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LF727RW 数据表(PDF) 1 Page - MicroPower Direct, LLC

部件名 LF727RW
功能描述  Wide Input, 7.5W SMT Single & Dual Output DC/DC Converters
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制造商  MPD [MicroPower Direct, LLC]
网页  http://www.micropowerdirect.com
标志 MPD - MicroPower Direct, LLC

LF727RW 数据表(HTML) 1 Page - MicroPower Direct, LLC

  LF727RW Datasheet HTML 1Page - MicroPower Direct, LLC LF727RW Datasheet HTML 2Page - MicroPower Direct, LLC  
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Key Features:
7.5W Output Power
Wide 2:1 Inputs
Miniature SMT Case
Tight Line/Load Regulation
1,500 VDC Isolation
-40ºC to +60ºC Operation
21 Standard Models
1.0 MH MTBF Minimum
Industry Standard Pin-Out
LF700RW
Wide Input, 7.5W SMT
Single & Dual Output
DC/DC Converters
Series
Electrical Specifications
Specifications typical @ +25°C, nominal input voltage & rated output current, unless otherwise noted. Specifications subject to change without notice.
Input
Parameter
Conditions
Min.
Typ.
Max.
Units
Input Start Voltage
12 VDC Input
7.5
8.0
9.0
VDC
24 VDC Input
14.0
16.0
18.0
48 VDC Input
30.0
33.0
36.0
Reverse Polarity Input Current
1.0
A
Short Circuit Input Power
1,000
3,000
mW
Input Filter
π (Pi) Filter (Meets EN55022 Class A)
Output
Parameter
Conditions
Min.
Typ.
Max.
Units
Output Voltage Accuracy
±0.5
±1.0
%
Output Voltage Balance
Dual Output, Balanced Load
±0.5
±2.0
%
Line Regulation
For Vin = Min to Max
±0.1
±0.3
%
Load Regulation
Iout = 20% to 100%
±0.3
±1.0
%
Ripple & Noise (20 MHz) (Note 1)
50
85
mV P - P
Ripple & Noise (20 MHz)
100
mV P - P
Ripple & Noise (20 MHz)
15
mV rms
Output Power Protection
115
140
165
%
Transient Response Time (Note 2)
25% Load Step Change
250
500
μS
Transient Response Deviation
±2
±6
%
Temperature Coefficient
±0.01
±0.02
%/
ºC
Output Short Circuit
Continuous
General
Parameter
Conditions
Min.
Typ.
Max.
Units
Isolation Voltage
60 Seconds
1,500
VDC
Isolation Resistance
1,000 VDC
1,000
Isolation Capacitance
100 kHz, 1V
650
750
pF
Switching Frequency
200
260
350
kHz
Environmental
Parameter
Conditions
Min.
Typ.
Max.
Units
Operating Temperature Range
Ambient
-40
+25
+60
ºC
Operating Temperature Range
Case
-40
+90
ºC
Storage Temperature Range
-40
+125
ºC
Cooling
Free Air Convection
Humidity
RH, Non-condensing
95
%
Physical
Case Size
1.31 x 0.81 x 0.40 Inches (33.4 x 20.6 x 10.2 mm)
Case Material
Non-Conductive Black Plastic (UL94-V0)
Weight
0.49 Oz (14g)
Reliability Specifications
Parameter
Conditions
Min.
Typ.
Max.
Units
MTBF
MIL HDBK 217F, 25
ºC, Gnd Benign
1.0
MHours
Absolute Maximum Ratings
Parameter
Conditions
Min.
Typ.
Max.
Units
Input Voltage Surge (1 Sec)
12 VDC Input
-0.7
25.0
VDC
24 VDC Input
-0.7
50.0
48 VDC Input
-0.7
100.0
Lead Temperature
1.5 mm From Case For 10 Sec.
260
ºC
Internal Power Dissipation
All Models
2,500
mW
Caution: Exceeding Absolute Maximum Ratings may damage the module. These are not continuous operating ratings.
MicroPower Direct
292 Page Street
Suite D
Stoughton, MA 02072
USA
T: (781) 344-8226
F: (781) 344-8481
E: sales@micropowerdirect.com
W: www.micropowerdirect.com
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