JUN 06, 2006 revised to JUL 25, 2006

Page 4 of 12

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HHS60 DC-DC Series Data Sheet

48VDC Input, 60 Amp Half-Brick Converter

Protections Specifications

All specifications apply over specified input voltage, output load, and temperature range, unless otherwise noted.

Parameter

Conditions/Description

Min

Nom

Max

Units

Overcurrent Protection

1

Type

Non-latching – Hiccup mode, auto-recovery

Threshold

64

78

Adc

Short Circuit

30

Overvoltage Protection

2

Type

Clamping, auto-recovery

Threshold

120

140

Vdc

Overtemperature Protection

Type

Non-latching, auto-recovery

Threshold

Baseplate temperature

116

120

124

°C

Recovery

90

°C

1

See Fig. 13

2

See Fig. 14

Feature Specifications

All specifications apply over specified input voltage, output load and temperature range, unless otherwise noted.

Parameter

Conditions/Description

Min

Nom

Max

Units

ON/OFF

Negative Logic (-N suffix)

Converter ON

Source Current

Converter OFF

Open Circuit Voltage

ON/OFF signal is low or the pin is

connected to -Vin – converter is ON

Von/off in reference to -Vin

ON/OFF pin is connected to -Vin

Von/off in reference to -Vin

ON/OFF pin is floating

-0.5

3.5

0.5

1.8

1

20

5

VDC

mADC

VDC

VDC

Positive Logic (no suffix)

Converter ON

Open Circuit Voltage

Converter OFF

Source Current

On/Off signal is low or the pin is floating

–converter is OFF

Von/off in reference to -Vin

ON/OFF pin is floating

Von/off in reference to -Vin

ON/OFF pin is connected to -Vin

3.5

-0.5

0.5

10

5

1.8

1

VDC

VDC

VDC

mADC

Remote Sense

1

Remote Sense Headroom

10

%Vout

Output Voltage Trim

1

Trim Up

10

Vdc

Trim Down

-10

Vdc

1

Vout can be increased up to 10% via the sense leads or up to 10% via the trim function; however total output voltage trim from all sources

should not exceed 10% of Vout.