V14
︳
FEATURES
EC9BW SERIES
30 WATT 4:1 INPUT
DC-DC CONVERTERS
* 30W Isolated Output
* Efficiency to 92%
* 2’’x1’’ Six-Sided Shield Metal Case
* 4:1 Input Range
* Regulated Outputs
* Fixed Switching Frequency
* Input Under Voltage Protection
* Over Current Protection
* Remote On/Off
* Continuous Short Circuit Protection
* No Tantalum Capacitor Inside
* CE Mark Meets 2004/108/EC
* Safety Meets UL60950-1, EN60950-1, and IEC60950-1
MODEL
NUMBER
EC9BW-24S33
EC9BW-24S05
EC9BW-24S12
EC9BW-24S15
EC9BW-24D12
EC9BW-24D15
INPUT
OUTPUT
VOLTAGE VOLTAGE
9-36 VDC
9-36 VDC
9-36 VDC
9-36 VDC
9-36 VDC
9-36 VDC
3.3 VDC
5 VDC
12 VDC
15 VDC
±12 VDC
±15 VDC
3.3 VDC
5 VDC
12 VDC
15 VDC
±12 VDC
±15 VDC
OUTPUT CURRENT
MIN.
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
0 mA
MAX.
7500 mA
6000 mA
2500 mA
2000 mA
±1250 mA
±1000 mA
7500 mA
6000 mA
2500 mA
2000 mA
±1250m A
±1000m A
INPUT CURRENT
NO LOAD
100 mA
110 mA
50 mA
50 mA
60 mA
60 mA
50 mA
50 mA
30 mA
30 mA
40 mA
40 mA
FULL LOAD
1172 mA
1397 mA
1374 mA
1374 mA
1374 mA
1359 mA
593 mA
694 mA
683 mA
679 mA
683 mA
679 mA
% EFF.
(2)
88
91
91
91
92
87
89.5
91.5
92
92
CAPACITOR
(3) LOAD MAX.
7500µF
6000µF
2500µF
2000µF
1250µF
1000µF
7500µF
6000µF
2500µF
2000µF
1250µF
1000µF
88.5
90.5
90.5
90.5
91
87.5
90
90
91
91
89.5 89.5
EC9BW-48S33 18-75 VDC
EC9BW-48S05 18-75 VDC
EC9BW-48S12 18-75 VDC
EC9BW-48S15 18-75 VDC
EC9BW-48D12 18-75 VDC
EC9BW-48D15 18-75 VDC
91.5 90.5
NOTE:
1. Nominal Input Voltage 24 or 48 VDC
2. Measured at 12VDC for 24Vin, 24VDC for 48Vin
3. Measured at Nominal Input Voltage
1
V14
SPECIFICATIONS
All Specifications Typical At Nominal Line, Full Load, and 25
℃
Unless Otherwise Noted
INPUT SPECIFICATIONS:
Input Voltage Range ....……………..............…. 24VDC ................ 9 – 36VDC
48VDC ….……. 18 – 75VDC
Input Surge Voltage (100ms max.) ………….. 24VDC ..…....... 50VDC max.
48VDC …..... 100VDC max.
Under Voltage Lockout …………….. 24Vin Power Up .…….……. 8.8VDC typ.
24Vin Power Down ….……. 8.0VDC typ.
48Vin Power Up …….....….. 17VDC typ.
48Vin Power Down ……....... 16VDC typ.
Input Filter …………………………………………..……….……………. PI Type
Positive Logic Remote on/off Control (note3&4)
GENERAL SPECIFICATIONS:
Efficiency ............................................…..……..………............ See Table
Isolation Voltage ….............................…...…………...... 1500 VDC min.
9
Isolation Resistance …..................…….……………..…… 10 ohm min.
Isolation Capacitance …………………..……………….…… 1000pF typ.
Switching Frequency ............................……...................... 430KHz typ.
EMI/RFI ………………………………….…. Six-Sided Continuous Shield
Operating Ambient Temperature Range ...…..…...…….... -40
℃
to +85℃
De-rating, Above 65
℃
……………..…. Linearly to Zero Power at +105
℃
Case Temperature (note 5) ………………………………….. 105℃ max.
Cooling ………………………………………………… Natural Convection
Storage Temperature Range ...……..........……....…....... -55
℃
to +125℃
Thermal Shutdown, Case Temp. .………….....................……. 110℃ typ.
Humidity ................................................. 95% RH max. Non-Condensing
MTBF … MIL-STD-217F, GB, 25
℃
, Full Load … Single .… 900Khrs typ.
Dual …... 650Khrs typ.
Dimensions ................ 2.00 x 1.00 x 0.40 inches (50.8 x 25.4 x 10.2 mm)
Case Material ……… Black Coated Copper with Non-Conductive Base
Weight ………………………………………………………………….. 35g
OUTPUT SPECIFICATIONS:
Voltage Accuracy ………………....………...……….......…………… ±1% max.
Voltage Balance (Dual) …….…..…………..……………………….….
±1%
max.
Transient Response: 75% - 100% Step Load Change
Error Band …………
±5%
Vout nominal, Recovery Time …….…... <250us
Ripple & Noise, 20MHz BW (Measured with 0.1uF MLCC)
Vo=3.3&5V ……………….……………..… 75mV pk-pk max.
Vo=12V&15V&±12V&±15V …………….. 100mV pk-pk max.
Temperature Coefficient ....................….……………....…..……….. ±0.02%/℃
Line Regulation (note1) .……………. Single…….....................….
±0.2%
max.
Dual ……......................….
±0.5%
max.
Load Regulation (note2) .…….....…. Single ….......................….
±0.5%
max.
Dual .….…..…..........…......
±1.0%
max.
Cross Regulation (Dual Output) Load Cross Variation 10%/100% ... ±5% max.
Over Voltage Protection ……………………….………… Zener or TVS Clamp
Current Limit ……………………………………. 110% - 160% Nominal Output
Output Short Circuit Protection .............................. Continuous (Hiccup Mode)
External Trim Adj. Range (Single Output Models Only) …..……….…….. ±10%
Start Up Time ……………………………………………………………. 5ms typ.
NOTE :
1. Measured from high line to low line.
2. Measured from full load to min. load.
3.
Logic compatibility ….… CMOS or open collector TTL, referenced to –Vin.
Module on …………….…… >3.5VDC to 75VDC or open circuit
Module off …………………..……………….…………. <1.2VDC
4. Suffix "N" to the model number with negative logic remote on/off
Module on ………………………………….…………... <1.2VDC
Module off ………………….. >3.5VDC to 75VDC or open circuit
5. Maximum case temperature under any operating condition should
not be exceeded 105℃.
SIZE B Dimensions:
NOTE: Pin Size is 0.04±0.004 Inch (1.0±0.1 mm)DIA
All Dimensions In Inches (mm)
Tolerances Inches: X.XX= ±0.02 , X.XXX= ±0.010
Millimeters: X.X= ±1.0, X.XX= ±0.25
Typical Derating curve for Natural Convection
120%
LOAD(%)
100%
-40
65
1.00
[25.4]
0.10
[2.5]
0.400
[10.16]
0.400
[10.16]
0.10
[2.5]
80%
60%
40%
20%
0%
-40
Natural
Convection
3
5
4
105
-20
0
20 40 60 80 100 120
Ambient Temperature(
o
C)
Pin
BOTTOM VIEW
1
2
3
4
5
6
6
2.00
[50.8]
1.800
[45.72]
PIN CONNECTION
Single
Dual
+V Input
+V Input
-V Input
-V Input
+V Output +V Output
Trim
-V Output
Common
-V Output
Remote ON/OFF
EXTERNAL OUTPUT TRIM
+Vout
TRIM DOWN
+Vout
1
2
0.200
[5.08]
0.600
[15.24]
0.20
[5.1]
TRIM
0.40
[10.2]
0.22
min.
[5.6]
TRIM
10K Ohms
TRIMPOT
0.04
[1.0]
TRIM UP
-Vout
-Vout
2
京公网安备 11010802033920号
EEWORLD
