TEC28V15A datasheet(7/21 Pages) ANALOGTECHNOLOGIES

7 / 21 page

1161 Ringwood Ct, #110, San Jose, CA 95131, U. S. A. Tel.: (408) 748-9100, Fax: (408) 770-9187

www.analogtechnologies.com

Analog Technologies

TEC28V15A

High Voltage High Current TEC Controller

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Power Supply Input: VPS pin, pin 29~32

Input Voltage Range

VVPS

Input Current

IVPS

Operation mode

0.05

IVPSSB

Standby mode

IVPSSD

Shutdown mode

µA

Temperature Stability

Temperature Error Voltage

VTMO−VTMS

−0.47

0.02

0.47

Efficiency

VVPS = 28V

|VTEC+− VTEC−| = 14V

|ITEC+− ITEC−| = 15A

≥92

Case Operating Temperature

Range

TCS

−40

110

°C

Ambient Operating Temperature

Range

−40

°C

Storage Temp. Range

TSTG

−40

125

°C

Controller Case Thermal

Resistance

RTH

°C /W

This TEC controller can only drive the TECs having >1Ω impedance, which equals VMAX / IMAX.

Figure 3. TMS Input Equivalent Circuit

Figure 4. VLM Input Equivalent Circuit

The switch S2 is closed @ heating, and open @

cooling

Figure 5. Controller States

VSB-SD: Going down logic low from standby to

shutdown

VSD-SB: Going up logic high from shutdown to standby

VOP-SB: Going down logic low from operation to

standby

VSB-OP: Going up logic high from standby to operation

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