OKDY-TSLASH40-W12-001-C datasheet(9/38 Pages) MURATA-PS

Part #	OKDY-T/40-W12-001-C

Description	40A Digital PoL DC-DC Converter Series

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Manufacturer	MURATA-PS [Murata Power Solutions Inc.]

Direct Link	http://www.murata-ps.com

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Output Ripple & Noise, VO = 1.0 V

Typical Characteristics

Output Voltage

Output Ripple & Noise, VO =3.3 V

Output voltage ripple at: TP1 = +25 °C, VI = 12

V, CO = 470 μF/10 mΩ

IO = 40 A

Trace: output voltage (10 mV/div.).

Time scale: (2 μs/div.).

Output voltage ripple at: TP1 = +25 °C,

VI = 12 V, CO = 470 μF/10 mΩ

IO = 40 A

Output Ripple vs. Input Voltage

Trace: output voltage (10 mV/div.).

Time scale: (2 μs/div.).

Output Ripple vs. Frequency

Output voltage ripple Vpk-pk at: TP1 = +25°C, CO = 470 μF/10 mΩ, IO = 40 A.

Output Ripple vs. External Capacitance

Load regulation, VO =1.0 V

Output voltage ripple Vpk-pk at: TP1 = +25°C, VI = 12 V, CO = 470 μF/10 mΩ,

IO = 40 A. Default conﬁguration except changed frequency.

Output voltage ripple Vpk-pk at: TP1 = +25 °C, VI = 12 V, IO = 40 A.

Parallel coupling of capacitors with 470 μF/10 mΩ,

0

10

Load regulation at Vo =1.0 V at: TP1 = +25 °C, CO = 470 μF/10 mΩ

20

30

40

579

11

13

[V]

[mV

pk-pk]

0.6 V

1.0 V

1.8 V

3.3 V

0

20

40

60

80

100

200

300

250

400

450

350

500

550

600 [kHz]

[mV

pk-pk]

0.6 V

1.0 V

1.8 V

3.3 V

0

10

20

30

40

5

4

3

2

1

0

[mV]

[mF]

0.6 V

1.0 V

1.8 V

3.3 V

0.990

0.995

1.000

1.005

08

1.010

16

24

32

40

[V]

[A]

4.5 V

5.0 V

12 V

14 V

OKDx-T/40-W12-xxx-C

40A Digital PoL DC-DC Converter Series

MDC_OKDx-T/40-W12-xxx-C.A05 Page 9 of 38

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