BCM400P500T1K8A30 Datasheet, PDF (8/25 Pages) Vicor Corporation – Fixed Ratio DC-DC Converter

BCM400x500y1K8A3z
Electrical Specifications (Cont.)
Specifications apply over all line and load conditions, unless otherwise noted; Boldface specifications apply over the temperature range of -40°C ≤ T_INTERNAL
≤ 125°C (T-Grade); All other specifications are at T_INTERNAL = 25ºC unless otherwise noted.
Attribute
Symbol
Conditions / Notes
Min
Typ
Max
Unit
Protection SECONDARY to PRIMARY (Reverse Direction)
Secondary Overvoltage Lockout
Threshold
V_{SEC_OVLO+} Module latched shutdown with V_{PRI_DC} < V_{PRI_UVLO-_R}
52.5
54.5
56.5
V
Secondary Overvoltage Lockout
Response Time
t_{PRI_OVLO}
100
µs
Secondary Undervoltage Lockout
Threshold
V_{SEC_UVLO-} Module latched shutdown with V_{PRI_DC} < V_{PRI_UVLO-_R}
13.75
15
16
V
Secondary Undervoltage Lockout
Response Time
t_{SEC_UVLO}
100
µs
Primary Undervoltage Lockout
Threshold
Applies only to reversilbe products in forward and in
V_{PRI_UVLO-_R} reverse direction; I_{PRI_DC} ≤ 20 while V_{PRI_UVLO-_R}
110
120
130
V
< V_{PRI_DC} < V_{PRI_MIN}
Primary Undervoltage Recovery
Threshold
V_{PRI_UVLO+_R}
Applies only to reversilbe products in forward and in
reverse direction;
120
135
150
V
Primary Undervoltage Lockout
Hysteresis
V_{PRI_UVLO_HYST_R}
Applies only to reversilbe products in forward and in
reverse direction;
10
V
Primary Output Overcurrent Trip
Threshold
I_{PRI_OUT_OCP} Module latched shutdown with V_{PRI_DC} < V_{PRI_UVLO-_R}
4.69
5.88
7.38
A
Primary Output Overcurrent
Response Time Constant
t_{PRI_OUT_OCP} Effective internal RC filter
3.6
ms
Primary Short Circuit Protection Trip
Threshold
I_{PRI_SCP}
Module latched shutdown with V_{PRI_DC} < V_{PRI_UVLO-_R}
6.5
A
Primary Short Circuit Protection
Response Time
t_{PRI_SCP}
1
µs
BCM^® Bus Converter
Page 8 of 25
Rev 1.4
07/2015
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