85V20.6F Super Capacitor Module
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800F Core Module Sequence
Introduction
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The DUCM 8520R6 E20A type supercapacitor module consists of 34 2.7V 800F supercapacitor cores connected in series, and the module casing is made of Q235 material.
The module features low internal resistance, high power, long lifespan, and low-temperature resistance.
The module core is equipped with a voltage balancing circuit and outputs over-temperature alarm signals, over-voltage alarm signals, and polarity reverse connection alarm signals.
Multiple modules can be combined in series and parallel to achieve higher voltage or energy storage.
Parameters
-
- Performance Parameters
- Service Life
Product Model
DUCM 8520R6 E20A
Rated Capacity
20.6F (25℃)
Capacity Deviation
0% ~ +20%
Rated Voltage
85V
Maximum Voltage
91.8V
Energy Storage
20.67wh
Equivalent DC Internal Resistance
≤ 140mΩ
Leakage Current
≤ 32mA @ 85V
Maximum Continuous Current
40A (T=△40℃, <5min)
Peak Current
318A (<1S, not repeated within 24h)
Operating Temperature
-40℃ - 65℃
Storage Temperature
-40℃ - 70℃
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Charging and discharging process
A) Charge the module to the rated voltage UR with a constant current I
B) Maintain the rated voltage for 5 minutes
C) Discharge the module to <0.2V with a constant current I
D) U1=80%UR, U2=50%UR
1. Capacity calculation method
C=I*(T2-T1)/(U1-U2),
C: Capacity (F)
I: Discharge current (A)
T2-T1: Discharge time (S)
U1-U2: Voltage change (V)
2. DC ESR (Direct Current Equivalent Series Resistance) measurement method
DC ESR = ΔU / I ,
ΔU: Voltage change over 10ms
I: Discharge current (A)
Test Method
-
- Performance Parameters
- Service Life
Product Model
DUCM 8520R6 E20A
Rated Capacity
20.6F (25℃)
Capacity Deviation
0% ~ +20%
Rated Voltage
85V
Maximum Voltage
91.8V
Energy Storage
20.67wh
Equivalent DC Internal Resistance
≤ 140mΩ
Leakage Current
≤ 32mA @ 85V
Maximum Continuous Current
40A (T=△40℃, <5min)
Peak Current
318A (<1S, not repeated within 24h)
Operating Temperature
-40℃ - 65℃
Storage Temperature
-40℃ - 70℃
-
Charging and discharging process
A) Charge the module to the rated voltage UR with a constant current I
B) Maintain the rated voltage for 5 minutes
C) Discharge the module to <0.2V with a constant current I
D) U1=80%UR, U2=50%UR
1. Capacity calculation method
C=I*(T2-T1)/(U1-U2),
C: Capacity (F)
I: Discharge current (A)
T2-T1: Discharge time (S)
U1-U2: Voltage change (V)
2. DC ESR (Direct Current Equivalent Series Resistance) measurement method
DC ESR = ΔU / I ,
ΔU: Voltage change over 10ms
I: Discharge current (A)
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