Data Sheet
Switching DC Power Supply with USB Charger
Output 1-36 V, 0-3 A
Specifications
Model 1550
MAIN OUTPUT
1550
1.0 – 36 VDC
0–3A
Output Voltage Adjustable Range
Output Current Adjustable Range
Voltage Regulation
New touch pad design
Load (10 % to 100 %)
Line (min to max)
Ripple
±50 mV
±20 mV
±5 mV rms
±50 mV
+
V
OUTPUT
ON/OFF
A
Noise (Peak to Peak)
Current Regulation
Load (10 % to 100 %)
Line (min to max)
USB OUTPUT
_
The model 1550 is a compact 108 watt power supply delivering 1-36 V and
0-3 A from its main isolated output. A unique feature of the 1550 supply is
the USB charging port located on the front panel allowing the user to charge
a cell phone or MP3 player. Clean power and quiet operation make this
power supply ideal for any bench in laboratories, work shops and schools
where bench space is limited.
Features:
I
I
I
I
I
I
I
I
±20 mA
±20 mA
Output Voltage
Output Current
Load Voltage Regulation
Ripple & Noise (no load rms)
OTHER
5 V (±10 %)
400 mA (±10 %)
80 mV (±10 %)
8 mV (±10 %)
AC Input
Efficiency at Max Power
Voltmeter and Ammeter Display
Voltmeter Accuracy
Switching Operation Frequency
Ammeter Accuracy
Full Load Input Current at 120 Vac
LCD Indication
GENERAL
100 – 120 Vac (50~60 Hz)*
83 % (±10 %)
3 Digit
±1 % of rdg. ± 5 digits
80 kHz to 120 kHz
±1 % of rdg. ± 5 digits
1.8 A (±10 %)
CC, CV, Amp, Volt, Output ON-OFF
USB charging port on front panel
Rear panel security loop
Compact design
Output On/Off control
Large bright easy to read LCD display
Constant voltage and constant current operation
Overvoltage protection
230 VAC version with banana style outputs (model 1550-220V)
Protection
Dimensions (W x H x D)
Weight
Short Circuit, Overload, Over Temperature,
Over Voltage
2.8” x 6.0” x 9.8” (70 x 150 x 250 mm)
4.4 Lbs. (2 kgs)
One-Year Warranty
Supplied Accessories
User manual and power cord
USB C harging P ort
*For 230V input, order model number 1550-220V.
Charge your cell phone
or MP3 player while
you work
Rear P anel Sec urit y Loop
Secure the power
supply to a work
station to prevent
unwanted removal
Technical data subject to change
© B&K Precision Corp. 2014
v040914
w w w.bk prec ision.c om
Analogue and Mixed Signal
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