OUTPUT SPECIFICATIONS
DC/DC CONVERTER
WIDE INPUT RANGE - 2:1
WKD SERIES
MECHANICAL DIMENSIONS &
RECOMMENDED FOOTPRINT DETAILS
SIMPLIFIED SCHEMATIC
|
Mechanical Characteristics |
|
|---|---|
|
Length:50.8mm |
Height: 21mm |
|
Width: 50.8mm |
Weight: 110g Typ |
|
GENERAL SPECIFICATIONS |
|||
|---|---|---|---|
|
Operating Temperature |
-40oC to +71oC |
Isolation Capacitance |
2500pF max |
|
Storage Temperature |
-55oC to +125oC |
Switching Frequency |
100 KHz min |
|
Humidity |
95% max |
MTBF |
>700,000 Hours at 25oC |
|
Cooling |
Free-Air Convection |
Case Material |
Six-Sided Shield Case |
|
Efficiency |
80% min |
Potting Material |
Epoxy(UL94-V0) |
|
Isolation Voltage |
1000 VDC min |
Conducted Emissions |
EN55022 Class A |
|
Isolation Resistance |
109 ohms min |
Radiated Emissions |
EN55022 Class A |
|
ELECTRICAL SPECIFICATIONS |
|||
|---|---|---|---|
|
Input Voltage Range |
2:1 Input Range |
Load Regulation |
+/-0.2% max |
|
Input Filter |
Pi Network |
Minimum Load |
10% of Full Load |
|
Protection |
Fuse Recommended |
Short Circuit Protection |
Continuous |
|
Voltage Setpoint Accuracy |
+/-2% max |
Short Circuit Restart |
Automatic |
|
Over Voltage Protection |
Built-in |
External trim Adj. Range |
+/-10% |
|
Temperature Coefficient |
+/-0.03%/oC |
Overload Protection |
180% Typ |
|
Ripple & Noise(20MHz BW) |
100mVp-p max |
Transient Response |
500uS max |
|
Line Regulation |
+/-0.2% max |
|
|
|
2:1 30W-40W DUAL OUTPUT |
|||||||
|---|---|---|---|---|---|---|---|
|
Model No |
INPUT VOLTAGE (DC) |
OUTPUT VOLTAGE (DC) |
OUTPUT CURRENT (mA) |
INPUT CURRENT(mA) |
EFF(%) |
ISOLATION(VDC) |
|
|
FULL LOAD |
NO LOAD |
||||||
|
WKDD-2412 |
18-36 |
+/-12 |
+/-1650 |
1960 |
18 |
85 |
1000 |
|
WKDD-2415 |
18-36 |
+/-15 |
+/-1300 |
1960 |
18 |
83 |
1000 |
|
WKDD-4812 |
36-72 |
+/-12 |
+/-1650 |
980 |
9 |
85 |
1000 |
|
WKDD-4815 |
36-72 |
+/-15 |
+/-1300 |
980 |
9 |
83 |
1000 |
|
2:1 30W-40W SINGLE OUTPUT |
|||||||
|---|---|---|---|---|---|---|---|
|
Model No |
INPUT VOLTAGE |
OUTPUT VOLTAGE |
OUTPUT CURRENT |
INPUT CURRENT(mA) |
EFF |
ISOLATION(VDC) |
|
|
FULL LOAD |
NO LOAD |
||||||
|
WKDS-1212 |
9-18 |
12 |
3000 |
3650 |
40 |
82 |
1000 |
|
WKDS-1215 |
9-18 |
15 |
2400 |
3650 |
40 |
82 |
1000 |
|
WKDS-1224 |
9-18 |
24 |
1500 |
3640 |
40 |
82 |
1000 |
|
WKDS-2412 |
18-36 |
12 |
3000 |
1820 |
18 |
82 |
1000 |
|
WKDS-2415 |
18-36 |
15 |
2400 |
1810 |
18 |
83 |
1000 |
|
WKDS-2424 |
18-36 |
24 |
1667 |
1950 |
18 |
85 |
1000 |
|
WKDS-4812 |
36-72 |
12 |
3000 |
910 |
9 |
82 |
1000 |
|
WKDS-4815 |
36-72 |
15 |
2400 |
902 |
9 |
83 |
1000 |
|
WKDS-4824 |
36-72 |
24 |
1667 |
976 |
9 |
85 |
1000 |
 |
 |
 |
 |
 |
 |
