BCM384y120x1K5AC1
Electrical Specifications
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
Powertrain
Min
Typ
Max
Unit
Input voltage range, continuous
Input voltage range, transient
VIN_DC
260
260
410
410
V
V
Full current or power supported, 50 ms max,
10% duty cycle max
VIN_TRANS
VIN voltage where µC is initialized,
(ie VAUX = Low, powertrain inactive)
VIN_UVLO- ≤ VIN ≤ VIN_OVLO+
VIN µController Active
VµC_ACTIVE
130
V
Input Voltage Slew Rate
Quiescent current
dVIN/dt
IQ
0.001
5.9
1000
V/ms
mA
Disabled, EN Low, VIN = 384 V
TINTERNAL ≤ 100ºC
2
4
VIN = 384 V, TINTERNAL = 25ºC
VIN = 384 V
11
17
25
19
27
No load power dissipation
Inrush current peak
PNL
W
VIN = 260 V to 410 V, TINTERNAL = 25ºC
VIN = 260 V to 410 V
VIN = 410 V, COUT = 1000 µF,
RLOAD = 25% of full load current
10
IINR_P
A
TINTERNAL ≤ 100ºC
15
DC input current
IIN_DC
K
At POUT= 1500 W, TINTERNAL ≤ 100ºC
K = VOUT/VIN, at no load
4.1
A
V/V
W
W
A
Transformation ratio
1/32
Output power (continuous)
Output power (pulsed)
Output current (continuous)
Output current (pulsed)
POUT_DC
POUT_PULSE
IOUT_DC
IOUT_PULSE
1500
2000
125
10 ms pulse, 25% Duty cycle, PTOTAL = % rated POUT_DC
10 ms pulse, 25% Duty cycle, ITOTAL = % rated IOUT_DC
VIN = 384 V, IOUT = 125 A
167
A
96.2
95.2
96.5
95.8
90
97
Efficiency (ambient)
hAMB
VIN = 260 V to 410 V, IOUT = 125 A
VIN = 384 V, IOUT = 62.5 A
%
97.4
97
Efficiency (hot)
hHOT
h20%
VIN = 384 V, IOUT = 125 A, TINTERNAL = 100°C
25 A < IOUT < 125 A, TINTERNAL ≤ 100ºC
VIN = 384 V, IOUT = 125 A, TINTERNAL = -40°C
VIN = 384 V, IOUT = 125 A
%
%
Efficiency (over load range)
ROUT_COLD
ROUT_AMB
ROUT_HOT
FSW
1.10
1.50
1.80
0.95
1.50
1.85
2.30
1.00
1.80
2.30
2.70
1.05
Output resistance
mΩ
MHz
mV
VIN = 384 V, IOUT = 125 A, TINTERNAL = 100°C
Frequency of the Output Voltage Ripple = 2x FSW
COUT = 0 F, IOUT = 125 A, VIN = 384 V,
Switching frequency
Output voltage ripple
195
VOUT_PP
20 MHz BW
TINTERNAL ≤ 100ºC
250
Frequency 2.5 MHz (double switching frequency),
Input inductance (parasitic)
Output inductance (parasitic)
LIN_PAR
7
nH
nH
Simulated lead model
Frequency 2.5 MHz (double switching frequency),
LOUT_PAR
0.64
Simulated lead model
Reduces the need for input decoupling
inductance in BCM arrays
Input Series inductance (internal)
LIN_INT
0.56
0.37
µH
µF
Effective Input capacitance (internal)
CIN_INT
Effective value at 384 VIN
BCM® Bus Converter
Page 5 of 23
Rev 1.4
vicorpower.com
800 927.9474
05/2015
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