UWS-5/10-Q48PM-C【PDF 12/25 页】DC/DC CONVERTER 5V 10A ISOLATED

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UWS Series

Sixteenth-brick DOSA-Compatible,

Wide Input Isolated DC-DC Converters

FUNCTIONAL SPECIFICATIONS, UWS-12/4.5-Q48

ABSOLUTE MAXIMUM RATINGS

Input Voltage, Continuous

Input Voltage, Transient

Conditions ?

Full temperature range

Operating or non-operating, 100 mS max.

duration

Minimum

0

0

Typical/Nominal

Maximum

80

100

Units

Vdc

Vdc

Isolation Voltage

Input Reverse Polarity

On/Off Remote Control

Input to output tested

None, install external fuse

Power on or off, referred to -Vin

2250 Vdc

None Vdc

0 15 Vdc

Output Power

Output Current

Storage Temperature Range

0 54.54 W

Current-limited, no damage, short-circuit protected 0 4.5 A

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/Functional Speci?cations Table is not implied or recommended.

INPUT

Operating voltage range

Recommended External Fuse

Start-up threshold

Undervoltage lockout

Overvoltage shutdown

Reverse Polarity Protection

Internal Filter Type

Input current

Full Load Conditions

Low Line

Inrush Transient

Output in Short Circuit

No Load Input Current

Shut-Down Mode Input Currrent (Off, UV, OT)

Re?ected (back) ripple current ?

Pre-biased startup

GENERAL and SAFETY

Ef?ciency

Isolation

Isolation Voltage, Input to Output

Insulation Safety Rating

Isolation Resistance

Isolation Capacitance

Safety (Designed to meet the following

requirements)

18 48 75 Vdc

Fast blow 6 A

Rising input voltage 16.5 17.2 17.9 Vdc

Falling input voltage 15 16.5 17.50 Vdc

Rising input voltage None Vdc

None, install external fuse None Vdc

capacitive

Vin = nominal 1.24 1.28 A

Vin = minimum , 3.5A load 2.55 2.63 A

0.05 A2-Sec.

100 200 mA

Iout = minimum, unit=ON 25 60 mA

5 10 mA

Measured at input with speci?ed ?lter 30 40 mA, pk-pk

External output voltage < Vset Monotonic

Vin=48V, full load 89 91 %

Vin=24V, full load 89.5 91.5 %

2250 Vdc

basic

100 MΩ

1000 pF

UL-60950-1, IEC/EN60950-1, 2nd Edition Yes

Calculated MTBF ?

DYNAMIC CHARACTERISTICS

Per Telcordia SR332, issue 1, class 3, ground

?xed, Tambient=+25°C

3.0 Hours x 10 6

Fixed Switching Frequency

Power Up Startup Time

On/Off Startup Time

200 230 260 KHz

Power On to Vout regulated 30 mS

Remote ON to Vout regulated 30 mS

Dynamic Load Response

50-75-50% load step, settling time to within

±1% of Vout

250 300 μSec

Dynamic Load Peak Deviation

FEATURES and OPTIONS

Remote On/Off Control ?

"N" suf?x

Negative Logic, ON state

Negative Logic, OFF state

Control Current

"P" suf?x

Positive Logic, ON state

Positive Logic, OFF state

Control Current

Same as above, ±350 ±400 mV

ON=Pin grounded or external voltage -0.1 0.8 Vdc

OFF=Pin open or external voltage 2.5 15 Vdc

Open collector/drain, sourcing 1 2 mA

ON=Pin open or external voltage 10 15 Vdc

OFF=Pin grounded or external voltage 0 0.7 Vdc

Open collector/drain, sinking 1 2 mA

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MDC_UWS Series.C03 Page 12 of 25

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