1
DCDC18R Boost Regulator
1. General Description
The DCDC18R Boost regulator is intended to accept an 11 to 16 VDC input
and boost it to 18 VDC. Its main use is to boost automobile supply voltages to
the 17 VDC minimum required to charge the batteries in the CR3000, CR5000,
or CR23X LA bases. It can be conveniently bolted onto the side of the LA
base next to the charger input.
FIGURE 1-1. DCDC18R
Input Voltage:
11 to 16 VDC
Output Voltage:
18 V
±
5%
Quiescent Current
4 mA
Maximum Output Current:
1 Amp
Maximum Input Current
2.25 Amps
*
Power Conversion Efficiency
80 to 90%
Temperature Range:
-40 to +60
°
C
