EWS1212-91V-I [BEL]
DC-DC Regulated Power Supply Module, 1 Output, 5W, Hybrid;
| 型号： | EWS1212-91V-I |
| 厂家： | 
BEL FUSE INC. |
| 描述： | DC-DC Regulated Power Supply Module, 1 Output, 5W, Hybrid |
| 文件： | 总3页 (文件大小：284K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
EWS SERIES
5 WATT
Powering Communications and Technology
DESCRIPTION
EWS DC/DC converters offer excellent
regulation and isolation in an industry standard
package. The EWS series is ideal for industrial,
datacom, or telecom applications. The EWS
series feature short circuit protection, six-sided
shielding, and 500 VDC isolation. Please see
the EWD series for dual output applications.
FEATURES
• Industry Standard
• 5V and 12V Inputs
• Input Pi Filter and
6-Sided Shielding
Efficiency vs. Load (12V Input)
Package
• Industry Standard Pinout
• 85°C Case Operation
90
85
80
75
70
• Regulated Outputs
• Short Circuit Protection • 500V Isolation
65
TECHNICAL SPECIFICATIONS
EFF. EWS1212
60
EFF. EWS1215
55
Input
50
45
Voltage Range
5 VDC Nominal
12 VDC Nominal
Reflected Ripple
4.5 - 9 VDC
9 - 18 VDC
10
20
30
40
50
LOAD %
60
70
80
90
10
20% I Max.
in
Reverse Input Current
100% I Max.
in
General
Switching Frequency
Isolation
200 KHz
500 VDC
Output
Input - Output
Setpoint Accuracy
±5%
9
10 Ohms
Isolation Resistance - Input to Output
Standard Case Operating Range
Industrial Range (add -I to p/n)
Storage range
Line Regulation V Min. - V Max., I
Rated
±1.5% V
±2.5% V
in
out
in
Min. - I
out
Max., V Nom.
out
out
-25 to +85°C
-40 to +85°C
-40 to +125°C
95%
Load Regulation I
out
in
Minimum Output Current
10%
Dynamic Regulation, Loadstep
Pk Deviation
25% I
1% V
out
out
Humidity Max., Non-Condensing
Vibration, 3 Axes, 5 Min Each
Safety
5 g, 10 - 55 Hz
UL, cUL, TUV
1.4 oz.
Settling Time
500 µs
0.02%/°C
150 mV
Weight (approx.)
Temperature Coefficient
Ripple And Noise, 20 MHz BW
1
Short Circuit Protection
Current Limit
Continuous
130%
Notes
1
Converter will auto-restart once fault has been removed.
Specifications typically at 25°C, normal line, and full load, unless
otherwise stated.
Soldering Conditions: I/O pins, 260°C, ten seconds; fully
compatible with commercial wave-soldering equipment.
Safety: Agency approvals may vary from model to model. Please
consult factory for specific model information.
1
Rev. March 15, 2001
EWS SERIES
5 WATT
Powering Communications and Technology
MODELS - (See the last page of Section for options.)
Selection Chart
Vin
(Volts)
Vin Range
(Volts)
Iin Max.*
(Amps)
Vout
(Volts)
Iout Rated
(Amps)
Ripple & Noise
Pk-Pk (mV)
Efficiency
Typ. **
Model
EWS0505
EWS0512
EWS1205
EWS1212
EWS1215
5
4.5 - 9.0
4.5 - 9.0
9.0 - 18.0
9.0 - 18.0
9.0 - 18.0
1.80
2.10
0.85
0.95
0.91
5
12
5
12
15
1.00
0.50
1.00
0.50
0.40
150
150
150
150
150
70%
73%
73%
80%
82%
5
12
12
12
* Maximum input current at minimum input voltage, maximum rated output power.
** At nominal Vin, rated output.
MECHANICAL DRAWING
Thermal Impedance
Pin
Tolerances
Function
Natural Convection 15.4 °C/W
1
2
3
4
+V
-V
+V
- V
(Millimeters)
.X ± 1.0
Inches:
in
in
out
out
100 LFM
200 LFM
300 LFM
400 LFM
12.2 °C/W
9.3 °C/W
7.4 °C/W
6.4 °C/W
.XX ± 0.040
.XXX ± 0.010
.XX ± 0.25
Pin:
± 0.002
± 0.05
Note:
Case:
Thermal impedance data is
dependent on many environmental
factors. The exact thermal
performance should be validated
for specific application.
+0.04, -0.00
+1.0, -0.0
(Dimensions as listed unless otherwise
specified.)
2
OPTIONS
Powering Communications and Technology
When ordering equipment options, use the following suffix information. Select the option(s) that you prefer and
add them to the model number. Example ordering options are located below the options table.
OPTIONS
Negative Logic
SUFFIX
APPLICABLE SERIES
REMARKS
N
HAS, HBD, HBS, HES, HLS, LES,
QBS, QES, QLS, TES, TQD
TTL "Low" Turns Module ON
TTL "High" Turns Module OFF
HAS, HBD, HBS, HES, HLS, QBS, QES,
QLS
Lucent Compatible Trim
Terminal Strip
T
TS
XWS, XWD, XWT
Trim
1
2
IAS, LES
Enable
IAD, IAS, LES, SMS
Trim and Enable
Current Share
3
4
Y
IAS, LES
SMS
Headerless
PIN LENGTH AND HEATSINK
OPTIONS
Encapsulated EWS, IWS, OWS
Standard Pin Length is 0.180"
(4.6mm)
0.110" (2.8mm) Pin Length
0.150" (3.8mm) Pin Length
8
9
All Units (Except SMS)
All Units (Except SMS)
All Units (Except DIP, HLS, HLD, QLS,
SIP, SM TLD, and TKD Packages)
All Units (Except DIP, HLS, HLD, QLS,
SIP, SM TLD, and TKD Packages)
All Units (Except DIP, HLS, HLD, QLS,
SIP, SM TLD, and TKD Packages)
All Units (Except DIP, HLS, HLD, QLS,
SIP, SM TLD, and TKD Packages)
All Units (Except DIP, HLS, HLD, QLS,
SIP, SM TLD, and TKD Packages)
All Units (Except DIP, HLS, HLD, QLS,
SIP, SM TLD, and TKD Packages)
0.24" (6.1mm) Horizontal Heatsink
0.24" (6.1mm) Vertical Heatsink
0.45" (11.4mm) Horizontal Heatsink
0.45" (11.4mm) Vertical Heatsink
0.95" (24.1mm) Horizontal Heatsink
0.95" (24.1mm) Vertical Heatsink
1H
1V
2H
2V
3H
3V
Includes Thermal Pad
Includes Thermal Pad
Includes Thermal Pad
Includes Thermal Pad
Includes Thermal Pad
Includes Thermal Pad
Example Options:
HBS050ZG-ANT3V = HBS050ZG-A with negative logic, Lucent compatible trim, and 0.95” vertical heatsink.
LES015YJ-3N = LES015YJ with optional trim and enable, negative logic.
QBS066ZG-AT8 = QBS066ZG-A with Lucent compatible trim and 0.110” pin length.
NUCLEAR AND MEDICAL APPLICATIONS - Power-One products are not authorized for use as critical components in life support systems, equipment used
in hazardous environments, or nuclear control systems without the express written consent of the President of Power-One, Inc.
TECHNICAL REVISIONS - The appearance of products, including safety agency certifications pictured on labels, may change depending on the date manu-
factured. Specifications are subject to change without notice.
3
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