LTC2944CDD#PBF Analog Devices Integrated Circuit (Small Outline No-lead) In Stock
The LTC2944CDD#PBF is a battery gas gauge IC from Analog Devices supporting up to 60 V battery stacks with integrated voltage, current, and temperature measurement. It provides adjustable threshold alerts via an I2C-compatible interface in a compact 8-pin DFN package. Ideal for battery management systems in industrial equipment, portable instruments, and electric vehicle auxiliary packs.
- Manufacturer
- Analog Devices
- Package
- Small Outline No-lead
- Pin Count
- 8
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- LTC2944CDD#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.9300(MOQ 10)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of LTC2944CDD#PBF?
- Battery gas gauge operating up to 60 V
- Integrated voltage, current, and temperature measurement
- Adjustable alert thresholds for battery protection
- Single-channel monitoring in 8-pin DFN package
- I2C-compatible digital interface for host reporting
- Supports lead-acid and multi-cell lithium battery stacks
What is LTC2944CDD#PBF used for?
The LTC2944CDD#PBF is designed for battery state-of-charge monitoring in industrial handheld instruments, uninterruptible power supplies, and multi-cell battery management systems where accurate coulomb counting up to 60 V is required. Its combined voltage, current, and temperature measurement allows the host processor to compute remaining capacity and detect fault conditions without additional external sensors. The compact DFN package and adjustable thresholds enable flexible integration into both portable and fixed-installation power management designs.
What are the specifications of LTC2944CDD#PBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1698 |
| YTEOL | 3 |
| Adjustable Threshold | YES |
| Analog IC - Other Type | BATTERY GAUGE |
| JESD-30 Code | S-PDSO-N8 |
| JESD-609 Code | e3 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Supply Voltage-Max (Vsup) | 60V |
| Supply Voltage-Min (Vsup) | 3.6V |
| Supply Voltage-Nom (Vsup) | 30V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Package | Small Outline No-lead |
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 | Malaysia |
Where can I find the LTC2944CDD#PBF datasheet?
LTC2944CDD#PBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LTC2944CDD#PBF?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
Up to what battery voltage can the LTC2944CDD#PBF operate, making it suitable for multi-cell packs?
The LTC2944CDD#PBF supports battery voltages up to 60 V, which accommodates lead-acid packs of up to 5 cells in series or lithium-ion packs of up to 14 cells in series. This wide voltage range makes it directly applicable to e-bike batteries, industrial UPS systems, and telecom backup power without requiring external voltage dividers or additional protection circuitry.
What measurement parameters does the LTC2944CDD#PBF monitor simultaneously, and how does this simplify battery management firmware?
The LTC2944CDD#PBF simultaneously measures battery voltage, current through an external sense resistor, and temperature, delivering all 3 data points over a single I2C bus interface. This eliminates the need for 3 separate sensor ICs, reducing firmware polling complexity and BOM component count. The host microcontroller can read all parameters in a single register burst, enabling real-time state-of-charge calculation with minimal CPU overhead.
How do the adjustable thresholds in the LTC2944CDD#PBF protect a lithium-ion battery pack from over-discharge?
The LTC2944CDD#PBF allows programmable alert thresholds for voltage, current, and temperature, so designers can set a minimum cell voltage threshold of, for example, 3.0 V per cell and an over-current limit matching the pack's 10 A continuous discharge rating. When any threshold is crossed, the IC asserts an alert output that the host processor can use to cut off the load circuit, preventing cell damage and extending overall battery cycle life.
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Why Buy from FindMyChip
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.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 10+ | $6.4290 | $64.29 |
| 19+ | $5.2100 | $98.99 |
| 1000+ | $3.9300 | $3930.00 |
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