Active since 1984
TP140A

21W 7V High efficiency energy star power supply

Model reference
TPFB-21-1-A
Nominal output power
21W
Single output voltage
+7V

TP140A

21W High efficiency power supply used in touchless soap dispensers. Energy Star certified.

TP140A 21W 7V High efficiency energy star power supply

Overview

21W power supply
Passive PFC
Flyback converter topology
Wide input voltage range
Custom made

Application

Designed to supply the electronics and pump of a touchless soap or disinfectant dispenser
Operating 24/7

Input

Input voltage range
  • :
    90 – 264 Vac
Leakage current
  • :
    1 mA RMS max.
Efficiency
  • :
    77% EC Ecodesign (EUP Tier1)
Class I

Output

Nominal output power
  • :
    21W
Single output voltage
  • :
    +7V

Protections

Overload / short circuit protection
Time related output power / overcurrent protection
Automatic latch-off functionality
  • :
    Restart by removing the AC-input for at least 2 sec.
Under / overvoltage protection
Microprocessor controlled protections

Certificates

Energy Star
CE marked

Safety & EMC

EN 55022 (CISPR22) Class B
IEC/EN/UL 60335-1
IEC/EN/UL 60950-1
IEC/EN 61000-3-3
IEC/EN 61000-4-2
IEC/EN 61000-4-3
IEC/EN 61000-4-4
IEC/EN 61000-4-5
IEC/EN 61000-4-6
IEC/EN 61000-4-11
IEC/EN 61000-6-2
IEC/EN 61000-6-3

Cooling

Heatsink
  • :
    Two small special made heatsinks guarantee a low thermal stress level

Construction

Enclosed frame
  • :
    The power supply is mounted in an enclosed standard ABS housing

Connections

Input
  • :
    3-pins PCB mounting inlet (IEC 320-14)
Output
  • :
    Flying lead wire with a 2 pins connector

Dimensions & Weight

Dimensions (L X W X H)
  • :
    120 × 60 × 35 mm
  • :
    4.7 × 2.4 × 1.4 inch
Weight
  • :
    0.25 KG