BCM3814X60E10A5YZZ Datasheet, PDF (7/39 Pages) Vicor Corporation – Isolated Fixed-Ratio DC-DC Converter

BCM3814x60E10A5yzz
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_CASE
≤100°C (T-Grade); all other specifications are at T_CASE = 25ºC unless otherwise noted.
­Attribute
Symbol
Conditions / Notes
Min
Typ
Max
Unit
Powertrain Supervisory Limits HIGH VOLTAGE SIDE to LOW VOLTAGE SIDE (Forward Direction)
HI Side Overvoltage Lockout
Threshold
V_{HI_OVLO+}
64
66
68
V
HI Side Overvoltage Recovery
Threshold
V_{HI_OVLO-}
60
64
66
V
HI Side Overvoltage Lockout
Hysteresis
V_{HI_OVLO_HYST}
2
V
HI Side Overvoltage Lockout
Response Time
t_{HI_OVLO}
100
µs
HI Side Undervoltage Lockout
Threshold
V_{HI_UVLO-}
26
28
30
V
HI Side Undervoltage Recovery
Threshold
V_{HI_UVLO+}
28
30
32
V
HI Side Undervoltage Lockout
Hysteresis
V_{HI_UVLO_HYST}
2
V
HI Side Undervoltage Lockout
Response Time
t_{HI_UVLO}
100
µs
HI Side Undervoltage Startup Delay
t_{HI_UVLO+_DELAY}
From V_{HI_DC} = V_{HI_UVLO+} to powertrain active, (i.e One
time Startup delay form application of V_{HI_DC} to V_{LO_DC})
20
ms
LO Side Output Overcurrent Trip
Threshold
I_{LO_OUT_OCP}
193
204
215
A
LO Side Output Overcurrent
Response Time Constant
t_{LO_OUT_OCP} Effective internal RC filter
3
ms
Overtemperature Shutdown
Threshold
t_OTP+
Temperature sensor located inside controller IC
(Internal Temperature)
125
°C
Overtemperature Recovery
Threshold
t_OTP–
Temperature sensor located inside controller IC
(Internal Temperature)
105
110
115
°C
Undertemperature Shutdown
Threshold
t_UTP
Temperature sensor located inside controller IC;
Protection not available for M-Grade units.
-45
°C
Undertemperature Restart Time
t_{UTP_RESTART}
Startup into a persistent fault condition. Non-Latching
fault detection given V_{HI_DC} > V_{HI_UVLO+}
3
s
BCM^® in a VIA Package
Page 7 of 39
Rev 1.4
09/2016
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