bcm352f125t300a00 Vicor Corporation, bcm352f125t300a00 Datasheet

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bcm352f125t300a00

Manufacturer Part Number
bcm352f125t300a00
Description
Bcmtm Bus Converter
Manufacturer
Vicor Corporation
Datasheet
BCM
Bus Converter
FEATURES
TYPICAL APPLICATIONS
TYPICAL APPLICATION
v i c o r p o w e r. c o m
352 Vdc – 12.5 Vdc 300 W Bus Converter
High efficiency (>95%) reduces system power
consumption
High power density (>1000 W/in
reduces power system footprint by >40%
“Full Chip” V
low impedance interconnect to system board
Contains built-in protection features: undervoltage,
overvoltage lockout, overcurrent protection, short
circuit protection, overtemperature protection.
Provides enable/disable control, internal temperature
monitoring
ZVS/ZCS Resonant Sine Amplitude Converter topology
Can be paralleled to create multi-kW arrays
High End Computing Systems
Automated Test Equipment
High Density Power Supplies
TM
I Chip package enables surface mount,
V
IN
enable / disable
switch
F1
V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200
SW1
C1
3
)
1 µF
PC
TM
+In
-In
BCM
+Out
-Out
V
OUT
DESCRIPTION
The V
Amplitude Converter
Vdc primary bus to deliver an isolated 11.79 – 13.04 V nominal,
unregulated secondary. The SAC offers a low AC impedance
beyond the bandwidth of most downstream regulators,
meaning that input capacitance normally located at the input
of a regulator can be located at the input to the SAC. Since the
K factor of the BCM352F125T300A00 is 1/28, that capacitance
value can be reduced by a factor of 784x, resulting in savings of
board area, materials and total system cost.
The BCM352F125T300A00 is provided in a V
compatible with standard pick-and-place and surface mount
assembly processes. The V
thermal management through its low junction-to-case and
junction-to-board thermal resistance. With high conversion
efficiency the BCM352F125T300A00 increases overall system
efficiency and lowers operating costs compared to
conventional approaches.
V
V
IN
OUT
PART NUMBER
BCM352F125T300A00
= 330 – 365 V
= 11.79 – 13.04 V (
I Chip
TM
bus converter is a high efficiency (>95%) Sine
C
TM
NRTL
S
NO LOAD
(SAC
US
I Chip package provides flexible
TM
)
BCM352T125T300A00
BCM352F125T300A00
) operating from a 330 to 365
P
K = 1/28
DESCRIPTION
-40°C – 125°C T
OUT
(Formerly VIB0010TFJ)
= 300 W(
POL
POL
POL
POL
(8)
NOM
I Chip package
J
, J lead
)
Page 1 of 17
12/2010
Rev. 1.6

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bcm352f125t300a00 Summary of contents

Page 1

... SAC. Since the K factor of the BCM352F125T300A00 is 1/28, that capacitance value can be reduced by a factor of 784x, resulting in savings of board area, materials and total system cost. The BCM352F125T300A00 is provided compatible with standard pick-and-place and surface mount assembly processes ...

Page 2

... J3-M3, J4-M4 E3-H3, E4-H4, –Out N3-T3, N4-T4 V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET CONTROL PIN SPECIFICATIONS See section 5.0 for further application details and guidelines Chip BCM Primary Control) • The PC pin can enable and disable the BCM. When held below ...

Page 3

... PC External Toggle Rate with PC Released OUT Disable PC OUT V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET < 125°C (T-Grade); All other specifications are at T SYMBOL CONDITIONS / NOTES /dt ...

Page 4

... Working Voltage (IN – OUT) Isolation Capacitance Isolation Resistance MTBF Agency Approvals/Standards V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET < 125°C (T-Grade); All other specifications are at T SYMBOL CONDITIONS / NOTES A CTM ...

Page 5

... Output Overcurrent Response Time Constant Overvoltage Lockout Response Time Constant TM Voltage (Ambient) V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET SYMBOL CONDITIONS / NOTES 352 V, PC enabled; See Figure 1 NL ...

Page 6

... Output Load (A) 330 352 365 Figure 5 – Efficiency and power dissipation at 100°C (case); V V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET 350 355 360 365 100 ; T Figure 2 – Full load efficiency vs. temperature; V ...

Page 7

... IN OUT Figure 11 – Positive load transient (0 – V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET Figure 8 – Figure 10 – Output voltage and input current ripple, 352 Vin, Figure 12 – ...

Page 8

... Peak Cooling Rate Post Reflow Thermal Impedance [a] JEDEC JESD 22-A114C.01 [b] JEDED JESD 22-A115-A V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET , 1000 µF C full load Figure 14 – Safe Operating Area vs OUT SYMBOL ...

Page 9

... MECHANICAL DRAWING & RECOMMENDED LAND PATTERN TOP VIEW ( COMPONENT SIDE ) RECOMMENDED LAND PATTERN ( COMPONENT SIDE SH OWN ) V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET BOTTOM VIEW NOTES DIMENSIONS ARE ...

Page 10

... RECOMMENDED LAND PATTERN (With GROUNDING CLIPS) TOP SIDE SHOWN V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET NOTES: 1. MAINTAIN 3.50 [0.138] DIA. KEEP-OUT ZONE FREE OF COPPER, ALL PCB LAYERS. 2. (A) MINIMUM RECOMMENDED PITCH IS 39.50 [1.555], THIS PROVIDES 7 ...

Page 11

... P – P η = OUT V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET Eq. 1 Figure 15 – Power transfer diagram Eq defined as the power NL Eq. 3 – OUT 2 – • ...

Page 12

... OPERATING Figure 16 – Timing diagram V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET Rev. 1.6 12/2010 Page ...

Page 13

... After a minimum disable time, the module tries to re-start, and TM voltage is re-enabled. V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET 6.0 FUSE SELECTION V I Chips are not internally fused in order to provide flexibility • ...

Page 14

... Figure 17 – BCM Array V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET It is important to notice that, when successfully started, BCMs are capable of bidirectional operations (reverse power transfer is enabled if the BCM input falls within its operating range and the BCM is otherwise enabled) ...

Page 15

... V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET Total load capacitance at the output of the BCM shall not exceed the specified maximum. Owing to the wide bandwidth ...

Page 16

... Figure 18 – BCM block diagram V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET Rev. 1.6 12/2010 Page ...

Page 17

... D496,906; D505,114; D506,438; D509,472; and for use under 6,975,098 and 6,984,965 V•I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200 BCM352F125T300A00 - BCM352T125T300A00 PRELIMINARY DATASHEET Vicor Corporation 25 Frontage Road Andover, MA, USA 01810 ...

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