RadioShack Engineering Data Sheet NiMH 9-Volt Rectangular
Catalog Number 23-529

Chemical System: Nickel-Metal Hydride

Designation: 9-Volt Rectangular

Battery Voltage: 8.4 Volts
Capacity: 150 mAh (Minimum)
Average Weight: 8.6 grams (0.30 oz)

Discharge Cut-off Voltage: 1.0 Volts
Max Charging Voltage: 1.5 volts at 160 mA

Internal Resistance

  • Full Charge: 22 milliohms
  • 1000 Hz: 17-38 milliohms

Service Life: >500 Cycles

Fast Charge

    180 to 360mA (0.5 to 1C) with charge termination control recommended control parameters:
    -DV: 0 - 5mV
    dT/dt (0.5 to 0.9C): 0.8° C/min
    dT/dt (1C): 0.8 - 1.0° C/min
    TCO: 45 - 50° C
    Timer: 105% nominal input

Temperature Range:

    Standard Charging: 32° to 113° F (0° to 45° C)
    Fast Charging: 32° to 113° F (10° to 45° C)
    Discharging: -4° to 122° F (-20° to 50° C)
    Storage: -4° to 95° F (-20° to 35° C)

 

Dimensions
Mechanical Diagram

Fast Charge

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Low Rate of Discharge

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High Rate of Discharge

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Specifications are typical; individual units might vary.
Specifications are subject to change and improvement without notice.


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