VTM48EH015_050A00 datasheet(2/16 Pages) VICOR

Part #	VTM48EH015_050A00

Description	VTM?줓urrent Multiplier

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Manufacturer	VICOR [Vicor Corporation]

Direct Link	http://www.vicorpower.com

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2 / 16 page

Rev. 2.3

6/2012

Page 2 of 16

VI CHIP CORP. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200

vicorpower.com

015

050A00

x

EH

48

VTM

ATTRIBUTE

SYMBOL

CONDITIONS / NOTES

MIN

TYP

MAX

UNIT

Input Voltage Range

VIN

No external VC applied

26

55

VDC

VC applied

0

55

VIN Slew Rate

dVIN /dt

1

V/µs

VIN UV Turn Off

VIN_UV

Module latched shutdown,

16.2

26.0

V

No external VC applied, IOUT = 50A

No Load power dissipation

PNL

VIN = 42 V

1.2

5.0

W

VIN = 26 V to 55 V

7.1

VIN = 42 V, TC = 25 ºC

2.6

3.5

VIN = 26 V to 55 V, TC = 25 ºC

4.8

Inrush current peak

IINRP

VC enable, VIN = 42 V COUT = 5000 µF,

2.5

10

A

RLOAD = 28 m

Ω

DC input current

IIN_DC

1.8

A

Transfer ratio

K

K = VOUT/VIN, IOUT = 0 A

1/32

V/ V

Output voltage

VOUT

VOUT = VIN • K - IOUT • ROUT, Section 11

V

Output current (average)

IOUT_AVG

50

A

Output current (peak)

IOUT_PK

TPEAK < 10 ms, IOUT_AVG ≤ 50 A

75

A

Output power (average)

POUT_AVG

IOUT_AVG ≤ 50 A

80

W

VIN = 42 V, IOUT = 50 A

87.2

88.6

Efficiency (ambient)

ηAMB

VIN = 26 V to 55 V, IOUT = 50 A

83.0

%

VIN = 42 V, IOUT = 25 A

86.3

88.0

Efficiency (hot)

η

HOT

VIN = 42 V, TC = 100 °C, IOUT = 50 A

87.0

88.3

%

Efficiency (Over load range)

η

20%

10 A < IOUT < 50 A

70.0

%

Output resistance (Cold)

ROUT_COLD

TC = -40 °C, IOUT = 50 A

1.2

1.5

1.8

m

Ω

Output resistance (Ambient)

ROUT_AMB

TC = 25 °C, IOUT = 50 A

1.5

1.8

2.2

m

Ω

Output resistance (Hot)

ROUT_HOT

TC = 100 °C, IOUT = 50 A

1.9

2.2

2.5

m

Ω

Switching frequency

FSW

1.30

1.45

1.60

MHz

Output ripple frequency

FSW_RP

2.60

2.90

3.20

MHz

Output voltage ripple

VOUT_PP

COUT = 0 F, IOUT = 50 A, VIN = 42 V,

155

300

mV

20 MHz BW, Section 12

Output inductance (parasitic)

LOUT_PAR

Frequency up to 30 MHz,

600

pH

Simulated J-lead model

Output capacitance (internal)

COUT_INT

VOUT = 1.5 V

130

µF

Output capacitance (external)

COUT_EXT

VTM Standalone Operation

5000

µF

VIN pre-applied, VC enable

PROTECTION

OVLO

VIN_OVLO+

Module latched shutdown

55.5

57.7

59.8

V

Overvoltage lockout

TOVLO

Effective internal RC filter

2.4

µs

response time

Output overcurrent trip

IOCP

60

75

100

A

Short circuit protection trip current

ISCP

75

A

Output overcurrent response

TOCP

Effective internal RC filter (Integrative).

8

ms

time constant

Short circuit protection response time

TSCP

From detection to cessation

1

µs

of switching (Instantaneous)

Thermal shutdown setpoint

TJ_OTP

125

130

135

ºC

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.

2.0 ELECTRICAL CHARACTERISTICS

Specifications apply over all line and load conditions unless otherwise noted; Boldface specifications apply over the temperature

range of -40 °C < TJ < 125 °C (T-Grade); All other specifications are at TJ = 25 ºC unless otherwise noted.

MIN

MAX

UNIT

+ IN to - IN . . . . . . . . . . . . . . . . . . . . . . .

-1.0

60

VDC

PC to - IN . . . . . . . . . . . . . . . . . . . . . . . .

-0.3

20

VDC

TM to -IN . . . . . . . . . . . . . . . . . . . . . . . .

-0.3

7

VDC

VC to - IN . . . . . . . . . . . . . . . . . . . . . . . .

-0.3

20

VDC

MIN

MAX

UNIT

IM to - IN.................................................

0

3.15

VDC

+ IN / - IN to + OUT / - OUT (hipot)........

2250

VDC

+ IN / - IN to + OUT / - OUT (working)...

60

VDC

+ OUT to - OUT.......................................

-1.0

4

VDC

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