IC SUPERVISOR 1 CHANNEL 4SOP Product overview: BU4840F-TR from ROHM Semiconductor is a Voltage Supervisor IC for reset control, voltage monitoring, brownout detection, power sequencing, and reliable embedded system startup. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include voltage supervisor, reset IC, power monitoring, brownout detection, Voltage Supervisor IC, Supervisors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 691-BU4840F-TR can be used for catalog matching and distributor lookup.

IC SUPERVISOR 1 CHANNEL 4SOP Product overview: BU4840F-TR from ROHM Semiconductor is a Voltage Supervisor IC for reset control, voltage monitoring, brownout detection, power sequencing, and reliable embedded system startup. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include voltage supervisor, reset IC, power monitoring, brownout detection, Voltage Supervisor IC, Supervisors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 691-BU4840F-TR can be used for catalog matching and distributor lookup.

Supplier's Site Datasheet
PMIC - PMIC - Supervisors - BU4840F-TR - 039720-BU4840F-TR - Win Source Electronics
Laguna Hills, CA, United States
PMIC - PMIC - Supervisors - BU4840F-TR
039720-BU4840F-TR
PMIC - PMIC - Supervisors - BU4840F-TR 039720-BU4840F-TR
Manufacturer: Rohm Semiconductor Win Source Part Number: 039720-BU4840F-TR Packaging: Reel - TR Type: Simple Reset/Power-On Reset Mounting: SMD (SMT) Output: Open Drain or Open Collector Reset: Active High/Active Low Number of Voltages Monitored: 1 Voltage - Threshold: 4V Categories: Integrated Circuits Status: Active Temperature Range - Operating: -40°C to 125°C (TA) Case / Package: 4-SOP Popularity: Medium Fake Threat In the Open Market: 57 pct. Supply and Demand Status: Balance

Manufacturer: Rohm Semiconductor
Win Source Part Number: 039720-BU4840F-TR
Packaging: Reel - TR
Type: Simple Reset/Power-On Reset
Mounting: SMD (SMT)
Output: Open Drain or Open Collector
Reset: Active High/Active Low
Number of Voltages Monitored: 1
Voltage - Threshold: 4V
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 125°C (TA)
Case / Package: 4-SOP
Popularity: Medium
Fake Threat In the Open Market: 57 pct.
Supply and Demand Status: Balance

Buy Now Datasheet
Supervisors - 846-BU4840F-CT-ND - DigiKey
Thief River Falls, MN, United States
Supervisor Open Drain or Open Collector 1 Channel 4-SOP

Supervisor Open Drain or Open Collector 1 Channel 4-SOP

Buy Now Datasheet
Supervisors - 846-BU4840F-TR-ND - DigiKey
Thief River Falls, MN, United States
Supervisor Open Drain or Open Collector 1 Channel 4-SOP

Supervisor Open Drain or Open Collector 1 Channel 4-SOP

Buy Now Datasheet
Supervisors - 846-BU4840F-DKR-ND - DigiKey
Thief River Falls, MN, United States
Supervisor Open Drain or Open Collector 1 Channel 4-SOP

Supervisor Open Drain or Open Collector 1 Channel 4-SOP

Buy Now Datasheet
Integrated Circuits (ICs) - Power Management (PMIC) - Supervisors - BU4840F-TR - Shenzhen Shengyu Electronics Technology Limited
Futian, China
Integrated Circuits (ICs) - Power Management (PMIC) - Supervisors
BU4840F-TR
Integrated Circuits (ICs) - Power Management (PMIC) - Supervisors BU4840F-TR
IC SUPERVISOR 1 CHANNEL 4SOP

IC SUPERVISOR 1 CHANNEL 4SOP

Supplier's Site
Voltage Detector, -40 To 125Deg C; Threshold Voltage Rohm - 01AH6944 - Newark, An Avnet Company
Chicago, IL, United States
Voltage Detector, -40 To 125Deg C; Threshold Voltage Rohm
01AH6944
Voltage Detector, -40 To 125Deg C; Threshold Voltage Rohm 01AH6944
VOLTAGE DETECTOR, -40 TO 125DEG C; Threshold Voltage:4V; No. of Supervisors / Monitors:1Monitors; Supply Voltage Min:700mV; Supply Voltage Max:7V; Reset Type:Active-Low, Open-Drain; Digital IC Case:SOP; No. of Pins:4Pins; Delay RoHS Compliant: Yes

VOLTAGE DETECTOR, -40 TO 125DEG C; Threshold Voltage:4V; No. of Supervisors / Monitors:1Monitors; Supply Voltage Min:700mV; Supply Voltage Max:7V; Reset Type:Active-Low, Open-Drain; Digital IC Case:SOP; No. of Pins:4Pins; Delay RoHS Compliant: Yes

Supplier's Site Datasheet
Supervisors - BU4840F-TR - Quarktwin Technology Ltd.
Shenzhen, Guangdong, China
Supervisors
BU4840F-TR
Supervisors BU4840F-TR
Supervisor Open Drain or Open Collector 1 Channel 4-SOP

Supervisor Open Drain or Open Collector 1 Channel 4-SOP

Buy Now Datasheet
PMIC - Supervisors - BU4840F-TR - Lingto Electronic Limited
Shenzhen, China
PMIC - Supervisors
BU4840F-TR
PMIC - Supervisors BU4840F-TR
IC SUPERVISOR 1 CHANNEL 4SOP

IC SUPERVISOR 1 CHANNEL 4SOP

Supplier's Site Datasheet

Technical Specifications

  ERSAELECTRONICS PTE. LTD. Win Source Electronics DigiKey Shenzhen Shengyu Electronics Technology Limited Newark, An Avnet Company Quarktwin Technology Ltd. Lingto Electronic Limited
Product Category Supervisory Circuits and Battery Monitor Chips Supervisory Circuits and Battery Monitor Chips Supervisory Circuits and Battery Monitor Chips Supervisory Circuits and Battery Monitor Chips Supervisory Circuits and Battery Monitor Chips Supervisory Circuits and Battery Monitor Chips Supervisory Circuits and Battery Monitor Chips
Product Number 691-BU4840F-TR 039720-BU4840F-TR 846-BU4840F-CT-ND BU4840F-TR 01AH6944 BU4840F-TR BU4840F-TR
Product Name Voltage Supervisor IC PMIC - PMIC - Supervisors - BU4840F-TR Supervisors Integrated Circuits (ICs) - Power Management (PMIC) - Supervisors Voltage Detector, -40 To 125Deg C; Threshold Voltage Rohm Supervisors PMIC - Supervisors
Number of Supplies 1 1; 1 1; 1Monitors 1; 1
Type Tape & Reel (TR) SOP; 4-SOP SC-82 SC-82 SC-82
IQ 0.5500 µA
Supply Voltage 0.7000 to 7 volts 0.7000 to 7 volts
Threshold 4 volts 4 volts 4 volts 4 volts 4 volts 4 volts
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