Manufacturer: Microchip Technology
Win Source Part Number: 1074675-MCP121T-300E
Packaging: Reel - TR
Type: Simple Reset/Power-On Reset
Mounting: SMD (SMT)
Output: Open Drain or Open Collector
Reset: Active Low
Number of Voltages Monitored: 1
Reset Timeout: 80 ms Minimum
Voltage - Threshold: 2.93V
Family Name: MCP121
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 125°C (TA)
Case / Package: SOT-23-3
Alternative Parts (Cross-Reference): APX803S05-29SR-7; APX803S-31SR-7; APX803S05-31SR-7; APX803S00-29SR-7;
Introduction Date: September 28, 2004
ECCN: EAR99
Country of Origin: Thailand
Estimated EOL Date: 2027
Halogen Free: Not Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 70 pct.
Supply and Demand Status: Balance
1uA Supervisor Open Drain Active Low
IC SUPERVISOR 1 CHANNEL SOT23-3 Product overview: MCP121T-300E/TT from Microchip Technology 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 SOT23. Search-friendly keywords include voltage supervisor, reset IC, power monitoring, brownout detection, SOT23, Voltage Supervisor IC, Supervisors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 691-MCP121T-300E/TT can be used for catalog matching and distributor lookup.
Supervisor Open Drain or Open Collector 1 Channel SOT-23-3
Supervisor Open Drain or Open Collector 1 Channel SOT-23-3
Supervisor Open Drain or Open Collector 1 Channel SOT-23-3
Supervisor Open Drain or Open Collector 1 Channel SOT-23-3
IC SUPERVISOR 1 CHANNEL SOT23-3
IC, SUPERVISOR, ACTIVE LOW, 3SOT23; Threshold Voltage:2.93V; No. of Supervisors / Monitors:1Monitors; Supply Voltage Min:1V; Supply Voltage Max:5.5V; Reset Type:Active-Low, Open-Drain; Digital IC Case:SOT-23B; No. of Pins:3Pins; RoHS Compliant: Yes
IC SUPERVISOR 1 CHANNEL SOT23-3
Supervisory Circuits Open Drain Low
| Win Source Electronics | RS Components, Ltd. | ERSAELECTRONICS PTE. LTD. | DigiKey | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | Newark, An Avnet Company | Lingto Electronic Limited | VAST STOCK CO., 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 | Supervisory Circuits and Battery Monitor Chips |
| Product Number | 1074675-MCP121T-300E/TT | 352262 | 691-MCP121T-300E/TT | MCP121T-300E/TTDKR-ND | MCP121T-300E/TT | MCP121T-300E/TT | 84R7263 | MCP121T-300E/TT | MCP121T-300E/TT |
| Product Name | PMIC - PMIC - Supervisors - MCP121T-300E/TT | Voltage Supervisors | SOT23 Voltage Supervisor IC | Supervisors | Supervisors | Integrated Circuits (ICs) - Power Management (PMIC) - Supervisors | Ic, Supervisor, Active Low, 3Sot23; Threshold Voltage Microchip | PMIC - Supervisors | Supervisory Circuits |
| Number of Supplies | 1; 1 | 1 | 1 | 1; 1Monitors | 1; 1 | ||||
| Output Options | Open Drain; Inverting; Active Low | Open Drain; Open Drain (MCP121,131), Push Pull (MCP102,103) | Open Drain; Active Low | Open Drain | Open Drain; Open Drain or Open Collector | ||||
| Type | SOT-23-3 | SOT-23; SOT-23 | Tape & Reel (TR) | SOT-23; TO-236-3, SC-59, SOT-23-3 | TO-236-3, SC-59, SOT-23-3 | SOT-23; TO-236-3, SC-59, SOT-23-3 | |||
| Threshold | 2.93 volts | 2.93 volts | 2.93 volts | 2.93 volts | 2.93 volts | 2.93 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) |
