LTC2946CMS#PBF Analog Devices Integrated Circuit (Small Outline Packages) In Stock
LTC2946CMS#PBF is a wide-range I2C energy monitor from Analog Devices featuring 3-channel current, voltage, and power measurement with MSOP-16 package. It monitors energy consumption with 12-bit ADC resolution and programmable alert thresholds via I2C interface. Available worldwide with same-day shipping for power management and energy auditing applications.
- Manufacturer
- Analog Devices
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- LTC2946CMS#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $5.4300(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Wide range I2C energy monitor measuring current, voltage, and power across 3 channels with 12-bit ADC resolution
- Programmable alert thresholds with SDAO open-drain output enabling fault signaling in energy management systems
- Compact MSOP-16 package with integrated measurement and accumulation reducing external component count for power monitoring designs
Applications
The LTC2946CMS#PBF is used in server power monitoring, industrial energy auditing, and telecom equipment where precise 3-channel current and power measurement over I2C is required. Its wide input voltage range and programmable thresholds make it suitable for rack-mounted systems, battery-powered instruments, and multi-rail power supply monitoring. Design engineers integrate it into data center PDUs and embedded systems requiring real-time energy consumption tracking and fault alerting.
Specifications
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1669 |
| YTEOL | 10 |
| Additional Feature | MNL RST:N;PW FL IO:N;PRG RST DLY:N;WD:N;WDO:N;WWD:N |
| Adjustable Threshold | YES |
| Analog IC - Other Type | VOLTAGE SUPERVISOR/RESET IC |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e3 |
| Number of Channels | 3 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP16,.19,20 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE |
| Supply Current-Max (Isup) | 1.3mA |
| Supply Voltage-Max (Vsup) | 100V |
| Supply Voltage-Min (Vsup) | 4V |
| Supply Voltage-Nom (Vsup) | 48V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Threshold Voltage-Nom | +1.3V |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How many measurement channels does the LTC2946CMS#PBF support and what parameters can it monitor?
The LTC2946CMS#PBF monitors 3 channels of electrical parameters including current, voltage, and power, using a 12-bit ADC with an I2C interface. It accumulates energy consumption data internally and supports programmable alert thresholds, making it suitable for multi-rail power monitoring in servers, industrial systems, and telecommunications equipment where precise per-rail energy tracking is required.
What does the SDAO output on the LTC2946CMS#PBF enable in system designs?
The SDAO open-drain output on the LTC2946CMS#PBF provides a fault alert signal that activates when measured current, voltage, or power exceeds programmable threshold limits. This allows the host processor to respond to overcurrent or overvoltage events in real time without continuous polling, improving system reliability in 16-pin MSOP designs for server power management and industrial monitoring applications.
For a multi-rail server power supply, how does the LTC2946CMS#PBF simplify energy auditing?
The LTC2946CMS#PBF integrates current sensing, voltage measurement, and energy accumulation in a single 16-pin MSOP IC accessible via I2C, eliminating the need for discrete ADCs and shunt amplifiers on each rail. Its 3-channel measurement capability allows monitoring of multiple supply rails such as 3.3V, 5V, and 12V simultaneously, reducing BOM cost and PCB area in server power distribution and data center energy management designs.
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About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
More from Analog Devices
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $8.7000 | $8.70 |
| 10+ | $8.3010 | $83.01 |
| 19+ | $7.2000 | $136.80 |
| 1000+ | $5.4300 | $5430.00 |
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