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BCM380P475T800A30 参数 Datasheet PDF下载

BCM380P475T800A30图片预览
型号: BCM380P475T800A30
PDF下载: 下载PDF文件 查看货源
内容描述: [DC-DC Unregulated Power Supply Module]
分类和应用:
文件页数/大小: 25 页 / 3162 K
品牌: VICOR [ VICOR CORPORATION ]
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BCM380x475y800A3z  
Electrical Specifications (Cont.)  
Specifications apply over all line and load conditions, unless otherwise noted; Boldface specifications apply over the temperature range of -40°C TINTERNAL  
125°C (T-Grade); All other specifications are at TINTERNAL = 25ºC unless otherwise noted.  
Attribute  
Symbol  
Conditions / Notes  
Min  
Typ  
Max  
Unit  
General Powetrain PRIMARY to SECONDARY Specification (Forward Direction) Cont.  
Effective Primary Capacitance  
(Internal)  
CPRI_INT  
CSEC_INT  
CSEC_OUT_EXT  
CSEC_OUT_AEXT  
Effective Value at 380 VPRI_DC  
Effective Value at 47.5 VSEC_DC  
0.25  
12.8  
µF  
µF  
µF  
Effective Secondary Capacitance  
(Internal)  
Effective Secondary Output  
Capacitance (External)  
Effective Secondary Output  
Capacitance (External)  
Excessive capacitance may drive module into SC  
protection  
100  
CSEC_OUT_AEXT Max = N * 0.5 * CSEC_OUT_EXT MAX, where  
N = the number of units in parallel  
Protection PRIMARY to SECONDARY (Forward Direction)  
Startup into a persistent fault condition. Non-Latching  
fault detection given VPRI_DC > VPRI_UVLO+  
Auto Restart Time  
tAUTO_RESTART  
VPRI_OVLO+  
VPRI_OVLO-  
VPRI_OVLO_HYST  
tPRI_OVLO  
292.5  
420  
357.5  
450  
ms  
V
Primary Overvoltage Lockout  
Threshold  
436  
426  
10  
Primary Overvoltage Recovery  
Threshold  
405  
440  
V
Primary Overvoltage Lockout  
Hysteresis  
V
Primary Overvoltage Lockout  
Response Time  
100  
226  
244  
15  
µs  
V
Primary Undervoltage Lockout  
Threshold  
VPRI_UVLO-  
200  
225  
250  
259  
Primary Undervoltage Recovery  
Threshold  
VPRI_UVLO+  
VPRI_UVLO_HYST  
tPRI_UVLO  
V
Primary Undervoltage Lockout  
Hysteresis  
V
Primary Undervoltage Lockout  
Response Time  
100  
µs  
From VPRI_DC = VPRI_UVLO+ to powertrain active, EN  
Primary Undervoltage Startup Delay tPRI_UVLO+_DELAY floating, (i.e One time Startup delay form application  
of VPRI_DC to VSEC_DC  
20  
ms  
)
From powertrain active. Fast Current limit protection  
disabled during Soft-Start  
Primary Soft-Start Time  
tPRI_SOFT-START  
ISEC_OUT_OCP  
tSEC_OUT_OCP  
ISEC_OUT_SCP  
tSEC_OUT_SCP  
tOTP+  
1
ms  
A
Secondary Output Overcurrent Trip  
Threshold  
18  
30  
23.7  
3.6  
40  
Secondary Output Overcurrent  
Response Time Constant  
Secondary Output Short Circuit  
Protection Trip Threshold  
Secondary Output Short Circuit  
Protection Response Time  
Overtemperature Shutdown  
Threshold  
Effective internal RC filter  
ms  
A
1
110  
3
µs  
°C  
°C  
°C  
s
Temperature sensor located inside controller IC  
125  
Overtemperature Recovery  
Threshold  
tOTP–  
105  
115  
-45  
Undertemperature Shutdown  
Threshold  
Temperature sensor located inside controller IC;  
Protection not available for M-Grade units.  
Startup into a persistent fault condition. Non-Latching  
fault detection given VPRI_DC > VPRI_UVLO+  
tUTP  
Undertemperature Restart Time  
tUTP_RESTART  
BCM® Bus Converter  
Page 6 of 25  
Rev 1.2  
vicorpower.com  
800 927.9474  
07/2015