Datasheet LTM4663 (Analog Devices) - 4

FabricanteAnalog Devices
DescripciónUltrathin 1.5A µModule Thermoelectric Cooler (TEC) Regulator
Páginas / Página22 / 4 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. …
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TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Efficiency vs TEC Current at

TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted Efficiency vs TEC Current at

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LTM4663
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Efficiency vs TEC Current at Efficiency vs TEC Current at Efficiency vs TEC Current at VIN = 3.3V and 5V in Cooling VIN = 3.3V and 5V in Heating VIN = 3.3V with Different Loads in Mode with 2Ω Load Mode with 2Ω Load Cooling Mode
100 100 100 VIN = 3.3V VIN = 3.3V 90 V 90 IN = 5V VIN = 5V 90 80 80 80 70 70 70 60 60 60 50 50 50 EFFICIENCY (%) 40 EFFICIENCY (%) 40 EFFCIENCY(%) 40 30 30 30 20 20 LOAD = 2Ω 20 LOAD = 3Ω 10 10 10 LOAD = 4Ω LOAD = 5Ω 0 0 0 0 0.5 1.0 1.5 0 –0.5 –1.0 –1.5 0 0.5 1.0 1.5 TEC CURRENT (A) TEC CURRENT (A) 4663 G02 TEC CURRENT (A) 4663 G01 4663 G03
Efficiency vs TEC Current at Thermal Stability over Ambient Thermal Stability over Ambient VIN = 3.3V with Different Loads in Temperature at VIN = 3.3V, Temperature at VIN = 3.3V, Heating Mode TSET = 1 V TSET = 1.5 V
100 0.10 0.10 T = 15°C T = 15°C 90 0.08 T = 25°C 0.08 T = 25°C T = 35°C 80 0.06 T = 35°C T = 45°C 0.06 T = 45°C 70 0.04 T = 55°C 0.04 T = 55°C 60 0.02 0.02 50 0 TAGE ERROR (%) 0 TAGE ERROR (%) EFFICIENCY (%) 40 –0.02 –0.02 30 –0.04 –0.04 LOAD = 2Ω 20 LOAD = 3Ω –0.06 TAMPOUT VOL –0.06 TAMPOUT VOL 10 LOAD = 4Ω –0.08 –0.08 LOAD = 5Ω 0 –0.10 –0.10 0 –0.5 –1.0 –1.5 0 20 40 60 80 100 120 140 160 180 200 0 20 40 60 80 100 120 140 160 180 200 TEC CURRENT (A) TIME (Seconds) TIME (Seconds) 4663 G04 4663 G05 4663 G06
ITEC Current Reading Error vs TEC ITEC Current Reading Error vs TEC VTEC Voltage Reading Error vs Current in Cooling Mode Current in Heating Mode TEC Voltage in Cooling Mode
20 20 20 VIN = 3.3V VIN = 3.3V VIN = 3.3V 15 VIN = 5V 15 VIN = 5V 15 VIN = 5V 10 10 10 5 5 5 0 0 0 –5 –5 TAGE READING ERROR (%) –5 CURRENT READING ERROR (%) –10 CURRENT READING ERROR (%) –10 VOL –10 I TEC I TEC V TEC –15 –15 –15 –20 –20 –20 0 0.5 1.0 1.5 –1.5 –1.0 –0.5 0 0.5 1.0 1.5 2.0 2.5 TEC CURRENT (A) TEC CURRENT (A) TEC VOLTAGE (V) 4663 G07 4663 G08 4663 G09 Rev. 0 4 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Typical Performance Characteristics Pin Functions Block Diagram Decoupling Requirements Operation Applications Information Typical Applications Package Description Package Photo Package Description Design Resources Related Parts