BMR4570007SLASH014 datasheet(13/36 Pages) ERICSSON

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Ericsson Internal

PRODUCT SPECIFICATION

9 (17)

Prepared (also subject responsible if other)

No.

SECSUND

2/1301-BMR 457 Uen

Approved

Checked

Date

Rev

Reference

SEC/D (Julia You)

EZHIXZH

2012-08-24

Typical Characteristics

12 V, 25 A, 300 W

BMR 457 0000/002

Start-up

Shut-down

Start-up enabled by connecting VI at:

TP1 = +25°C, VI = 53 V,

IO = 25 A resistive load.

Top trace: output voltage (5 V/div).

Bottom trace: input voltage (50 V/div).

Time scale: (10 mS/div)

Shut-down enabled by disconnecting VI at:

TP1 = +25°C, VI = 53 V,

IO = 25 A resistive load.

Top trace: output voltage (5 V/div).

Bottom trace: input voltage (20 V/div).

Time scale: (1 mS/div).

Output Ripple & Noise

Output Load Transient Response

Output voltage ripple at:

TP1 = +25°C, VI = 53 V,

IO = 25 A resistive load.

Trace: output voltage (20 mV/div).

Time scale: (2 uS/div).

Output voltage response to load current step-

change (6.25-18.75 -6.25 A) at:

TP1 =+25°C, VI = 53 V.

Top trace: Output voltage (500 mV/div).

Bottom trace: load current (10 A/div).

Time scale: (0.5 mS/div)

Input Voltage Transient Response

Output voltage response to input voltage

transient at:

TP1 = +25°C, VI = 40-60 V,

IO = 25 A resistive load, CO = 3.3 mF

Top trace: output voltage (2 V/div.).

Bottom trace: input voltage (20 V/div.).

Time scale: (0.5 ms/div.).

BMR457 series Fully regulated Advanced Bus Converters

Input 36-75 V, Output up to 25 A / 300 W

1/28701-FGC 101 1835 revC August 2012

Technical Speciﬁcation 13

BMR4570007/014 Datasheet(PDF) 13 Page - Ericsson

BMR4570007/014 Datasheet(HTML) 13 Page - Ericsson

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