LM3724IM5-2.32/NOPB Texas Instruments Integrated Circuit (SOT23 (5-Pin)) In Stock
LM3724IM5-2.32/NOPB is a low-power voltage supervisor and reset IC with a fixed 2.32V threshold and manual reset input. It monitors supply rails and asserts a reset signal whenever voltage falls below the 2.32V threshold in a compact 5-pin SOT-23 package. Suitable for microcontroller and processor reset supervision in space-constrained designs.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- ACTIVE
- Datasheet
- LM3724IM5-2.32/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.6295(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LM3724IM5-2.32/NOPB?
- Fixed 2.32V reset threshold for precise supply monitoring without external resistors
- Manual reset input pin enabling push-button or system-controlled reset assertion
- Compact 5-pin SOT-23 package with low quiescent current for battery-sensitive designs
What is LM3724IM5-2.32/NOPB used for?
The LM3724IM5-2.32/NOPB is commonly used to supervise microcontroller supply rails in embedded systems, ensuring a clean reset during power-up and brownout conditions. Its manual reset input makes it suitable for industrial control panels and portable instruments where operator-initiated reset is required. The low quiescent current and SOT-23 footprint make it a natural fit for battery-powered IoT nodes and handheld devices.
What are the specifications of LM3724IM5-2.32/NOPB?
| Pbfree Code | Yes |
| YTEOL | 15 |
| Adjustable Threshold | NO |
| Analog IC - Other Type | VOLTAGE SUPERVISOR/RESET IC |
| JESD-30 Code | R-PDSO-G5 |
| JESD-609 Code | e3 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP5/6,.11,37 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 0.01mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 1V |
| Supply Voltage-Nom (Vsup) | 2.5V |
| Surface Mount | YES |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Threshold Voltage-Nom | +2.32V |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | SOT23 (5-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Where can I find the LM3724IM5-2.32/NOPB datasheet?
LM3724IM5-2.32/NOPB Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for LM3724IM5-2.32/NOPB?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the fixed 2.32V threshold of the LM3724IM5-2.32/NOPB simplify board design compared to adjustable supervisors?
A fixed 2.32V threshold eliminates the external resistor divider needed by adjustable supervisors, reducing the BOM by 2 resistors and removing threshold error introduced by resistor tolerance (typically 1% to 5%). This simplifies PCB layout and ensures tight reset accuracy of typically ±1.5% without component matching, which is critical for 2.5V or 3.3V rail supervision where a brownout at 2.32V triggers the reset.
For a push-button reset circuit on an embedded processor board, how does the manual reset input of the LM3724IM5-2.32/NOPB integrate with the supervisor function?
The manual reset pin accepts a logic-low input from a push-button tied to ground through a 100 ohm series resistor, asserting the active-low RESET output regardless of supply voltage. The supervisor and manual reset share a single open-drain output, so both brownout detection below 2.32V and button presses produce the same clean reset pulse with a typical minimum width of 140 ms, meeting processor reset timing requirements without glue logic.
In a battery-powered IoT node, how does the LM3724IM5-2.32/NOPB quiescent current impact system battery life?
The LM3724IM5-2.32/NOPB draws typically 14 µA quiescent current during normal supervision, consuming less than 1% of the total system power budget in a low-power node drawing 1 mA to 2 mA average. Over a 1-year operating life on a 1000 mAh AA battery, the supervisor adds only about 4 mAh of drain, a negligible impact compared to the microcontroller and radio subsystems.
How does the SOT-23 5-pin package of the LM3724IM5-2.32/NOPB compare in board area to an 8-pin SOIC supervisor?
The SOT-23-5 package footprint is approximately 2.9 mm x 1.6 mm, compared to roughly 5 mm x 4 mm for an 8-pin SOIC, reducing the supervisor footprint by over 60%. For compact single-board computers, IoT modules, and wearables where every square millimeter of PCB area is budgeted, this size advantage allows placement in tight corners near the processor decoupling capacitors.
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Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $2.8000 | $2.80 |
| 25+ | $0.6574 | $16.43 |
| 100+ | $0.6478 | $64.78 |
| 250+ | $0.6295 | $157.38 |
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