313

process

yellow

3405

1797

1375

116

2607

652

242

2985

375

240

Embedded Power for

Business-Critical Continuity

IPM300

Dual 48 V ATCA Input

Power Module

Special Features

• Optimized footprint for high

density ATCA applications

• Accepts inputs from -48 V and B

Feeds

• Hot Swap and ORing functionality

• 3.3 Vdc and 5.0 Vdc Isolated

Management Power

• Adjustable Hold Up Voltage from

50 to 95 Vdc

• I2C serial bus interface for

monitoring and reporting

• Programmable alarm

thresholds via I2C bus

• Hardware alarms via opto-

isolators for loss of A or B Feeds

• Comprehensive protection

circuitry - current, voltage and

temperature, inrush current,

reverse polarity

• EU directive 2002/95/EC

compliant for RoHS

Safety

Input

Input Range:

-36 V to -75 Vdc

Transient:

-100 Vdc (< 1 ms)

Inrush Current (without EARLY pin): 14 A typ

Recommended EARLY_A/B resistor: 100ohm, surge rated 2010 case size

Inrush Duration:

< 2 ms

Undervoltage Lockout:

-36 < Vin

Overvoltage Lockout:

-78 ≤ Vin < 85 Vdc

Efficiency:

98% @ 300 W

Output

5.0 V Management Bus

3.3 V Management Bus

Nominal Setpoint:

5.0 V

3.35 V

4.8 - 5.2 V

3.17 - 3.43 V

Output Current:

0 - 0.15 A

0 - 3.6 A

Current Limit:

130% Io, max (typ)

130% Io, max (typ)

Short Circuit:

Shutdown/Autorecovery

60 mVp-p

65 mVp-p

Overvoltage:

Vo > 13.4 Vdc

Vo > 5.0 Vdc (typ)

External Output Capacitance:

TBD

1000 uF max

Isolation Characteristics

Input to Output Isolation Voltage:

2250 Vdc

Input to Output Insulation:

Basic

• UL/cUL

60950-1 (E186249)

• TUV

EN60950-1

(B100551485779)

Rev. 02.25.11_111

IPM300 Series

1 of 3

Electrical Specifications

Total Power:

300 Watts

Input Voltage: -48 Vdc

Output:

3.3 V Management Bus

5.0 V Management Bus

Operating temperature range:

-40 °C to +85 °C ambient

Storage temperature:

-55 °C to +125 °C

MTBF:

> 1 MHrs @ 25 °C 100% Load

Environmental Specifications