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MBCM270F450M270A00 - MBCM270T450M270A00
1.0 ABSOLUTE MAXIMUM VOLTAGE RATINGS
The absolute maximum ratings below are stress ratings only. Operation at or beyond these maximum ratings can cause permanent
damage to the device.
MIN
MAX
UNIT
MIN
MAX
UNIT
+IN to –IN . . . . . . . . . . . . . . . . . . . . . . .
VIN slew rate (operational) . . . . . . . . .
Isolation voltage, input to output . . . .
+OUT to –OUT . . . . . . . . . . . . . . . . . . .
-1
-1
-1
400
1
4242
80
V
V/μs
V
V
Output current average . . . . . . . . . . . .
PC to –IN . . . . . . . . . . . . . . . . . . . . . . . .
TM to –IN . . . . . . . . . . . . . . . . . . . . . . .
Operating IC junction temperature . .
-2
-0.3
-0.3
-55
8
20
7
125
A
V
V
°C
Output current transient
(< = 10 ms, < = 10% DC) . . . . . . . . . . . .
-3
12
A
Storage temperature . . . . . . . . . . . . . .
-65
125
°C
2.0 ELECTRICAL CHARACTERISTICS
Specifications apply over all line and load conditions unless otherwise noted; Boldface specifications apply over the temperature
range of -55°C < T C < 100°C (T-Grade) ; All other specifications are at T C = 25oC unless otherwise noted.
ATTRIBUTE
SYMBOL
CONDITIONS / NOTES
MIN
TYP
MAX
UNIT
POWERTRAIN
Input voltage range, continuous
V IN _ DC
230
330
V
Input voltage range, transient
Quiescent current
V IN _ TRANS
I Q
Full current or power supported, 50 ms max,
10% duty cycle max
Disabled, PC Low
200
0.65
350
1.00
V
mA
V IN to V OUT time
T ON 1
V IN = 270 V, PC floating
430
505
575
ms
V IN = 270 V, T C = 25oC
7
10
No load power dissipation
P NL
V IN = 270 V
V IN = 230 V to 330 V, T C = 25oC
4
14
12
W
V IN = 230 V to 330 V
16
Inrush current peak
I INR _ P
Worse case of: V IN = 330 V, C OUT = 50 μF,
R LOAD = 7078 m Ω
2
3
A
DC input current
Transformation ratio
I IN _ DC
K
At P OUT = 350 W
K = V OUT / V IN , at no load
1/6
1.37
A
V/V
Output power (average)
Output power (average),
reduced temperature
P OUT _ AVG
P OUT _ AVG _ RED _ T -55°C < Tc < 85°C
270
350
W
W
Output power (peak)
P OUT _ PK
10 ms max, P OUT _ AVG ≤ 270 W or
P OUT _ AVG _ RED _ T ≤ 350 W
525
W
Output current (average)
Output current (average),
reduced temperature
I OUT _ AVG
I OUT _ AVG _ RED _ T -55°C < Tc < 85°C
6.25
8.00
A
A
Output current (peak)
Efficiency (ambient)
I OUT _ PK
η AMB
10 ms max, I OUT _ AVG ≤ 6.25 A or
I OUT _ AVG _ RED _ T ≤ 8.00 A
V IN = 270 V, I OUT = 6.25 A; Tc = 25°C; Tc = 25°C
V IN = 230 V to 330 V, I OUT = 6.25 A; Tc = 25°C
V IN = 270 V, I OUT = 3.13 A; Tc = 25°C
94.5
93.5
93.5
96.0
95.2
11.67
A
%
Efficiency (hot)
Efficiency (over load range)
η HOT
η 20%
V IN = 270 V, I OUT = 6.25 A; Tc = 100°C
1.25 A < I OUT < 6.25 A
94.0
90.0
95.6
%
%
R OUT _ COLD
I OUT = 6.25 A, Tc = -55°C
60.0
82.0
110
m Ω
Output resistance
Switching frequency
R OUT _ AMB
R OUT _ HOT
F SW
I OUT = 6.25 A, Tc = 25°C
I OUT = 6.25 A, T C = 100°C
100
130
1.6
122
158
1.7
150
190
1.8
m Ω
m Ω
MHz
Rev. 1.1
V?I CHIP CORP. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200
1/2011
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