TP69A

250W Battery charging L-bracket switched mode power supply

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Model reference
TPDF-250-1-A
Nominal output power
250W
Single output voltage
+13.8Vdc

TP69A

Temperature compensated battery charger used to supply traffic information displays. This PSU is provided with remote sense and active current sharing. 

TP69A 250W Battery charging L-bracket switched mode power supply

Overview

•
250W lead acid battery charger
•
Remote sensing is used for compensating a voltage drop at the output wiring
•
Double-ended feed-forward topology
•
Temperate compensated output voltage guaranties an optimal lifetime of the connected battery
•
Active soft-start circuit adequately limits the inrush current at both cold- and hot start conditions
•
Custom made

Application

•
Traffic information displays at motorways
•
System consists of up to 20 charger and battery combinations
•
The chargers are parallelly contected to a single power bus
•
The connection provides active current sharing and an uninterrupted supply of power

Input

•
Input voltage range
  • :
    180-264 Vac
•
Leakage current
  • :
    0.5 mA max.
•
Leakage current
  • :
    > 80%

Output

•
Nominal output power
  • :
    250W
•
Single output voltage
  • :
    +13.8Vdc

Protections

•
Under / overvoltage protection
•
Overload protection
•
Overtemperature protection

Safety & EMC

•
EN 55022 (CISPR22) Class B
•
IEC/EN/UL 60950-1

Cooling

•
Forced air convection recommended

Construction

•
Open frame
•
L-bracket

Connections

•
Input
  • :
    3 pins Amp Mate-N-Lok connector
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Output
  • :
    4 pins Leoco connector

Dimensions & Weight

•
Size housing (LxWxH)
  • :
    275 × 125 × 63 mm
  • :
    10.8 × 4.9 × 2.5 inch
•
Size PCB (LxWxH)
  • :
    275 × 100 × 54 mm
  • :
    10.8 × 4 × 2.1 inch
•
Weight
  • :
    1.4 KG