B&K Precision 1550 - Manual - Manual (Page 3)

INTRODUCTIONS
I. Using the 1550 switching mode power supply
The unit is a Micro-controller based DC power supply with a total supply capability of
100W. By using a digital + / - keypad operation control, you can set the output voltage
and current easily. It is a clean supply with quiet operation making it ideal for laboratory,
work shop or educational applications where work bench space is limited.
The 1550 has a USB charger output, constant current operation, tracking OVP,
floating ground design, small footprint, output on/off push button and a small form
factor.
II. Using the USB power output
The USB output is made to the USB power standard of 5VDC and 0.4A .
You can power up or charge your portables such as an I-Pod, MP3 Player or Cell
Phone* which have USB power connectors for getting dc power from a PC (Personal
Computer).
* - REMARKS:
NOT ALL THE CELL PHONE CAN BE CHARGED BY THE USB.
SOME NEW MODELS REQUIRE HIGHER VOLTAGE THAN THE 5V USB. PLEASE
REFFERENCE THE MANUFACTURES DOCUMENTATION OF THE DEVICE TO BE
CONNECTED FOR COMPATABILITY ISSUES.