UDT020A0X3-SRZ Lineage Power, UDT020A0X3-SRZ Datasheet
UDT020A0X3-SRZ
Specifications of UDT020A0X3-SRZ
Related parts for UDT020A0X3-SRZ
UDT020A0X3-SRZ Summary of contents
Page 1
Preliminary Data Sheet May 10, 2011 20A Digital Micro DLynx 3Vdc –14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A Output Current RoHS Compliant Applications Distributed power architectures Intermediate bus voltage applications Telecommunications equipment Servers and storage applications ...
Page 2
Preliminary Data Sheet May 10, 2011 Absolute Maximum Ratings Stresses in excess of the absolute maximum ratings can cause permanent damage to the device. These are absolute stress ratings only, functional operation of the device is not implied at these ...
Page 3
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current Electrical Specifications (continued) Parameter Output Voltage Set-point (with 0.1% tolerance for external resistor used to set output voltage) Output ...
Page 4
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Electrical Specifications (continued) Parameter Frequency Synchronization Synchronization Frequency Range High-Level Input Voltage Low-Level Input Voltage Input Current, SYNC Minimum Pulse Width, SYNC Maximum SYNC rise time General Specifications Parameter Calculated ...
Page 5
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current Feature Specifications (cont.) Parameter Turn-On Delay and Rise Times ( within ±1% of ...
Page 6
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Digital Interface Specifications Unless otherwise indicated, specifications apply over all operating input voltage, resistive load, and temperature conditions. See Feature Descriptions for additional information. Parameter PMBus Signal Interface Characteristics Input ...
Page 7
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current Characteristic Curves The following figures provide typical characteristics for the 20A Digital Micro DLynx Vin=3.3V 75 ...
Page 8
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Characteristic Curves The following figures provide typical characteristics for the 20A Digital Micro DLynx Vin=3.3V 80 Vin=14V 75 Vin=12V ...
Page 9
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current Characteristic Curves The following figures provide typical characteristics for the 20A Digital Micro DLynx 95 90 Vin=3.3V 85 Vin=12V ...
Page 10
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Characteristic Curves The following figures provide typical characteristics for the 20A Digital Micro DLynx 100 Vin=12V 95 90 Vin=4. OUTPUT CURRENT, I Figure ...
Page 11
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current Characteristic Curves The following figures provide typical characteristics for the 20A Digital Micro DLynx 100 Vin=12V ...
Page 12
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Characteristic Curves The following figures provide typical characteristics for the 20A Digital Micro DLynx 100 95 90 Vin=7V Vin=14V OUTPUT CURRENT, I Figure ...
Page 13
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current Design Considerations Input Filtering TM The 20A Digital Micro DLynx module should be connected to a low ac-impedance source. ...
Page 14
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Analog Feature Descriptions Remote On/Off The module can be turned ON and OFF either by using the ON/OFF pin (Analog interface) or through the PMBus interface (Digital). The module can ...
Page 15
... Trim pin to output pin for margining-down. Figure 43 shows the circuit configuration for output voltage margining. The POL Programming Tool, available at www.lineagepower.com also calculates the values of R for a specific output voltage and % margin. Please consult your local Lineage Power technical representative for additional details. Ω k ...
Page 16
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Output Voltage Sequencing The power module includes a sequencing feature, EZ- SEQUENCE that enables users to implement various types of output voltage sequencing in their applications. This is accomplished via ...
Page 17
... Please contact your Lineage Power technical representative to obtain more details of this feature as well as for guidelines on how to select the right value of external R-C to tune the module for best transient ...
Page 18
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Table 3. Recommended values obtain transient deviation Vout for a 10A step load with Vin=12V 3.3V 2.5V 1.8V 5x47μF 2x47μF 2x47μF + ...
Page 19
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current Digital Feature Descriptions PMBus Interface Capability TM The 20A Digital Micro DLynx power modules have a PMBus interface that ...
Page 20
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Bit Position Access r/w r/w r/w Function PU CMD CPR Default Value PU: Sets the default to either operate any time input power is ...
Page 21
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current using the “Linear” mode with the exponent fixed at –10 (decimal). The value of the offset voltage is given ...
Page 22
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 4. Module output is disabled when the fault is present and the output is enabled when the fault no longer exists (Bits [7:6] = 11, Bits [5:3] = xxx). Note ...
Page 23
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current _ , where I is the temperature corrected value of OUT_CORR the current measurement the module READ_OUT ...
Page 24
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Bit Flag Position 7 VOUT OV Fault VOUT UV Fault STATUS_IOUT : Returns one byte of information ...
Page 25
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current Summary of Supported PMBus Commands Please refer to the PMBus 1.1 specification for more details of these commands. Hex ...
Page 26
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Hex Command Code 22 VOUT_TRIM 25 VOUT_MARGIN_HIGH 26 VOUT_MARGIN_LOW 29 VOUT_SCALE_LOOP 35 VIN_ON LINEAGE POWER TM : Non-isolated DC-DC Power Modules 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A ...
Page 27
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current Hex Command Code 36 VIN_OFF 38 IOUT_CAL_GAIN 39 IOUT_CAL_OFFSET 40 VOUT_OV_FAULT_LIMIT 41 VOUT_OV_FAULT_RESPONSE LINEAGE POWER TM : Non-isolated DC-DC ...
Page 28
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Hex Command Code 44 VOUT_UV_FAULT_LIMIT 45 VOUT_UV_FAULT_RESPONSE 4A IOUT_OC_WARN_LIMIT 5E POWER_GOOD_ON 5F POWER_GOOD_OFF LINEAGE POWER TM : Non-isolated DC-DC Power Modules 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A ...
Page 29
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current Hex Command Code 61 TON_RISE 78 STATUS_BYTE 79 STATUS_WORD 7A STATUS_VOUT 7B STATUS_IOUT 7D STATUS_TEMPERATURE LINEAGE POWER TM : ...
Page 30
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Hex Command Code 7E STATUS_CML 88 READ_VIN 8B READ_VOUT 8C READ_IOUT 98 PMBUS_REVISION A0 MFR_VIN_MIN LINEAGE POWER TM : Non-isolated DC-DC Power Modules 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc ...
Page 31
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current Hex Command Code Returns the minimum output voltage possible from the module (read only) Bit Position A4 MFR_VOUT_MIN Default ...
Page 32
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Hex Command Code Applies a gain correction to the READ_VIN command results to calibrate out gain errors in module measurements of the input voltage (between -0.125 and 0.121) Bit Position ...
Page 33
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current Thermal Considerations Power modules operate in a variety of thermal environments; however, sufficient cooling should always be provided to ...
Page 34
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Example Application Circuit Requirements: Vin: 12V Vout: 1.8V Iout: 15A max., worst case load transient is from 10A to 15A ΔVout: 1.5% of Vout (27mV) for worst case load transient ...
Page 35
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current Mechanical Outline Dimensions are in millimeters and (inches). Tolerances: x.x mm ± 0.5 mm (x.xx in. ± 0.02 in.) ...
Page 36
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 Recommended Pad Layout Dimensions are in millimeters and (inches). Tolerances: x.x mm ± 0.5 mm (x.xx in. ± 0.02 in.) [unless otherwise indicated] x.xx mm ± 0.25 mm (x.xxx in ...
Page 37
Preliminary Data Sheet 20A Digital Micro DLynx May 10, 2011 3 – 14.4Vdc input; 0.45Vdc to 5.5Vdc output; 20A output current Packaging Details TM The 12V Digital Micro DLynx 20A modules are supplied in tape & reel as standard. Modules ...
Page 38
... If such an assembly is attempted, components may fall off the module during the second reflow process. If assembly on the bottom side is planned, please contact Lineage Power for special manufacturing process instructions. Lead Free Soldering The modules are lead-free (Pb-free) and RoHS compliant and fully compatible in a Pb-free soldering process ...
Page 39
... Ordering Information Please contact your Lineage Power Sales Representative for pricing, availability and optional features. Table 7. Device Codes Input Device Code Voltage Range UDT020A0X3-SRZ 3 – 14.4Vdc UDT020A0X3-SRDZ 3 – 14.4Vdc UDT020A0X43-SRZ 3 – 14.4Vdc -Z refers to RoHS compliant parts Table 8 ...