Cheerful spring attic cleaning:
1 - New thermoelectric (TEC) unidirectional PID controller.
DC in - 12V
I Out - 6A
Temp setting range ~ +14C...25C
Sensor - NTC (included)
Board size - 27x38mm
Tested with chinese TEC1-12705, 12706, 12709, 12710 peltiers.
$30/€22 + shipping
2 - Used 2 channel highside diode driver
DC in - 5...24V
I Out - 0...3A per channel (0...250mA for bias)
Start delay, standby beam suppression, diode overheat protection (NTC sensor included)
Board size - 40x45mm
$45/€33 + shipping
3 - New 1 channel highside diode driver with onboard buck converter
DC in - 12...24V
I Out 0...3A (0...300mA for bias)
Start delay + slow start, standby beam suppression, board overheat protection + diode overheat protection (NTC sensor included)
Board size - 30x50mm
$49/€36 + shipping
Ask me if something is unclear