Q48SD12042NRFH

Q48SD12042NRFH Datasheet

Delphi Series Q48SD Quarter Brick Family Full Digital Control DC/DC Power Modules 48V In, 12V/42A Out

Part	Datasheet
Q48SD12042NRFH	Q48SD12042NRFH (pdf)

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Delphi Series Q48SD Quarter Brick Family Full Digital Control DC/DC Power Modules 48V In, 12V/42A Out The Delphi Series Q48SD, 36~75V input, isolated single output, Quarter Brick, are full digital control DC/DC converters, and are the latest offering from a world leader in power systems technology and manufacturing Delta Electronics, Inc. The Q48SD series provide up to 500 watts of power in an industry standard, DOSA compliant footprint and pin out the typical efficiency is at 48V input, 12V output and 42A load. There is a built-in digital PWM controller in the Q48SD series, which is used to complete the Vo feedback, PWM signal generation, droop current sharing, fault protection, and PWBUS communications, and so on. With the digital control, many design and application flexibility, advanced performance, and reliability are obtained and the Q48SD series can be connected in parallel directly for higher power without add external oring-fet. Datasheet DS_Q48SD12042_01302013 High efficiency Size: OPTIONS Digital PMBus interface Parallel and Droop Current sharing Trim Positive On/Off logic With heatspreader Short pin lengths available Telecom / DataCom Wireless Networks Optical Network Equipment Server and Data Storage Industrial/Test Equipment TECHNICAL SPECIFICATIONS TA=25°C, airflow rate=300 LFM, Vin=48Vdc, nominal Vout unless otherwise noted. PARAMETER NOTES and CONDITIONS ABSOLUTE MAXIMUM RATINGS Input Voltage Continuous Transient 100ms On/off Pin Voltage Other Pin Voltage Operating Ambient Temperature Storage Temperature Input/Output Isolation Voltage INPUT CHARACTERISTICS Operating Input Voltage Input Under-Voltage Lockout Turn-On Voltage Threshold Turn-Off Voltage Threshold Lockout Hysteresis Voltage Maximum Input Current No-Load Input Current Off Converter Input Current Inrush Current I2t Start up Current Input Terminal Ripple Current Input Reflected-Ripple Current Input Voltage Ripple Rejection OUTPUT CHARACTERISTICS The module without droop current sharing option code Output Voltage Set Point Output Voltage Regulation Over Load Over Line Over Temperature Total Output Voltage Range With droop option code The module with droop current sharing option code Output Voltage Set Point Output Voltage Regulation Over Load Over Line Over Temperature Total Output Voltage Range Both With and without droop current sharing option code Output Voltage Ripple and Noise Peak-to-Peak RMS Operating Output Current Range Output DC Current-Limit Inception 100ms Trim/Current Sharing, C2, Data, SMBAlert, Clock, Addr1, Addr0 Vin=36V, 100% Load, With 100uF external input capacitor Peak, Vin=36V, 100% Load, With 5000uF Co RMS, With 100uF input cap. P-P thru 12µH inductor, 5Hz to 20MHz 120 Hz Vin=48V, Io=Io.max, Tc=25°C Io=Io,min to Io,max Vin=38.5V to 75V Tc=-40°C to 125°C over sample load, and temperature, from 38.5~75V Vin over sample load, and temperature, from 36~75V Vin Vin=48V, Io=0A, Tc=25°C Io=Io,min to Io,max Vin=40V to 75V Tc=-40°C to 125°C over sample load, and temperature, from 40~75V Vin over sample load, and temperature, from 36~75V Vin 5Hz to 20MHz bandwidth Full Load, 1µF ceramic, 10µF tantalum Full Load, 1µF ceramic, 10µF tantalum Full input voltage range Output Voltage 10% Low Output Voltage Trim Range DYNAMIC CHARACTERISTICS Output Voltage Current Transient Positive Step Change in Output Current Negative Step Change in Output Current Setting Time within 1% Vout nominal Turn-On Transient Start-Up Time, From On/Off Control Start-Up Time, From Input Output Capacitance EFFICIENCY 100% Load 60% Load ISOLATION CHARACTERISTICS Input to Output Isolation Resistance Isolation Capacitance FEATURE CHARACTERISTICS Current sharing accuracy Switching Frequency ON/OFF Control Logic Low Logic High ON/OFF Current for both remote on/off logic ON/OFF Current for both remote on/off logic Leakage Current for both remote on/off logic Output Voltage Trim Range Output Over-Voltage Protection Vin=48V, 10µF Tan & 1µF Ceramic load cap, 0.1A/µs 50% Io.max to 75% Io.max 75% Io.max to 50% Io.max Vin=48V Vin=48V

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Delphi Series Q48SD Quarter Brick Family Full Digital Control DC/DC Power Modules 48V In, 12V/42A Out

The Delphi Series Q48SD, 36~75V input, isolated single output, Quarter Brick, are full digital control DC/DC converters, and are the latest offering from a world leader in power systems technology and manufacturing Delta Electronics, Inc. The Q48SD series provide up to 500 watts of power in an industry standard, DOSA compliant footprint and pin out the typical efficiency is at 48V input, 12V output and 42A load. There is a built-in digital PWM controller in the Q48SD series, which is used to complete the Vo feedback, PWM signal generation, droop current sharing, fault protection, and PWBUS communications, and so on. With the digital control, many design and application flexibility, advanced performance, and reliability are obtained and the Q48SD series can be connected in parallel directly for higher power without add external oring-fet.

Datasheet DS_Q48SD12042_01302013

High efficiency Size:

OPTIONS

Digital PMBus interface Parallel and Droop Current sharing Trim Positive On/Off logic With heatspreader Short pin lengths available

Telecom / DataCom Wireless Networks Optical Network Equipment Server and Data Storage Industrial/Test Equipment

TECHNICAL SPECIFICATIONS

TA=25°C, airflow rate=300 LFM, Vin=48Vdc, nominal Vout unless otherwise noted.

PARAMETER

NOTES and CONDITIONS

ABSOLUTE MAXIMUM RATINGS Input Voltage

Continuous Transient 100ms On/off Pin Voltage

Other Pin Voltage

Operating Ambient Temperature Storage Temperature Input/Output Isolation Voltage INPUT CHARACTERISTICS

Operating Input Voltage Input Under-Voltage Lockout

Turn-On Voltage Threshold Turn-Off Voltage Threshold Lockout Hysteresis Voltage Maximum Input Current No-Load Input Current Off Converter Input Current Inrush Current I2t Start up Current Input Terminal Ripple Current Input Reflected-Ripple Current Input Voltage Ripple Rejection OUTPUT CHARACTERISTICS The module without droop current sharing option code Output Voltage Set Point Output Voltage Regulation Over Load Over Line Over Temperature Total Output Voltage Range With droop option code The module with droop current sharing option code Output Voltage Set Point Output Voltage Regulation Over Load Over Line Over Temperature Total Output Voltage Range

Both With and without droop current sharing option code Output Voltage Ripple and Noise Peak-to-Peak RMS Operating Output Current Range

Output DC Current-Limit Inception
100ms

Trim/Current Sharing, C2, Data, SMBAlert, Clock, Addr1, Addr0

Vin=36V, 100% Load,

With 100uF external input capacitor Peak, Vin=36V, 100% Load, With 5000uF Co

RMS, With 100uF input cap. P-P thru 12µH inductor, 5Hz to 20MHz
120 Hz

Vin=48V, Io=Io.max, Tc=25°C

Io=Io,min to Io,max Vin=38.5V to 75V Tc=-40°C to 125°C over sample load, and temperature, from 38.5~75V Vin over sample load, and temperature, from 36~75V Vin

Vin=48V, Io=0A, Tc=25°C

Io=Io,min to Io,max Vin=40V to 75V

Tc=-40°C to 125°C over sample load, and temperature, from 40~75V Vin over sample load, and temperature, from 36~75V Vin
5Hz to 20MHz bandwidth Full Load, 1µF ceramic, 10µF tantalum Full Load, 1µF ceramic, 10µF tantalum

Full input voltage range Output Voltage 10% Low

Output Voltage Trim Range

DYNAMIC CHARACTERISTICS Output Voltage Current Transient Positive Step Change in Output Current Negative Step Change in Output Current Setting Time within 1% Vout nominal Turn-On Transient Start-Up Time, From On/Off Control Start-Up Time, From Input Output Capacitance

EFFICIENCY 100% Load 60% Load ISOLATION CHARACTERISTICS Input to Output Isolation Resistance Isolation Capacitance FEATURE CHARACTERISTICS Current sharing accuracy Switching Frequency ON/OFF Control

Logic Low Logic High ON/OFF Current for both remote on/off logic ON/OFF Current for both remote on/off logic Leakage Current for both remote on/off logic

Output Voltage Trim Range

Output Over-Voltage Protection

Vin=48V, 10µF Tan & 1µF Ceramic load cap, 0.1A/µs
50% Io.max to 75% Io.max 75% Io.max to 50% Io.max

Vin=48V Vin=48V

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Datasheet ID: Q48SD12042NRFH 508530