OKX-T/3-D12N-C【PDF 3/15 页】DC-DC CONVRT 0.7525-5.5V 3A 5SIP

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OKX-T/3-D12 Series

Adjustable 3-Amp SIP Non-Isolated DC/DC Converters

FUNCTIONAL SPECIFICATIONS, OKX-T/3-D12-C

ABSOLUTE MAXIMUM RATINGS

Input Voltage, Continuous

Input Reverse Polarity

On/Off Remote Control

Output Power

Conditions ?

Full power operation

None, install external fuse

Power on or off, referred to -Vin

Minimum

0

0

0

Typical/Nominal

None

15

Maximum

15

13.8

15.3

Units

Vdc

Vdc

Vdc

W

Output Current

Current-limited, no damage,

short-circuit protected

0 3 A

Storage Temperature Range

Vin = Zero (no power) -55 125 °C

Absolute maximums are stress ratings. Exposure of devices to greater than any of these conditions may adversely affect long-term reliability. Proper operation under conditions other

than those listed in the Performance/Functiona l Speci?cations Table is not implied or recommended.

INPUT

Operating voltage range

Recommended External Fuse

Turn On/Start-up threshold

Turn Off/Undervoltage lockout 15

Reverse Polarity Protection

Internal Filter Type

Input current

Conditions ? ?

Vin ≥ Vout +2 8.3 12 13.8 Vdc

Fast blow 4 A

Rising input voltage 7.5 8.0 8.3 Vdc

Falling input voltage 7.3 7.8 8.05 Vdc

None, install external fuse None Vdc

C-TYPE

Full Load Conditions

Low Line

Inrush Transient

Short Circuit Input Current

No Load Input Current

No Load Input Current

Shut-Down Mode Input Current

Re?ected (back) ripple current ?

Vin = nominal (5Vo set)

Vin @ min, 5 Vout

5Vout, Iout @ 0

0.75V, Iout @ 0

Measured at input with speci?ed ?lter

1.344

1.934

0.4

60

40

20

5

60

1.393

2.005

70

35

A

A

A2-Sec.

mA

mA

mA

mA, pk-pk

GENERAL and SAFETY

Ef?ciency

@ Vin nom, 5Vout

@ Vin min, 5Vout

@ Vin nom, 3.3Vout

@ Vin nom, 2.5Vout

@Vin nom, 1.8Vout

@Vin nom, 1.5Vout

@Vin nom, 1.2Vout

@Vin nom, 1Vout

91.5

93.5

89.5

88

85

83

80.5

78

93

95

91

89.5

87

85

82.5

80

%

%

%

%

%

%

%

%

Certi?ed to UL-60950-1, CSA-C22.2

Safety

No.60950-1, IEC/EN60950-1, 2nd edition

(pending)

Yes

Calculated MTBF ?

Per Telcordia SR332, issue 1 class 3, ground

?xed, Tambient=+25?C

TBD

Hours x 10 6

DYNAMIC CHARACTERISTICS

Fixed Switching Frequency

Startup Time

Power On, to Vout regulation band,

100% resistive load

290

320

8

350

10

KHz

mS

Startup Time

Dynamic Load Response

Dynamic Load Peak Deviation

Remote ON to 10% Vout (50% resistive load)

50-100-50% load step, settling time to within

±2% of Vout di/dt = 2.5 A/μSec

same as above

6

80

±150

mS

μSec

mV

FEATURES and OPTIONS

Remote On/Off Control ?

“N” suf?x:

Negative Logic, ON state

Pin open=ON

0

0.4

V

Negative Logic, OFF state

Control Current

open collector/drain

1.5

1

+Vin

V

mA

“P” suf?x:

Positive Logic, ON state

Pin open=ON

7.8

+Vin

V

Positive Logic, OFF state

Control Current

open collector/drain

0

1

0.4

V

mA

www.murata-ps.com/support

MDC_OKX-T/3-D12 Series.A01 Page 3 of 15

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