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参数资料
| 型号： | ULT-12/2.5-D48PM-C |
| 厂商： | Murata Power Solutions Inc |
| 文件页数： | 3/26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： | 811-2325-6 |
ULT Series
Thirty-Second-Brick Isolated DC/DC Converters
with 2:1 Wide Input Range
FUNCTIONAL SPECIFICATIONS (ULT-3.3/7.5-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
5 Vdc
Output Power
Output Current
Storage Temperature Range
25 W
Current-limited, no damage, short-circuit protected 7.5 A
Vin = Zero (no power) -40 125 °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 13
Fast blow
36
48
2
75
Vdc
A
Start-up threshold
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
32.5
30.75
1.22
33.3
31.75
1.3
N/A
None
34.5
32.75
1.32
Vdc
Vdc
Vdc
Vdc
Vdc
Internal Filter Type
Input current
Capacitive
Full Load Current Conditions
Low Line Input Currrent
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
Vin = 48V
Iout = minimum, unit=ON
Measured at input with speci?ed ?lter
0.6
0.8
0.05
0.04
20
6
30
0.62
0.83
0.1
40
10
A
A
A2-Sec.
mA
mA
mA
mA, pk-pk
GENERAL and SAFETY
Ef?ciency
Vin=48V
Vin=36V
84
83.5
85.5
85.5
%
%
Isolation
Isolation Voltage, Input to Output
Insulation Safety Rating
Isolation Resistance
Isolation Capacitance
10
1500
basic
1700
Vdc
MΩ
pF
Safety
(certi?ed to the following requirements)
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
TBD
Hours x 10 3
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% of Vout
same as above
250
287
75
±100
320
50
50
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 3 of 26
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