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ZL2005PEV4

ZL2005PEV4DSr1.0

15

Efficiency VIN=12V

60

65

70

75

80

85

90

95

100

0

1

2

3

4

5

6

7

8

9

10

IOUT (Amp)

E

ff i

n

%

Vout=1V

Vout=1.2V

Vout=1.5V

Vout=1.8V

Vout=2.5V

Vout=3.3V

Figure 12. Efficiency Test, V

IN

= 5 V, f

SW

= 600 kHz

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Summary of Contents for ZL2005P

Page 1: ...tionality of the ZL2005P in a 10 Amp configuration It has been optimized for ease of evaluation across a wide range of input and output conditions This ZL2005PEV4 platform is provided as a reference design Features PMBus control via SMBus Pin strap selection for stand alone operation VOUT settable from 0 8V to 3 3V RDS ON sensing Convenient power connection Onboard enable switch Power good indicat...

Page 2: ...hat interface to the ZL2005P s circuit The hardware enable function is controlled by a toggle switch SW1 on the ZL2005PEV4 board External temperature is monitored from a 2N3904 transistor Q3 connected to the XTEMP pin This external temperature is read with the READ_TEMPERATURE_2 PMBus command The power good status is indicated by the PG LED at D11 The PG LED indicates the correct state of the powe...

Page 3: ...ch in DISABLE and turn on the power Invoke the ZL2005P interface software The Zilker Labs Evaluation software allows modification of all ZL2005P PMBus parameters Manually configure the ZL2005P with the interface software or load a predefined configuration from a configuration text file Use the mouse over pop ups for help with the Zilker Labs Evaluation software Refer to the Zilker Labs Application...

Page 4: ...e connection the Found New Hardware Wizard will appear Select No Not this time and click Next b Select Install from a list or specific location Advanced and click Next c Select Search the best driver in these locations and only select the Search removable media option then click Next d If you encounter a popup warning during driver installation click the Continue Anyway button 6 Follow steps 1 4 u...

Page 5: ... GL 22 PGND 23 GH 25 BST 26 VR 21 VDD 27 V25 28 XTEMP 29 VADJ 30 MGN 31 EN 33 DLY0 34 DLY1 35 PG 36 ILIM0 5 UVLO 14 SW 24 CFG 32 SGND 37 U1 ZL2005P Q3 2N3904 VIN ISENB C4 4 7uF ISENA GND_SIGNAL VDD Temperature Measurement place near low side FET J2 CON2_Banana VIN SY NC Optional C12 0 1uF C8 47uF 6 3V SA0 GL C9 47uF 6 3V C10 47uF 6 3V VOUT SW VTRK PG VOUT max set to 3 3V GND_SIGNAL C5 1uF VSENSE G...

Page 6: ...DESIGNS OR ANY USE THEREOF Any use of such ref erence designs is at y our own risk and y ou agree to indemnif y Zilker Labs f or any damages resulting f rom such use Title Size Document Number Rev Sheet of 4301 WEST B ANK DRIV E BUILDING A SUITE 100 AUSTIN TEXAS 78746 ZILKER LABS INC CONFIDENTIAL AND PROPRIETARY RSCH ZL2005 016 2 SCHEMATIC Interf ace A 2 2 Tuesday June 12 2007 R15 10 0K R11 10 0K ...

Page 7: ...ZL2005PEV4 ZL2005PEV4DSr1 0 7 Board Layout Figure 5 PCB Silk Screen Top ...

Page 8: ...ZL2005PEV4 8 ZL2005PEV4DSr1 0 Figure 6 PCB Top Layer ...

Page 9: ...ZL2005PEV4 ZL2005PEV4DSr1 0 9 Figure 7 PCB Inner Layer 1 ...

Page 10: ...ZL2005PEV4 10 ZL2005PEV4DSr1 0 Figure 8 PCB Inner Layer 2 ...

Page 11: ...ZL2005PEV4 ZL2005PEV4DSr1 0 11 Figure 9 PCB Bottom Layer Top view ...

Page 12: ...ZL2005PEV4 12 ZL2005PEV4DSr1 0 Figure 10 PCB Silk Screen Bottom Top View reversed ...

Page 13: ...ay IHLP2525CZERR47M01 16 1 Q1 BSZ130 PP1212SP INFINEON BSZ130N03LS 17 1 Q2 BSZ035 PP1212SP INFINEON BSZ035N03LS 18 1 Q3 2N3904 40V NPN SOT 23 ON SEMI MMBT3904LT3 19 1 Q10 2N7002 SOT 60V N CH SOT 23 ON SEMI 2N7002LT1 20 1 R1 0 SM0603 PANASONIC ECG ERJ 3GEY0R00V 21 1 R3 11k 1 SM0402 PANASONIC ECG ERJ 2RKF1102X 22 1 R4 16 2k 1 SM0402 PANASONIC ECG ERJ 2RKF1622X 23 1 R5 34 8k 1 SM0402 PANASONIC ECG ER...

Page 14: ...lected for several output voltages for input voltages of 5 V and 12 V Note that this data is for informational use only as the board is optimized for 12 V input and 1 2 V output operation Efficiency VIN 5V 60 65 70 75 80 85 90 95 100 0 1 2 3 4 5 6 7 8 9 10 IOUT Amp Eff in Vout 1V Vout 1 2V Vout 1 5V Vout 1 8V Vout 2 5V Vout 3 3V Figure 11 Efficiency Test VIN 12 V fSW 600 kHz ...

Page 15: ...4 ZL2005PEV4DSr1 0 15 Efficiency VIN 12V 60 65 70 75 80 85 90 95 100 0 1 2 3 4 5 6 7 8 9 10 IOUT Amp Eff in Vout 1V Vout 1 2V Vout 1 5V Vout 1 8V Vout 2 5V Vout 3 3V Figure 12 Efficiency Test VIN 5 V fSW 600 kHz ...

Page 16: ...based on a nominal output voltage of 1 5 V and a preset ramp up and ramp down period of 10 ms Ramp up 10ms VOUT 1 5V 0 0 25 0 5 0 75 1 1 25 1 5 1 75 2 0 0 10 0 20 0 30 0 40 0 50 0 60 0 70 0 80 0 90 0 100 0 Time in ms VOUT in V VOUT in Volt Figure 13 Ramp Up Characteristic Test Results Vin 12 V Vout 1 5 V Iout 1 A ...

Page 17: ...mp Down 10ms VOUT 1 5V 0 0 25 0 5 0 75 1 1 25 1 5 1 75 2 0 0 10 0 20 0 30 0 40 0 50 0 60 0 70 0 80 0 90 0 100 0 Time in ms VOUT in V Ramp Down Amplitude Volts Figure 14 Ramp Down Characteristic Test Results Vin 12 V Vout 1 5 V Iout 1 A ...

Page 18: ... output was captured in the charts below Transient L to H 0 06 0 05 0 04 0 03 0 02 0 01 0 0 01 0 02 0 03 0 0E 00 5 0E 05 1 0E 04 1 5E 04 2 0E 04 2 5E 04 3 0E 04 3 5E 04 4 0E 04 Time in Sec Vout in Volt Dynamic Load Response Volts Figure 15 Dynamic Load Test Results Transient H to L 0 05 0 04 0 03 0 02 0 01 0 0 01 0 02 0 03 0 04 0 05 0 06 0 0E 00 5 0E 05 1 0E 04 1 5E 04 2 0E 04 2 5E 04 3 0E 04 3 5E...

Page 19: ... ZilkerLabs MFR_MODEL ZL2005PEV4 MFR_REVISION Rev_1 4 MFR_LOCATION Austin_TX VIN_OV_FAULT_LIMIT 13 5 VIN_OV_WARN_LIMIT 13 2 VIN_UV_FAULT_LIMIT 4 2 VIN_UV_WARN_LIMIT 4 5 VOUT_COMMAND 1 2 V FREQUENCY_SWITCH 600 kHz POWER_GOOD_DELAY 1 TON_DELAY 15 TON_RISE 5 TOFF_DELAY 15 TOFF_FALL 5 SEQUENCE 0x0000 Use Rdson current sense method with internal temp sensor MFR_CONFIG 0x7981 USER_CONFIG 0x0000 PID_TAPS...

Page 20: ...IOUT_SCALE 3 65 IOUT_CAL_OFFSET 0 7 Set temperature compensation at 4000ppm C internal temp sensor TEMPCO_CONFIG 0x28 NLR_CONFIG Enable 2 5 No Outer 3 0 1 7 0 NLR_CONFIG 0xc530 VOUT_DROOP 2 mV A STORE_DEFAULT_ALL RESTORE_DEFAULT_ALL ...

Page 21: ...References 1 AN10 ZL2005 Thermal and Layout Guidelines for the ZL2005 Zilker Labs Inc 2007 2 ZL2005P Data Sheet Zilker Labs Inc 2007 3 AN13 ZL2005 and PMBus Zilker Labs Inc 2007 Revision History Date Rev 1 29 2008 1 0 Initial Release ...

Page 22: ...not intended for use in connection with any high risk activity including without limitation air travel life critical medical operations nuclear facilities or equipment or the like The reference designs contained in this document are for reference and example purposes only THE REFER ENCE DESIGNS ARE PROVIDED AS IS AND WITH ALL FAULTS AND ZILKER LABS DISCLAIMS ALL WARRANTIES WHETHER EXPRESS OR IMPLI...

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