Manufacturer: Rohm Semiconductor
Win Source Part Number: 1155786-BU4240F-TR
Packaging: Reel - TR
Type: Simple Reset/Power-On Reset
Operating Temperature Range: -40°C ~ 125°C (TA)
Package: SC-82
Mounting: SMD
Output: Open Drain or Open Collector
Reset: Active Low
Number of Voltages Monitored: 1
Reset Timeout: Adjustable/Selectabl
Voltage - Threshold: 4V
Family Name: BU4240
Categories: Integrated Circuits (ICs)
Manufacturer Homepage: www.rohm.com
Manufacturer Package: 4-SOP
Alternative Parts (Cross-Reference): RT9818C-38GYR; RT9818B-36PYR; RT9818D-36PY;
Introduction Date: January 20, 2004
ECCN: EAR99
Estimated EOL Date: 2024
Popularity: Medium
Fake Threat In the Open Market: 50 pct.
Supply and Demand Status: Limited
IC SUPERVISOR 1 CHANNEL 4SOP Product overview: BU4240F-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-BU4240F-TR can be used for catalog matching and distributor lookup.
Supervisor Open Drain or Open Collector 1 Channel 4-SOP
Supervisor Open Drain or Open Collector 1 Channel 4-SOP
IC SUPERVISOR 1 CHANNEL 4SOP
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
Supervisory Circuits LOW VOLT DETECT VOLT 4.2V
Supervisor Open Drain or Open Collector 1 Channel 4-SOP
IC SUPERVISOR 1 CHANNEL 4SOP
| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | DigiKey | Shenzhen Shengyu Electronics Technology Limited | Newark, An Avnet Company | VAST STOCK CO., LIMITED | 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 | Supervisory Circuits and Battery Monitor Chips |
| Product Number | 1155786-BU4240F-TR | 691-BU4240F-TR | 846-BU4240F-TR-ND | BU4240F-TR | 01AH6895 | BU4240F-TR | BU4240F-TR | BU4240F-TR |
| Product Name | PMIC - PMIC - Supervisors - BU4240F-TR | Voltage Supervisor IC | Supervisors | Integrated Circuits (ICs) - Power Management (PMIC) - Supervisors | Voltage Detector, -40 To 125Deg C; Threshold Voltage Rohm | Supervisory Circuits | Supervisors | PMIC - Supervisors |
| Number of Supplies | 1; 1 | 1 | 1; 1Monitors | 1; 1 | ||||
| Output Options | Open Drain; Inverting; Active Low | Open Drain; Active Low | Open Drain | Open Drain; Open Drain or Open Collector | ||||
| Threshold | 4 volts | 4 volts | 4 volts | 4 volts | 4 volts | 4 volts | ||
| Operating Temperature | -40 to 125 C (-40 to 257 F) | -40 C (-40 F) | -40 to 125 C (-40 to 257 F) | -40 to 125 C (-40 to 257 F) | -40 to 125 C (-40 to 257 F) | -40 to 125 C (-40 to 257 F) |
