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參數(shù)資料
| 型號： | SDC20-48S3P3 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 元件分類： | DC/DC變換器 |
| 英文描述： | 20 WATTS DC-DC CONVERTER |
| 中文描述： | 20瓦的DC - DC轉換器 |
| 文件頁數(shù)： | 1/2頁 |
| 文件大?。?/td> | 89K |
| 代理商： | SDC20-48S3P3 |
T E C H N I C AL S P E C I F I C AT I O N
All specifications are typical at nominal input, full load and 25oC otherwise noted
GENERAL SPECIFICATIONS
Efficiency
Isolation voltage
Isolation resistance
Isolation capacitance
Switching frequency
Approvals and standard
See table
1600VDC, min
10
9
ohms, min
500pF, max
300KHz, typ
IEC60950, UL1950, EN60950
Potting material
Epoxy (UL94-V0)
1.95 X 1.19 X 0.38 Inch
(49.5 X 30.2 X 9.7 mm)
32.5g (1.15oz)
Dimensions
Weight
MTBF (Note 4)
ENVIRONMENTAL SPECIFICATIONS
1.632 x 10
6
hrs
Operating temperature range
Maximum case temperature
Storage temperature range
-40oC ~ +85oC (with derating)
+100oC
-55oC ~ +105oC
Thermal impedance
Thermal shock
Nature convection
14oC/Watt
MIL-STD-810D
Vibration
10~55Hz, 2G, 30minutes along X,Y and Z
Relative humidity
EMC CHARACTERISTICS
5% to 95% RH
Conducted emissions
EN55022
Level A
Radiated emissions
EN55022
Level A
ESD
EN61000-4-2
Perf. Criteria2
Radiated immunity
EN61000-4-3
Perf. Criteria2
Fast transient
EN61000-4-4
Perf. Criteria2
Surge
EN61000-4-5
Perf. Criteria2
Conducted immunity
EN61000-4-6
Perf. Criteria2
OUTPUT SPECIFICATIONS
Output power
Voltage accuracy Full load and nominal Vin
Voltage adjustability
Minimum load
Line regulation LL to HL at Full Load
Load regulation 10% to 100% FL
Ripple and noise (Measured with 104pF/50V MLCC)
Temperature coefficient
Transient response recovery time
25% load step change
2.0V output
3.3V output
5V output
12V output
15V output
Over load protection
Short circuit protection
INPUT SPECIFICATIONS
Input voltage range
20 Watts max
± 1%
± 10%
0%
± 0.2%
± 0.5%
See table
0.02% / oC, max
300uS
3.9V
3.9V
6.2V
15V
18V
Over voltage
Zener diode clamp
% of FL at nominal input
150% max
Hiccup, automatics recovery
48V nominal input
DC-DC ON
DC-DC OFF
36 – 75VDC
36VDC
33VDC
L-C type
5V/ms,max
Input voltage lockout
Input filter(Note 1)
Input voltage variation
dv/dt
(Complies with ETS300 132 part 4.4)
Input surge voltage
100mS max
Input reflected ripple (Note 2) Nominal Vin and full load
48V input
100VDC
25mAp-p
Start up time
Nominal Vin and constant resistor load
25mS
Remote ON/OFF (Note 3)
Remote off input current
DC-DC ON
DC-DC OFF
Nominal Vin
Open or 3.5V < Vr < 12V
Short or 0V < Vr < 1.2V
2.5mA
The SDC20 series offer 20 watts of output power from a 1.95 x 1.19 x 0.38 inch
SMD type package. The SDC20 series with 2:1 wide input voltage of 36-75VDC
and features 1600VDC of isolation, short-circuit and over-voltage protection, as
well as six sided shielding. All models are particularly suited to telecommunications,
industrial, mobile telecom and test equipment applications.
UL E193009
TUV R50011065
CB JPTUV-003967
CE MARK
20 WATTS MAXIMUM OUTPUT POWER
2:1 WIDE INPUT VOLTAGE RANGE
INTERNATIONAL SAFETY STANDARD APPROVAL
SIX-SIDED CONTINUOUS SHIELD
HIGH EFFICIENCY UP TO 88%
SMD TYPE 1.95” X 1.19” X 0.38” PACKAGE
FIXED SWITCHING FREQUENCY
PATENT
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