KA84933UA The Nuvoton Technology KA84933UA is a Battery Monitoring IC designed for multi-cell stacked battery systems. It supports up to 20 battery cells connected in series.
Mfr Part #:

KA84933UA

Available from 1 distributors
Mfr Name: Nuvoton Technology
Nuvoton Technology
The Nuvoton Technology KA84933UA is a Battery Monitoring IC designed for multi-cell stacked battery systems. It supports up to 20 battery cells connected in series.
Total Stock: 3,520 pcs
$ Price Range: $1.88

KA84933UA Available from 1 distributor

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Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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3,520 pcs
3520 pcs On Request 1 On Request On Request On Request On Request On Request

KA84933UA Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Interface
Mounting Type
Number of Cells

KA84933UA Description

Short technical summary and product information.

The Nuvoton Technology KA84933UA is an Automotive Battery Management IC for multi-cell stacked battery systems. It supports up to 20 battery cells connected in series and can measure up to 100 V, making it suitable for electric vehicle systems.

 

Key features include a measurement accuracy of less than 1.5 mV, a redundant measurement system for functional safety, and a low shutdown current of less than 1 µA. It offers a 2.5 MHz serial interface with packet error check and supports daisy chain connections for up to 63 ICs. The device includes a 16-bit ADC, 13 channels of general-purpose input/output (GPIO), and an I2C serial bus interface.

 

Designed for ISO26262-compliant systems and AEC-Q100 compliance, the KA84933UA is ideal for electric and hybrid electric vehicles (EV, PHEV, HEV) and other power applications utilizing multi-stacked battery cells.

 

The component is available in a TQFP80L package measuring 14x14x1mm with a lead pitch of 0.65mm.

KA84933UA Quick Information

Product Type: Battery Monitoring IC
Canonical Name: KA84933UA Battery Monitoring IC
Subcategory: PMIC

KA84933UA Compliance

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

KA84933UA Estimated Pricing

Qty Low High
1+ $1.88 $1.88

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

KA84933UA Features

  • Supports up to 20 battery cells in series.
  • Measurement accuracy less than 1.5 mV.
  • Redundant system for functional safety.
  • Low shutdown current less than 1 µA.
  • 16-bit ADC for precise measurements.

KA84933UA Applications

  • Ideal for electric vehicle systems.
  • Suitable for hybrid electric vehicles.
  • Used in multi-stacked battery applications.
  • Supports high voltage battery control.

KA84933UA FAQs

7 frequently asked questions generated from this part’s specifications.
How many battery cells can the KA84933UA monitor?

The KA84933UA supports up to 20 battery cells connected in series.

What is the measurement accuracy of the KA84933UA?

The measurement accuracy is less than 1.5 mV before shipment.

What is the shutdown current for the KA84933UA?

The shutdown current is less than 1 µA.

What is the serial interface speed of the KA84933UA?

The serial interface speed is 2.5 MHz with a packet error check function.

How many KA84933UA ICs can be connected in a daisy chain?

Up to 63 ICs can be connected in a daisy chain using twisted pair cables.

What is the ADC resolution of the KA84933UA?

The KA84933UA features a 16-bit ADC.

How many GPIO channels are available on the KA84933UA?

There are 13 channels of general purpose input/output (GPIO) available.

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