IMX70 datasheet(9/17 Pages) BEL

9 / 17 page

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BCD.00002 Rev AJ, 28-May-2018

Page 9 of 17

IMX70 / IMY70 Series

70 to 90 Watt DC-DC Converters

Cross Regulation of Double-Output Models

See fig. 9. General conditions:

– T

A = 25 °C, unless TC is specified.

– Shutdown and R pin left open-circuit.

Efficiency

0.85

0.9

0.95

1.0

1.05

1.1

Vo / Vo nom

0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 Io / Io nom

JM030a

Vo2

Vo1

Fig. 9

Cross regulation of double-output models (typ.) V

o2 versus Io2, Io1 = 0.5 Io1 nom

0.4

0.8

Io / Io nom

JM096

Vi = 24 V

100

[%]

0.6

0.2

Vi = 33.6 V

Vi = 15 V

JM163

100

[%]

Vi = 137 V

Vi = 50 V

Io / Io nom

Vi = 110 V

Fig. 10a

Efficiency versus input voltage and load. Typical values

(24IMX70-24-24)

Fig. 10b

Efficiency versus input voltage and load. Typical values

(110IMY70-05)

JM098

Vi = 110 V

100

[%]

Vi = 137 V

Vi = 50 V

Io / Io nom

0.4

0.8

Io / Io nom

JM040a

Vi = 110 V

100

[%]

0.6

0.2

Vi = 150 V

Vi = 50 V

Fig. 10c

Efficiency versus input voltage and load. Typical values

(110IMY70-12)

Fig. 10d

Efficiency versus input voltage and load. Typical values

(110IMY70-24-24)

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