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Datasheet Analog Devices AD8450

ManufacturerAnalog Devices
SeriesAD8450

Precision Analog Front End and Controller for Battery Test/Formation Systems

Datasheets

  • Download » Datasheet, PDF, 1.4 Mb, Revision: B
    AD8450: Precision Analog Front End and Controller for Battery Test/Formation Systems Data Sheet
    Docket ↓
    Precision Analog Front End and Controller
    for Battery Test/Formation Systems
    AD8450 Data Sheet
    FEATURES GENERAL DESCRIPTION Integrated constant current and voltage modes with
    automatic switchover
    Charge and discharge modes
    Precision voltage and current measurement
    Integrated precision control feedback blocks
    Precision interface to PWM or linear power converters
    Programmable gain settings
    Current sense gains: 26, 66, 133, and 200
    Voltage sense gains: 0.2, 0.27, 0.4, and 0.8
    Programmable OVP and OCP fault detection
    Current sharing and balancing
    Excellent ac and dc performance
    Maximum offset voltage drift: 0.6 µV/°C
    Maximum gain drift: 3 ppm/°C
    Low current sense amplifier input voltage noise: ≤9 nV/√Hz
    Current sense CMRR: 126 dB minimum (gain = 200)
    TTL compliant logic The AD8450 is a precision analog front end and controller for
    testing and monitoring battery cells. A precision programmable
    gain instrumentation amplifier (PGIA) measures the battery
    charge/discharge current, and a programmable gain difference ...

Prices

Status

AD8450ASTZAD8450ASTZ-RL
Lifecycle StatusProduction (Appropriate for new designs but newer alternatives may exist)Production (Appropriate for new designs but newer alternatives may exist)

Packaging

AD8450ASTZAD8450ASTZ-RL
Package80 ld LQFP (14x14mm)80 ld LQFP (14x14mm)
Pins8080
Package CodeST-80-2ST-80-2

Parametrics

AD8450ASTZAD8450ASTZ-RL
AutomotiveNoNo
Cell TypeLi-IonLi-Ion
Charger TypeLinearLinear
Is(typ), A7m7m
Operating Temperature Range, °C-40 to 85-40 to 85
Power Primary FunctionBattery Charge Controller, Battery Mgmt AFE, Battery MonitorBattery Charge Controller, Battery Mgmt AFE, Battery Monitor
Special FeaturesBattery MonitorBattery Monitor
Vin(max), V3636
Vin(min), V-31-31

Eco Plan

AD8450ASTZAD8450ASTZ-RL
RoHSCompliantCompliant

Moldel Line

Series: AD8450 (2)

Manufacturer's Classification

  • Application Specific > Industrial Battery Manufacturing

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