JBL702A Series
Universal Input, 20 Watt Output
Li-ion/Polymer Chargers
2 Year Warranty
•100-240VAC Universal Input
•Optimizes Li-ion/Polymer Battery Life
•4V to 21V Output Models, up to 21W
•Dual-color LED Indicator
•Modified and Custom Designs Available
•Impact-Resistant Polycarbonate Enclosure
•Meets safety agency requirements
All Specifications are typical at nominal input, full load at 25°C unless otherwise stated.
Topology
Switching – Battery Charger
AC Input
100-240VAC, +/-10%, 47-63 Hz, 1∅.
Input Current
1.0A maximum, at 110Vac Approvals and Safety Standards
EN/IEC/CSA/UL60950-1,
EMC: EN55022/55024/61000
Inrush Current
peak.
Inrush limiting provided – 150A Dielectric Withstand
Input-Output: 3000Vac, Input-GND: 1500Vac,
Output-GND: 500Vdc
Input Fuse
Dual Internal Primary Current Fuse: 250Vac, 1A
See chart.
Operating Temperature
Storage Temperature
0° to 40°C, no derating
Output Voltage
Output Power
Minimum Load
Battery Type:
Charging Method:
-30 to +85°C.
See chart Relative Humidity
Not required. Altitude
5% to 95%, non-condensing
0 to 10,000 ft.
Li-ion/Polymer MTBF
>61,000 hours (calculated)
Constant current and constant voltage. Case Dimensions:
4.49”(L) x 2.36”(W) x 1.38(H)”,
114mm(L) x 60mm(W) x 35mm(H)
Overload Protection
Hiccup Mode Case Material:
Black 94V0 Polycarbonate
Short Circuit Protection
Hiccup Mode Output Connections:
Cable: 1500mm, 18AWG, 2 conductor.
Connector: 1.35 x 3.5mm barrel type, center contact (+).
Pre-Charge Mode Operation:
(a) Threshold Voltage: <10.0 +/-0.2V
(b) Pre-charge Current = Fast charge current
(c) Pre-charge Cycle 10 Times, 10sec ON / 2sec OFF
(d) Fast charge Mode change When the battery voltage is more than 5.0V (Threshold voltage), change to the Fast charge Mode.
(e) Pre-charge Failure check After 10 cycle, check the battery voltage is less than 5.0V, show the flickering LED; more than 5.0V, change to the Fast
charge Mode.
LED Indicators:
LED Off:
R/G/A 0.5 second on/off:
Red LED On:
Battery Unloaded, output shorted.
Power switch ON, or reset microcontroller.
Fast Charge, pre-charge
Green LED On:
Flickering Red LED:
Fully Charged or Trickle Charge
Error (Output overvoltage or undervoltage. LED error blink rate is 500 mSec on, 500 mSec off.
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SL Power Electronics Corp • 6050 King Drive Ventura, CA 93003 • Phone 805.486.4565 • Fax 858.712.2040 • Email: info@slpower.com • www.slpower.com