KRW48S15-400I datasheet, PDF - EEWORLD Datasheet

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KRW48S15-400I: DescriptionAnalog Circuit,; CategoryPower/power management The power supply circuit; File Size151KB，3 Pages; ManufacturerWall Industries,Inc.; Websitehttps://www.wallindustries.com/

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KRW48S15-400I Overview

Analog Circuit,

KRW48S15-400I Parametric

Parameter Name	Attribute value
Maker	Wall Industries,Inc.
Reach Compliance Code	compliant
Analog Integrated Circuits - Other Types	DC-DC REGULATED POWER SUPPLY MODULE
Base Number Matches	1

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KR/KRW Series

6 Watt DC/DC Converter

Single and Dual Outputs

2:1 and 4:1 Wide Input Voltage Range

FEATURES

●

6 Watts Output Power

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Measurement

●

Output Current up to 1A

●

Wireless Network

●

High Efficiency up to 83%

●

Telecom/Datacom

●

Fixed Switching Frequency

●

Industry Control System

●

Six-Sided Continuous Shield

●

Semiconductor Equipment

●

Standard 2 x 1 x 0.4 inch Package

●

2:1 and 4:1 Wide Input Voltage Range

●

ISO9001 Certified Manufacturing Facilities

●

Compliant to RoHS EU Directive 2002/95/EC

●

Options: Positive Logic and Negative Logic Remote ON/OFF, Industrial Temperature

APPLICATIONS

SPECIFICATIONS:

KR/KRW Series

All specifications apply @ 25°C ambient unless otherwise noted

INPUT SPECIFICATIONS

Input Voltage Range

KR .............................. 12V nominal input .............................. 9-18VDC

24V nominal input ............................ 18-36VDC

48V nominal input ............................ 36-75VDC

KRW ........................... 24V nominal input .............................. 9-36VDC

48V nominal input ............................ 18-75VDC

Input Filter ....................................................................................... Pi Type

Input Surge Voltage (100ms max) ....... 12V input ..........................36 VDC

24V input ..........................50 VDC

48V input ........................100 VDC

Input Reflected Ripple Current (nom. Vin and FL)........................20mAp-p

Start Up Time (nom. Vin and constant resistive load)..............450ms max.

Remote ON/OFF (Option) (See Note 6)

(Positive Logic)............... DC-DC ON .............Open or 3.5V < Vr < 12V

DC-DC OFF .............Short or 0V < Vr < 1.2V

(Negative Logic) ............. DC-DC ON ...............Short or 0V < Vr < 1.2V

DC-DC OFF ...........Open or 3.5V < Vr < 12V

Input Current of Remote Control Pin (nominal Vin) ........... -0.5mA ~ +1mA

Remote Off State Input Current (nominal Vin) ..................................2.5mA

GENERAL SPECIFICATIONS

Efficiency ........................................................................................see table

Switching Frequency

KR..........................................................................................300KHz typ.

KRW ......................................................................................200KHz typ.

Isolation Voltage (Input to Output)......................................... 1600VDC min.

Isolation Resistance ...............................................................10 ohms min.

Isolation Capacitance ................................................................ 300pF max.

ENVIRONMENTAL SPECIFICATIONS

Operating Temperature

Standard .................................................... -25°C ~ +85°C (with derating)

“I” suffix (See Note 7)................................. -40°C ~ +85°C (non-derating)

“I” suffix (KRW series)................................ -40°C ~ +85°C (with derating)

Storage Temperature .......................................................... -55°C ~ +105°C

Maximum Case Temperature ............................................................. 100°C

Relative Humidity...................................................................5% to 95% RH

Thermal Impedance (See Note 8)

Natural Convection ............................................................. 12°C / Watt

Natural Convection with Heat-Sink..................................... 10°C / Watt

Thermal Shock ..................................................................... MIL-STD-810F

Vibration ................................10~55Hz, 10G, 30 minutes along X, Y, and Z

MTBF (See Note 1) .......................................................... 3.145 x 10 hours

OUTPUT SPECIFICATIONS

Output Voltage ..............................................................................see table

Voltage Accuracy (nominal Vin and full load) ...................................... ±1%

Output Current ..............................................................................see table

Output Power ......................................................................... 6 Watts max.

Line Regulation (LL to HL at FL)....................................................... ±0.2%

Load Regulation (no load to full load) .......... Single Output.............. ±0.2%

Dual Output ................... ±1%

Cross Regulation (Dual) (Asymmetrical load 25% / 100% FL) ............ ±5%

Minimum Load ....................................................................................... 0%

Ripple/Noise (20 MHz BW) ...........................................................50mVp-p

Temperature Coefficient ................................................. ±0.02% / °C max.

Transient Response Recovery Time

25% load step change.................................................... (Single) 200us

FL to HL ±1% error band

(Dual) 200us

PHYSICAL SPECIFICATIONS

Weight ..................................................................................... 27g (0.95 oz)

Dimensions....................... 2.0 x 1.0 x 0.40 inches (50.8 x 25.4 x 10.2 mm)

Case Material ..............................................................Nickel-coated copper

Base Material...................................................Non-conductive black plastic

Potting material..................................................................Epoxy (UL94-V0)

Shielding......................................................................................... six-sided

SAFETY & EMC

Approvals and Standards .................. IEC60950-1, UL60950-1, EN60950-1

EMI .....................................EN55022 .............................................. Class A

ESD ....................EN61000-4-2……..

Air ± 8KV …….Perf. Criteria B

Contact ± 6KV

PROTECTION SPECIFICATIONS

Over Load Protection (% of full load at nom. input) .................... 170% typ.

Short Circuit Protection. ............................Continuous, automatic recovery

Radiated Immunity..............EN61000-4-3............... 10V/m Perf. Criteria A

Fast Transient.....................EN61000-4-4................. ±2KV Perf. Criteria B

Surge (See Note 9).............EN61000-4-5................. ±1KV Perf. Criteria B

Conducted Immunity...........EN61000-4-6............ 10 Vrms Perf. Criteria A

Due to advances in technology, specifications subject to change without notice

Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833

603-778-2300 www.wallindustries.com Fax 603-778-9797

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