LTC6813ILWE-1#3ZZPBF Analog Devices Integrated Circuit (Quad Flat Packages) In Stock
Analog Devices LTC6813ILWE-1 is a high-accuracy 18-cell battery stack monitor with daisy-chain interface for multi-cell BMS. It measures up to 18 series cells with 16-bit ADC resolution and ±1.2mV accuracy. Available in a 64-pin LQFP package for EV and energy storage systems.
- Manufacturer
- Analog Devices
- Package
- Quad Flat Packages
- Pin Count
- 64
- Lifecycle
- ACTIVE
- Datasheet
- LTC6813ILWE-1#3ZZPBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $15.5224(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 LTC6813ILWE-1#3ZZPBF?
- Monitors up to 18 series-connected battery cells with 16-bit ADC and ±1.2mV total measurement error
- Daisy-chain SPI interface supports stacking multiple LTC6813 devices to monitor large battery packs without isolated power supplies
- Integrated passive cell balancing control with adjustable voltage threshold for precise charge equalization
- Built-in UV/OV cell detection with programmable thresholds enables fast fault response in safety-critical BMS designs
What is LTC6813ILWE-1#3ZZPBF used for?
The LTC6813ILWE-1 is primarily used in electric vehicle battery management systems where accurate monitoring of 18-series lithium-ion cells is critical for safety and performance. It also serves industrial energy storage systems, grid-scale battery packs, and hybrid-electric equipment requiring precise cell voltage measurement and balancing. Its daisy-chain architecture simplifies wiring and isolation design in large multi-module battery stacks.
What are the specifications of LTC6813ILWE-1#3ZZPBF?
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1982 |
| Date Of Intro | 2018-02-12 |
| YTEOL | 10 |
| Adjustable Threshold | YES |
| Analog IC - Other Type | BATTERY MONITOR |
| JESD-30 Code | S-PQFP-G64 |
| Number of Channels | 9 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | FLATPACK, HEAT SINK/SLUG, LOW PROFILE, FINE PITCH |
| Supply Voltage-Max (Vsup) | 90V |
| Supply Voltage-Min (Vsup) | 16V |
| Supply Voltage-Nom (Vsup) | 60V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
Where can I find the LTC6813ILWE-1#3ZZPBF datasheet?
LTC6813ILWE-1#3ZZPBF Datasheet DownloadOfficial datasheet from Analog Devices
What are equivalent replacements for LTC6813ILWE-1#3ZZPBF?
Compatible alternatives and drop-in replacements for LTC6813ILWE-1#3ZZPBF:
suggested
Frequently Asked Questions
How many battery cells can LTC6813ILWE-1 monitor per device, and what is its measurement accuracy?
The LTC6813ILWE-1 monitors up to 18 series-connected battery cells per IC with a total measurement error of ±1.2mV using its 16-bit ADC. This high accuracy makes it suitable for lithium-ion battery management in EV and energy storage applications where cell imbalance detection is critical.
How does the daisy-chain interface on LTC6813ILWE-1 benefit large battery pack designs?
The daisy-chain SPI interface allows multiple LTC6813ILWE-1 devices to be cascaded together, enabling monitoring of large battery packs with hundreds of cells using only 2 signal wires. This reduces isolation transformer count and simplifies wiring in high-voltage battery stacks of 400V or higher used in EVs.
What package does the LTC6813ILWE-1 use and what does the ILWE suffix indicate?
The LTC6813ILWE-1 comes in a 64-pin LQFP (Low-Profile Quad Flat Package), providing good thermal performance and standard PCB mounting. The I-suffix indicates industrial temperature rating (-40°C to +85°C), and the W in ILWE denotes a wide temperature operation grade, suitable for automotive-adjacent and industrial BMS environments.
Can LTC6813ILWE-1 handle cell balancing in addition to voltage monitoring?
Yes, LTC6813ILWE-1 includes integrated passive cell balancing control with adjustable voltage thresholds, allowing the BMS to discharge individual cells to equalize charge across the pack. Each of the 18 cell channels has a dedicated balancing switch drive output, supporting both manual and automatic balancing schemes.
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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.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $30.0000 | $30.00 |
| 9+ | $28.5000 | $256.50 |
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