BCM4414XD1E5135YZZ Datasheet, PDF (7/41 Pages) Vicor Corporation – Isolated Fixed-Ratio DC-DC Converter

BCM4414xD1E5135yzz
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+}
420
436
450
V
HI Side Overvoltage Recovery
Threshold
V_{HI_OVLO-}
405
426
440
V
HI Side Overvoltage Lockout
Hysteresis
V_{HI_OVLO_HYST}
10
V
HI Side Overvoltage Lockout
Response Time
t_{HI_OVLO}
100
µs
HI Side Undervoltage Lockout
Threshold
V_{HI_UVLO-}
200
226
250
V
HI Side Undervoltage Recovery
Threshold
V_{HI_UVLO+}
225
244
259
V
HI Side Undervoltage Lockout
Hysteresis
V_{HI_UVLO_HYST}
15
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}
42.5
45
47.5
A
LO Side Output Overcurrent
Response Time Constant
t_{LO_OUT_OCP} Effective internal RC filter
2
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 41
Rev 1.4
09/2016
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