MFA350PS12

更新时间： 2024-10-01 12:19:35

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AC-DC Power Supplies

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MFA350PS12 数据手册

350 Watts

xppower.com

MFA350 Series

•

Screw Terminals Available

U-Channel, Cover Fan & Hotswap Formats

High Power Density up to 11.1 W/in³

-10 °C to +70 °C Operation

Power Fail, DC OK & Active Current Share

5 V Standby & 12 V Fan Supply Outputs

48 VDC Input Versions Available (DFA350)

Specification

Input

General

Input Voltage

• 85-264 VAC

(derate output power 10% below 90 VAC)

Efficiency

Isolation

• Typically 86%

• 3000 VAC Input to Output

1500 VAC Input to Ground

100 VDC Output to Ground

Input Frequency

Input Current

• 47-63 Hz

• Typically 3.6 A at 115 VAC &

1.8 A at 230 VAC

Switching Frequency

• Typically PFC 62 kHz,

main converter 157 kHz

• 11.1 W/In³

Inrush Current

Power Factor

• <60 A max at 230 VAC cold start

Power Density

Signals

• >0.9 harmonics compliant with

EN61000-3-2 Class A

• Power Fail - open collector, transistor off

for AC good, ≥5 ms warning of loss of

output. DC OK - open collector, transistor

off for DC good

Earth Leakage Current • Typically 1 mA at 230 VAC/50 Hz,

0.5 mA at 115 VAC/60 Hz

Input Protection

• T6.3 A/250 V internal in line fuse

MTBF

• Typically 460 kHrs to MIL-HDBK-217F,

notice 2, +25 °C GB

Output

Output Voltage

Output Voltage Trim

Initial Set Accuracy

Minimum Load

Start Up Delay

Hold Up Time

Drift

• See tables

Environmental

•

10%

Operating Temperature • Forced cooled: -10 °C to +70 °C, derate

• V1 1%, V2 5%, V3 3%

• No minimum load required

• 2 s maximum, typically 1 s

• 16 ms minimum at 90 VAC full load

linearly from +50 °C at 2.5%/°C to +70 °C

Cooling

• >13 CFM forced airflow required for U

Channel Versions, ‘-H’, ‘-TF’ & ‘-EF’

versions have integral fan

Operating Humidity

Storage Temperature

Operating Altitude

Shock

• 5-95% RH

• -20 °C to +85 °C

• 3000 m

•

0.2% after 20 min warm-up

Line Regulation

Load Regulation

• V1 0.5%, V2 3.0%, V3 0.5%

• V1 1.0%, V2 5.0%, V3 1.0%,

0-100% load V1 & V3, 10-100% load V2

• 3 x 30 g/11 ms shocks in both +ve & -ve

directions along the 3 orthogonal axes,

total 18 shocks.

Over/Undershoot

• <1% maximum

Transient Response

• <4% max deviation,with 50-75-50% load

step. Recovery to within 1% <500 µs

Vibration

• Single axis 10-500 Hz at 2 g x 10 sweeps

Ripple & Noise

• V1 & V3: 1%, V2: 2% pk-pk, 20 MHz BW

EMC & Safety

Overvoltage Protection • 115-140% Vnom (output V1 only)

Emissions

• EN55022, Class B conducted

EN55022, Class A radiated

Overtemperature

Protection

• Thermal sensor under PCB shuts unit

down typically >+75 °C

Harmonic Currents

Voltage Flicker

Radiated Immunity

EFT/Burst

• EN61000-3-2, Class A

Overload Protection

• 110-140%, I nom V1

• EN61000-3-3

Short Circuit Protection • Continuous

• EN61000-4-3, level 3 Perf Criteria A

• EN61000-4-4, level 3 Perf Criteria A

• EN61000-4-5, level 3 Perf Criteria A

• EN61000-4-6, 10 V rms Perf Criteria A

• EN61000-4-11 Perf Criteria A, B, B

Temperature

Coefficient

• 0.05%/ºC

Surge

Remote Sense

Remote On/Off

• Compensates for 0.5 V total voltage drop

Conducted Immunity

Dips & Interruptions

Safety Approvals

• Short circuit or TTL Low turns PSU off,

can also be configured as enable

• CB Report, IEC60950-1:2001,

CSA22.2 No. 60950-1-05,

UL60950-1 (2003),

Current Share

• Up to 3 supplies can be connected in

parallel, derate total output current to 90%

TUV EN60950-1/A11:2004,

CCC pending contact sales

12 3 4

中文翻译

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MFA350PS12 替代型号

型号	品牌	替代类型	描述	数据表
JPS350PS12C	XPPOWER	类似代替	AC-DC Power Supplies

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