VTM 48 EH 040 x 025A00
(Formerly VIV0104THJ)
VTM?
Current Multiplier
?
S
C
US
C
NRTL
US
FEATURES
? 40 Vdc to 3.3 Vdc 25 A current multiplier
- Operating from standard 48 V or 24 V PRM TM regulators
? High efficiency (>93%) reduces system power
consumption
? High density (167 A/in 3 )
? “Half Chip” V ? I Chip? package enables surface mount,
low impedance interconnect to system board
? Contains built-in protection features against:
DESCRIPTION
The V ? I Chip? current multiplier is a high efficiency (>93%)
Sine Amplitude Converter? (SAC?) operating from a
26 to 55 Vdc primary bus to deliver an isolated output.
The Sine Amplitude Converter offers a low AC impedance
beyond the bandwidth of most downstream regulators, which
means that capacitance normally at the load can be located
at the input to the Sine Amplitude Converter. Since the K factor
of the VTM48EH040T025A00 is 1/12, that capacitance value
can be reduced by a factor of 144, resulting in savings of board
area, materials and total system cost.
-
-
-
-
Overvoltage
Overcurrent
Short Circuit
Overtemperature
The VTM48EH040T025A00 is provided in a V ? I Chip package
compatible with standard pick-and-place and surface mount
assembly processes. The co-molded V ? I Chip package provides
enhanced thermal management due to large thermal interface
area and superior thermal conductivity. With high conversion
? Provides enable / disable control, internal temperature
monitoring, current monitoring
? ZVS / ZCS resonant Sine Amplitude Converter topology
? Less than 50oC temperature rise at full load
in typical applications
efficiency the VTM48EH040T025A00 increases overall system
efficiency and lowers operating costs compared to conventional
approaches.
The VTM48EH040T025A00 enables the utilization of Factorized
Power Architecture TM providing efficiency and size benefits by
lowering conversion and distribution losses and promoting high
density point of load conversion.
TYPICAL APPLICATIONS
? High End Computing Systems
? Automated Test Equipment
? High Density Power Supplies
? Communications Systems
? 0
V IN = 26 to 55 V
V OUT = 2.2 to 4.6 V ( NO LOAD )
PART NUMBERING
PART NUMBER
VTM 48 E H 040 x 025A00
I OUT = 25 A ( NOM )
K= 1/12
PRODUCT GRADE
T = -40° to 125°C
M = -55° to 125°C
For Storage and Operating Temperatures see Section 6.0 General Characteristics
Regulator
Current Multiplier
VC
PC
IM
PR
PC
TM
SG
OS
CD
VC
TM
L
IL
PRM?
VTM?
O
( See  Application Note AN:024 )
+In
+Out
+In
+Out
A
V IN
D
-In
-Out
-In
-Out
Factorized Power Architecture?
Rev. 2.0
V?I CHIP CORP. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200
5/2011
Page 1 of 16
v i c o r p o w e r. c o m
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VTM48ET020M080A00 功能描述:VTM CURRENT MULTIPLIER 2V 80A RoHS:是 类别:电源 - 板载 >> DC DC 转换器(分解式) 系列:V-I Chip™, VTM™ 应用说明:Factorized Power Architecture and V-I Chips 产品培训模块:VI Chip Bus Converter Modules 标准包装:1 系列:V-I Chip™, BCM™ 类型:总线转换器模块 输出数:1 电压 - 输入(最小):330V 电压 - 输入(最大):365V 输出电压:12.5V 电流 - 输出(最大):24A 电源(瓦) - 制造商系列:300W 电压 - 隔离:4.242kV(4242V) 应用:商用 特点:具有远程开/关功能和 UVLO 安装类型:通孔 封装/外壳:模块 尺寸/尺寸:1.28" L x 0.87" W x 0.26" H(32.5mm x 22.0mm x 6.7mm) 包装:托盘 工作温度:-55°C ~ 125°C 效率:95.3% 电源(瓦特)- 最大:300W 重量:0.031 磅(14.06g)
VTM48ET020T080A00 功能描述:VTM CURRENT MULTIPLIER 2V 80A RoHS:是 类别:电源 - 板载 >> DC DC 转换器(分解式) 系列:V-I Chip™, VTM™ 应用说明:Factorized Power Architecture and V-I Chips 产品培训模块:VI Chip Bus Converter Modules 标准包装:1 系列:V-I Chip™, BCM™ 类型:总线转换器模块 输出数:1 电压 - 输入(最小):330V 电压 - 输入(最大):365V 输出电压:12.5V 电流 - 输出(最大):24A 电源(瓦) - 制造商系列:300W 电压 - 隔离:4.242kV(4242V) 应用:商用 特点:具有远程开/关功能和 UVLO 安装类型:通孔 封装/外壳:模块 尺寸/尺寸:1.28" L x 0.87" W x 0.26" H(32.5mm x 22.0mm x 6.7mm) 包装:托盘 工作温度:-55°C ~ 125°C 效率:95.3% 电源(瓦特)- 最大:300W 重量:0.031 磅(14.06g)
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VTM48ET030T070A00 功能描述:VTM CURRENT MULTIPLIER 3V 70A RoHS:是 类别:电源 - 板载 >> DC DC 转换器(分解式) 系列:V-I Chip™, VTM™ 应用说明:Factorized Power Architecture and V-I Chips 产品培训模块:VI Chip Bus Converter Modules 标准包装:1 系列:V-I Chip™, BCM™ 类型:总线转换器模块 输出数:1 电压 - 输入(最小):330V 电压 - 输入(最大):365V 输出电压:12.5V 电流 - 输出(最大):24A 电源(瓦) - 制造商系列:300W 电压 - 隔离:4.242kV(4242V) 应用:商用 特点:具有远程开/关功能和 UVLO 安装类型:通孔 封装/外壳:模块 尺寸/尺寸:1.28" L x 0.87" W x 0.26" H(32.5mm x 22.0mm x 6.7mm) 包装:托盘 工作温度:-55°C ~ 125°C 效率:95.3% 电源(瓦特)- 最大:300W 重量:0.031 磅(14.06g)