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参数资料
| 型号： | ULT-12/2.5-D48NM-C |
| 厂商： | Murata Power Solutions Inc |
| 文件页数： | 8/26页 |
| 文件大小： | 0K |
| 描述： | DC/DC CONVERTER 12V 2.5A 30W |
| 标准包装： | 200 |
| 系列： | ULT |
| 类型： | 隔离 |
| 输出数： | 1 |
| 电压 - 输入（最小）： | 36V |
| 电压 - 输入（最大）： | 75V |
| Voltage - Output 1： | 12V |
| 电流 - 输出（最大）： | 2.5A |
| 电源（瓦） - 制造商系列： | 30W |
| 电压 - 隔离： | 1.5kV（1500V） |
| 特点： | 具有远程开/关功能和 UVLO |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 8-SMD 模块，1/32 砖 |
| 尺寸/尺寸： | 0.92" L x 0.75" W x 0.35" H（23.4mm x 19.1mm x 8.9mm） |
| 包装： | 标准包装 |
| 工作温度： | -40°C ~ 85°C |
| 效率： | 91% |
| 电源（瓦特）- 最大： | 30W |
| 其它名称： | 811-2324-6 |
ULT Series
Thirty-Second-Brick Isolated DC/DC Converters
with 2:1 Wide Input Range
FUNCTIONAL SPECIFICATIONS (ULT-5/5-D48-C)
ABSOLUTE MAXIMUM RATINGS
Input Voltage, Continuous
Input Voltage, Transient
15
Conditions ?
Full temperature range
Operating or non-operating, 100 mS max.
duration
Minimum
36
Typical/Nominal
Maximum
80
100
Units
Vdc
Vdc
Isolation Voltage
Input Reverse Polarity
On/Off Remote Control
Input to output tested
None, install external fuse
Power on or off, referred to -Vin
1500 Vdc
none Vdc
0 15 Vdc
Output Power
Output Current
Storage Temperature Range
0 25.25 W
Current-limited, no damage, short-circuit protected 0 5 A
Vin = Zero (no power) -55 125 °C
Absolute maximums are stress ratings. Exposure of devices to greater than any of these conditions may adversely affect long-term reliability. Proper operation under conditions other than those
listed in the Performance/Functional Speci?cations Table is not implied or recommended.
INPUT
Conditions ? ?
Operating voltage range
Recommended External Fuse
Fast blow
36
48
2
75
Vdc
A
Start-up threshold 12
Undervoltage lockout (@ ? load) 11
Turn-On/Turn-Off Hysteresis
Overvoltage shutdown
Reverse Polarity Protection
Rising input voltage
Falling input voltage
Rising input voltage
None, install external fuse
32
30.8
1.03
33.25
32.5
1.31
N/A
N/A
34.25
34
1.61
Vdc
Vdc
Vdc
Vdc
Vdc
Internal Filter Type
Input current
Capacitive
Full Load Conditions
Low Line
Inrush Transient
Short Circuit input current
No Load input current
Shut-Down Mode input current (Off, UV, OT)
Re?ected (back) ripple current ?
Vin = nominal
Vin = minimum
Iout = minimum, unit=ON
Measured at input with speci?ed ?lter
0.59
0.79
0.05
50
20
1
15
0.6
0.81
100
40
3
30
A
A
A2-Sec.
mA
mA
mA
mA, pk-pk
GENERAL and SAFETY
Ef?ciency
Vin=48V
Vin=36V
87
87
89
88.5
%
%
Isolation
Isolation Voltage, Input to Output
1500
Vdc
Isolation Voltage
Insulation Safety Rating
basic
Vdc
Isolation Resistance
Isolation Capacitance
10
1650
MΩ
pF
Safety
UL-60950-1, CSA-C22.2 No.60950-1,
IEC/60950-1, 2nd edition (pending)
Yes
Calculated MTBF ?
Per Telcordia SR332, issue 1, class 3, ground
?xed, Tambient=+25°C
7.3
Hours x 10 6
DYNAMIC CHARACTERISTICS
Fixed Switching Frequency
Startup Time
Startup Time
Dynamic Load Response
Dynamic Load Peak Deviation
Power On, to Vout regulation band, 100%
Remote ON to Vout Regulated
50-75-50% load step to 1% error band
same as above
225
255
5
5
75
±150
285
10
10
150
KHz
mS
mS
μSec
mV
FEATURES and OPTIONS
Remote On/Off Control ?
"N" suf?x
Negative Logic, ON state
Negative Logic, OFF state
Control Current
ON = pin grounded or external voltage
OFF = pin open or external voltage
open collector/drain
-0.7
2.4
<1
0.8
5
Vdc
Vdc
mA
"P" suf?x
Positive Logic, ON state
Positive Logic, OFF state
Control Current
ON = pin open or external voltage
OFF = ground pin or external voltage
open collector/drain
2.4
-0.7
<1
5
0.8
V
V
mA
www.murata-ps.com/support
MDC_ULT Series.F01 Page 8 of 26
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