January 17, 2018 A.01

AT SERIES (2” x 1” Package)

Up to 30 Watt DC-DC Converter

ABSOLUTE MAXIMUM RATINGS

Parameters

Conditions

Model

Min.

Typical

Max.

Units

Input Voltage

Continuous

DC

0

36

Volts

0

75

Transient

100ms, DC

50

Volts

100

Operating Ambient Temperature

Derating, Above 78

℃

All

-40

+85

℃

Case Temperature

All

+105

℃

Storage Temperature

All

-55

+125

℃

Input / Output Isolation Voltage

1 minute

All

1500

Volts

INPUT CHARACTERISTICS

Note: All specifications are typical at nominal input, full load at 25

℃unlessotherwisenoted

Parameters

Conditions

Model

Min.

Typical

Max.

Units

Operating Input Voltage

9

24

36

Volts

18

48

75

Maximum Input Current

24Vin

3800

mA

48Vin

1900

No-Load Input Current

AT22S3.3-7.5

100

mA

AT22S5-6

110

AT22S12-2.5

50

AT22S15-2

50

AT22D12-1.25

60

AT22D15-1

60

AT45S3.3-7.5

50

AT45S5-6

50

AT45S12-2.5

30

AT45S15-2

30

AT45D12-1.25

40

AT45D15-1

40

Input UnderVoltage Lockout

Turn-On Voltage Threshold

24Vin

48 Vin

8

16.5

8.5

17

8.8

17.5

VDC

VDC

Turn-Off Voltage Threshold

24Vin

48 Vin

7.7

15.5

8.5

16

8.8

16.5

VDC

VDC

Lockout Hysteresis Voltage

24Vin

48 Vin

0.5

0.9

VDC

AT per ETS300 132-2

All

0.1

Input Reflected-Ripple Current

P-P thru 12uH inductor, 5Hz to 20MHz

All

30

mA

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