DS2438Z+T&R The Analog Devices DS2438Z+T&R is a smart battery monitor IC designed for efficient battery pack management. It operates within a temperature range of -40°C to 85°C and requires a supply voltage between 2.4V and 10.0V.
Mfr Part #:

DS2438Z+T&R

Available from 2 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The Analog Devices DS2438Z+T&R is a smart battery monitor IC designed for efficient battery pack management. It operates within a temperature range of -40°C to 85°C and requires a supply voltage between 2.4V and 10.0V.
✓ Total Stock: 9,667 pcs
$ Price Range: $0.75

DS2438Z+T&R Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
6,000 pcs
6000 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
3,667 pcs
3667 pcs On Request 1 On Request On Request On Request On Request On Request

DS2438Z+T&R Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Battery Chemistry
Function
Interface
Mounting Type
Operating Temperature
Supplier Device Package
Supply Voltage

DS2438Z+T&R Description

Short technical summary and product information.

The DS2438Z+T&R from Analog Devices (formerly Maxim Integrated) is an integrated circuit designed for smart battery monitoring applications. It features a unique 1-Wire interface, simplifying communication by requiring only one port pin.

 

This device integrates several key functions for battery pack management, including on-chip temperature sensing, an A/D converter for monitoring battery voltage and current, and an integrated current accumulator for fuel gauging. It also includes a 40-byte nonvolatile user memory for storing battery-specific data.

 

The DS2438Z+T&R operates over a wide temperature range of -40°C to +85°C and is available in an 8-SOIC surface mount package. Its functionality makes it suitable for applications such as portable computers, cellular phones, consumer electronics, and handheld instrumentation.

 

Key features include a unique 64-bit serial number, on-board A/D converter for voltage and current measurement, and an elapsed time meter. The device reverts to a low-power sleep mode upon battery pack disconnect, though this feature is disabled on the DS2438AZ variant.

DS2438Z+T&R Quick Information

Product Type: Battery Monitor IC
Canonical Name: DS2438Z+T&R Smart Battery Monitor
Subcategory: Battery Management

DS2438Z+T&R Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

DS2438Z+T&R Estimated Pricing

Qty Low High
1+ $0.75 $0.75

Estimated market price range - modelled values for guidance only, not live distributor offers.

DS2438Z+T&R Features

  • Unique 1-Wire interface for communication.
  • On-chip temperature and battery voltage sensing.
  • Integrated current accumulator for fuel gauging.
  • 40-byte nonvolatile user memory available.
  • Operates from -40°C to 85°C.

DS2438Z+T&R Applications

  • Ideal for portable computer battery packs.
  • Suitable for cellular phone battery management.
  • Used in consumer electronics battery packs.
  • Applicable for handheld instrumentation.

DS2438Z+T&R FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating temperature range for the DS2438Z+T&R?

The operating temperature range is -40°C to 85°C.

What is the supply voltage range for the DS2438Z+T&R?

The supply voltage range is 2.4V to 10.0V.

What interface does the DS2438Z+T&R use?

The DS2438Z+T&R uses a 1-Wire interface.

What is the function of the DS2438Z+T&R?

The function of the DS2438Z+T&R is a Battery Monitor.

What battery chemistry is supported by the DS2438Z+T&R?

The DS2438Z+T&R supports Smart Batteries.

What package is the DS2438Z+T&R supplied in?

The DS2438Z+T&R is supplied in an 8-SOIC package.

How is the DS2438Z+T&R mounted?

The DS2438Z+T&R is a surface mount device.

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