DC/DC Converter

Programmable, Single Output, 1.1V - 1.85Vout @ 60A

DC/DC Converter

Programmable, Single Output, 1.075V - 1.85V @ 80A

Voltage Regulator Module

VRM 9.1

Model: VR091B080CS

Features

• Meets VRM9.1 Requirements

• DAC Programmable Output Voltage

• Active Current Sharing within 10%

• Input Fuse Protected

• Power Good Output

• Remote Sense

• Remote Enable

• Supervisory Functions

• Output Over-Voltage Latch-Off

• Output Over-Current

• Short Circuit Protection

Table 1:

Specifications

Notes and Conditions (1)

Min

Typ

Max

Units

Input Voltage Operating Range

Io = 0 to 80 Amps

11.04

12.00

12.60

Vdc

Input Current Slew Rate

0.25

1.0

A/µS

Output Voltage (Vo)

5-Bit DAC Controlled

1.075

1.85

V

Output Current (Io)

0

80

A

Output di/dt

100% Load Step

50

A/µS

Efficiency

Io = 80 Amps

80

84

%

Turn-on Time

Vin = 11.04V

15

mS

Over-Voltage Shutdown

Vo

2.10

2.25

2.40

V

Over-Current Limit

Io = 80 Amps

150

%

Operating Temperature

Io = 80 Amps

0

60

°C

Storage temperature

-40

70

°C

Dimensions

3.8”L x 2.3”H x 0.57”W

Reliability

MTBF Prediction per RAC Prism @ 55°C

1,545,115 hours

1.075V - 1.85V Output @ 80 Amps

Multi-Phase Buck Topology

V

0%

NOT RECOMMENDED

FOR NEW DESIGNS

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