Thermoelectric Cooler (TEC) Performance Calculator

Parameter
T_h	TEC Hot Side Temperature
T_c	TEC Cold Side Temperature
I_max	Current that produces ΔT_max
V_max	Voltage at ΔT_max condition
ΔT_max	Maximum achievable ΔT (T_h-T_c) at no heat load
I	Operating Current
V	Operating Voltage
P	Input Power
T_a	Ambient Temperature
Q_c	Heat pumped at Cold Side of TEC (Cooling Capacity)
Q_h	Heat pumped at Hot Side of TEC
α_m	Seebeck Coefficient of TEC
θ_m	Thermal Resistance of TEC
R_m	Electrical Resistance of TEC
Z	Figure of Merit of TEC
COP	Coefficient of Performance of TEC
θ_ha	Heat Sink to Ambient Thermal Resistance

COP vs Operating Current

Cooling Capacity vs Operating Current

Fill values in GREEN cells

Input the Technical Specifications

T_h°C

ΔT_max°C

I_maxA

V_maxV

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Calculated Physical Characteristics

α_m—V/°K

θ_m—°K/W

R_m—Ω

Z—1/°K

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Input Desired T_h and T_c

T_h

T_c

For Max Cooling Capacity

I—

COP—

For Max COP

I—

COP—

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Input the Operating Conditions

T_h°C

T_c°C

T_a°C

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Calculated Operating Parameters

Q_c—W

V—V

Q_h—W

COP—

θ_ha—°C/W

P—W