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 ≤ TINTERNAL
≤ 125°C (T-Grade); All other specifications are at TINTERNAL = 25ºC unless otherwise noted.
Attribute
Symbol
Conditions / Notes
Min
Typ
Max
Unit
Protection SECONDARY to PRIMARY (Reverse Direction)
Secondary Overvoltage Lockout
Threshold
VSEC_OVLO+
Module latched shutdown with VPRI_DC < VPRI_UVLO-_R
52.5
54.5
100
15
56.5
16
V
µs
V
Secondary Overvoltage Lockout
Response Time
tPRI_OVLO
VSEC_UVLO-
tSEC_UVLO
Secondary Undervoltage Lockout
Threshold
Module latched shutdown with VPRI_DC < VPRI_UVLO-_R
13.75
Secondary Undervoltage Lockout
Response Time
100
µs
Applies only to reversilbe products in forward and in
reverse direction; IPRI_DC ≤ 20 while VPRI_UVLO-_R
< VPRI_DC < VPRI_MIN
Primary Undervoltage Lockout
Threshold
VPRI_UVLO-_R
110
120
120
130
150
V
Primary Undervoltage Recovery
Threshold
Applies only to reversilbe products in forward and in
reverse direction;
VPRI_UVLO+_R
VPRI_UVLO_HYST_R
IPRI_OUT_OCP
tPRI_OUT_OCP
IPRI_SCP
135
10
V
V
Primary Undervoltage Lockout
Hysteresis
Applies only to reversilbe products in forward and in
reverse direction;
Primary Output Overcurrent Trip
Threshold
Module latched shutdown with VPRI_DC < VPRI_UVLO-_R
Effective internal RC filter
4.69
6.5
5.88
3.6
7.38
A
Primary Output Overcurrent
Response Time Constant
ms
A
Primary Short Circuit Protection Trip
Threshold
Module latched shutdown with VPRI_DC < VPRI_UVLO-_R
Primary Short Circuit Protection
Response Time
tPRI_SCP
1
µs
BCM® Bus Converter
Page 8 of 25
Rev 1.4
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07/2015
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