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| 型号： | ULT-3.3/7.5-D48PM-C |
| 厂商： | Murata Power Solutions Inc |
| 文件页数： | 13/26页 |
| 文件大小： | 0K |
| 描述： | DC/DC CONVERTER 3.3V 7.5A 25W |
| 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： | 3.3V |
| 电流 - 输出（最大）： | 7.5A |
| 电源（瓦） - 制造商系列： | 25W |
| 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： | 85.5% |
| 电源（瓦特）- 最大： | 25W |
| 其它名称： | 811-2327-6 |
ULT Series
Thirty-Second-Brick Isolated DC/DC Converters
with 2:1 Wide Input Range
FUNCTIONAL SPECIFICATIONS (ULT-12/2.5-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 30.3 W
Current-limited, no damage, short-circuit protected 0 2.5 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
Fast blow
36
48
75
2
Vdc
A
Start-up threshold 12
Undervoltage lockout (@ ? load) 11
Overvoltage shutdown
Turn-On/Turn-Off Hysteresis
Reverse Polarity Protection
Rising input voltage
Falling input voltage
Rising input voltage
None, install external fuse
32
30.75
1.3
33
31.8
N/A
1.31
None
34
33
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 Currrent
Shutdown 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
0.68
0.92
0.05
0.05
20
1
30
0.70
0.95
0.1
40
3
A
A
A2-Sec.
mA
mA
mA
mA, pk-pk
GENERAL and SAFETY
Ef?ciency
Vin=48V
Vin=36V
90
89
92
91
%
%
Isolation
Isolation Voltage, Input to Output
Insulation Safety Rating
1500
basic
Vdc
Isolation Resistance
Isolation Capacitance
100
1600
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
TBD
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% resistive load
Remote ON to Vout Regulated
50-75-50% load step to 1% error band
same as above
270
300
6
12
100
±150
330
30
30
150
±250
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 13 of 26
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相关代理商/技术参数 |
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| ULT-5/5-D48N-C | 功能描述:DC/DC转换器 25W 48Vin 5Vout 5A Neg Polarity TH RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压（标称）: 输出端数量:1 输出电压（通道 1）:3.3 V 输出电流（通道 1）:600 mA 输出电压（通道 2）: 输出电流（通道 2）: 安装风格:SMD/SMT 封装 / 箱体尺寸: |
| ULT-5/5-D48NM-C | 功能描述:DC/DC转换器 25W 48Vin 5Vout 5A Neg Polarity SMT RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压（标称）: 输出端数量:1 输出电压（通道 1）:3.3 V 输出电流（通道 1）:600 mA 输出电压（通道 2）: 输出电流（通道 2）: 安装风格:SMD/SMT 封装 / 箱体尺寸: |
| ULT-5/5-D48P-C | 功能描述:DC/DC转换器 25W 48Vin 5Vout 5A Pos Polarity TH RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压（标称）: 输出端数量:1 输出电压（通道 1）:3.3 V 输出电流（通道 1）:600 mA 输出电压（通道 2）: 输出电流（通道 2）: 安装风格:SMD/SMT 封装 / 箱体尺寸: |
| ULT-5/5-D48PM-C | 功能描述:DC/DC转换器 25W 48Vin 5Vout 5A Pos Polarity SMT RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压（标称）: 输出端数量:1 输出电压（通道 1）:3.3 V 输出电流（通道 1）:600 mA 输出电压（通道 2）: 输出电流（通道 2）: 安装风格:SMD/SMT 封装 / 箱体尺寸: |
| ULTI-BOOM-FB | 制造商:Ultimate Support Systems 功能描述:Microphone Boom 制造商:ULTIMATE SUPPORT 功能描述:MICROPHONE BOOM |
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