NXP Semiconductors UM10972 User Manual Download Page 16 | Manualshive

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NXP Semiconductors

UM10972

TEA1916DB1262 digital resonant 240 W/12 V power supply demo board

UM10972

All information provided in this document is subject to legal disclaimers.

© NXP B.V. 2018. All rights reserved.

User manual

Rev. 1.1 — 8 June 2018

COMPANY PUBLIC

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a. Basic sequential load step test is done at 1 Hz

b. Basic sequential load step test is done at 10 Hz

c. Basic sequential load step test is done at 100 Hz

d. Basic sequential load step test is done at 1 kHz

(1) V

out

(2) I

out

Figure 13. Output voltage during dynamic load test

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Summary of Contents for UM10972

Page 1: ...nt resonant converter over the whole output power range This document describes such a resonant power supply design with a 240 W 12 V 20 A typical output power It operates in normal mode for high and...

Page 2: ...s document is subject to legal disclaimers NXP B V 2018 All rights reserved User manual Rev 1 1 8 June 2018 COMPANY PUBLIC 2 38 Table 1 Revision history Rev Date Description v 1 1 20180608 second upda...

Page 3: ...Both ICs provide drive functionality for the related discrete MOSFETs The resonant controller part TEA19161T is a high voltage controller for a zero voltage switching LLC resonant converter The resona...

Page 4: ...8 7 a TEA19161T b TEA19162T Figure 1 Pinning diagrams 1 2 TEA1995T The TEA1995T is the first product of a new generation of Synchronous Rectifier SR controller ICs for switched mode power supplies It...

Page 5: ...Safety warning The board must be connected to mains voltage Avoid touching the demo board while it is connected to the mains voltage An isolated housing is obligatory when used in uncontrolled non lab...

Page 6: ...iption Value Conditions Input Vi input voltage 90 V RMS to 264 V RMS AC fi input frequency 47 Hz to 63 Hz Pi noload no load input power 100 mW at 230 V 50 Hz Pi load 250mW standby power consumption 45...

Page 7: ...ev 1 1 8 June 2018 COMPANY PUBLIC 7 38 4 Board photographs a Top view b Bottom view Figure 4 TEA1916DB1262 prototype 240 W demo board The board can operate at a mains input voltage between 90 V RMS an...

Page 8: ...reserved User manual Rev 1 1 8 June 2018 COMPANY PUBLIC 8 38 The purpose of the TEA1916DB1262 prototype demo board is to evaluate the operation of the combination of converters TEA19161T TEA19162T an...

Page 9: ...rements 5 1 Test facilities Oscilloscope Yokogawa DL9140L AC Power Source Agilent 6812B Electronic load Agilent 6063B Digital power meter Yokogawa WT210 5 2 Start up behavior The rise time of the outp...

Page 10: ...SUPIC 2 Vout 3 Vbulk 4 Iout Figure 6 Start up time at different mains voltages Table 3 Start up time Condition Start up time ms 115 V 60 Hz 470 230 V 50 Hz 380 requirement 500 5 3 Efficiency 5 3 1 Eff...

Page 11: ...laimers NXP B V 2018 All rights reserved User manual Rev 1 1 8 June 2018 COMPANY PUBLIC 11 38 aaa 022160 10 25 40 55 70 85 100 85 87 89 91 93 95 Load 1 1 2 2 1 Vmains 230 V RMS 2 Vmains 115 V RMS Figu...

Page 12: ...integration time function was used Table 6 Output voltage and power consumption at no load Condition ENERGY STAR 2 0 requirement Output voltage Power consumption 115 V 60 Hz 250 mW 12 2 V 356 mW 230...

Page 13: ...s after that to normal mode when Pout is low The measurement example shows the result at Pout 13 8 W b FC continues switching until regulation level is reached then swaps to burst mode when Pout is ve...

Page 14: ...document is subject to legal disclaimers NXP B V 2018 All rights reserved User manual Rev 1 1 8 June 2018 COMPANY PUBLIC 14 38 5 5 Operation mode transitions 1 GATELS 2 GATEPFC 3 HBC 4 Vout ripple 5 I...

Page 15: ...n burst mode at 50 duty cycle The maximum output voltage ripple is 114 mV peak to peak 5 7 Dynamic load response The dynamic load response test shows the result of constant load steps across the outpu...

Page 16: ...isclaimers NXP B V 2018 All rights reserved User manual Rev 1 1 8 June 2018 COMPANY PUBLIC 16 38 a Basic sequential load step test is done at 1 Hz b Basic sequential load step test is done at 10 Hz c...

Page 17: ...han 50 ms triggers an OPP After the 50 ms a safe restart follows OPP protection is reset The SNSCAP function of the TEA19161 detects OPP This function monitors the voltage across the series capacitor...

Page 18: ...W 12 V power supply demo board UM10972 All information provided in this document is subject to legal disclaimers NXP B V 2018 All rights reserved User manual Rev 1 1 8 June 2018 COMPANY PUBLIC 18 38...

Page 19: ...B V 2018 All rights reserved User manual Rev 1 1 8 June 2018 COMPANY PUBLIC 19 38 5 9 Hold time The output was set to full load and the mains supply voltage of 115 V disconnected The time that passes...

Page 20: ...ins A short circuit across the output of the resonant converter increases primary current The SNSCUR pin detects the increase When this voltage exceeds 1 5 V the safe restart protection is triggered A...

Page 21: ...2 All information provided in this document is subject to legal disclaimers NXP B V 2018 All rights reserved User manual Rev 1 1 8 June 2018 COMPANY PUBLIC 21 38 5 11 OverVoltage Protection OVP 1 Vout...

Page 22: ...capacitor 470 nF 470 nF Table 11 X capacitor discharge time test results Condition From 264 2 to 135 V X capacitor discharge time 505 ms 1 Vxcap 2 Vout 3 GATEPFC Figure 19 X capacitor discharge at 264...

Page 23: ...ard UM10972 All information provided in this document is subject to legal disclaimers NXP B V 2018 All rights reserved User manual Rev 1 1 8 June 2018 COMPANY PUBLIC 23 38 a Line b Neutral Figure 20 C...

Page 24: ...C SNSAUX U101 TEA19162 PFCCOMP SNSMAINS SNSBOOST 1 2 3 4 8 7 6 5 360 k n m F101 SS 5H 4A APH R198 0 D104 BAS416 R110 5 1 k R107 0 05 C107 47 pF 1 kV R114 750 k 1 C115 180 F 450 V R115 7 5 M 1 R116 7 5...

Page 25: ...203 BS170 R212 61 9 k 1 C212 33 nF 50 V R211 6 8 k 1 WB207 U202B VOL618A 3X001T U203A VOL618A 3X001T 923345 05 3 SUPREG 4 2 1 0 R230 27 k MURS160 SUPHS HB NC2 SNSSET SNSCUR SNSCAP SNSBOOST PG1 C207 5...

Page 26: ...23345 03 C303 2200 F 16 V L302 Option replace coil by wire L301 900 nH 900 nH R304 0 0 TEA1995T VCC DSA SSA 1 2 3 4 8 7 6 5 R301 R303 0 C301 100 nF 50 V 0 R306 20 2137 D301 BZX384 C3V3 U202B VOL618A 3...

Page 27: ...nF 10 450 V PET THT C106 capacitor 1 F 10 450 V PET THT C107 capacitor 47 pF 5 1 kV C0G 1206 C108 capacitor 100 pF 10 50 V X7R 0603 C109 capacitor 150 nF 10 50 V X7R 0603 C110 capacitor 470 nF 10 50...

Page 28: ...acitor 10 F 20 63 V ALU THT C216 capacitor 10 nF 10 500 V X7R 1812 C218 capacitor 680 pF 10 50 V X7R 0603 C219 capacitor 680 pF 5 50 V COG 0603 C220 capacitor not mounted 47 nF 5 1 kV MKP C221 capacit...

Page 29: ...ductor common mode 6 8 mH 3 2 A Q101 MOSFET N 600 V 20 2 A Q201 Q202 MOSFET N 560 V 11 6 A Q203 MOSFET N 60 V 500 mA Q301 Q302 MOSFET N 40 V 100 A Q306 Q307 MOSFET N not mounted 40 V 100 A R101 R102 r...

Page 30: ...3 mW 0603 R230 resistor 27 k 1 63 mW 0603 R233 resistor not mounted 180 k 63 mW 0603 R234 resistor jumper not mounted 0 250 mW 1206 R296 R297 R298 R299 resistor jumper 0 250 mW 1206 R301 R302 R303 R30...

Page 31: ...ject to legal disclaimers NXP B V 2018 All rights reserved User manual Rev 1 1 8 June 2018 COMPANY PUBLIC 31 38 Reference Description and values Part number Manufacturer WB202 WB208 WB301 WB303 wire b...

Page 32: ...ly demo board UM10972 All information provided in this document is subject to legal disclaimers NXP B V 2018 All rights reserved User manual Rev 1 1 8 June 2018 COMPANY PUBLIC 32 38 8 Layout a Layout...

Page 33: ...70 120 kHz 360 400 V 18 V 30 mA 18 V 30 mA 9 11 4 5 6 1 3 N2 N3 N4 N4 N5 aaa 022216 0 8 x12 part must insert fully to surface A in recommended grid 28 5 5 1 6 x12 A Figure 26 Resonant transformer Tabl...

Page 34: ...s 3 1 9 11 turns ratio 17 5 1 1 3 1 8 10 3 1 6 5 turns ratio 11 67 1 1 3 1 5 4 9 2 PFC coil dimensions in mm aaa 022217 dot locates term 1 lot code and date code 0 8 x12 part must insert fully to surf...

Page 35: ...e 14 PFC coil specifications Parameter Value Condition Electric specifications DC resistance 3 4 0 048 20 at 20 C DC resistance 9 10 0 060 20 at 20 C inductance 9 10 130 H 5 10 kHz 100 mV Ls saturatio...

Page 36: ...lectroMagnetic Interference HBC Half Bridge Converter MOSFET Metal Oxide Semiconductor Field Effect Transistor OCP OverCurrent Protection OPP OverPower Protection OVP OverVoltage Protection OLP Open L...

Page 37: ...ing safeguards to minimize the risks associated with their applications and products NXP Semiconductors does not accept any liability related to any default damage costs or problem which is based on a...

Page 38: ...ard photographs 7 5 Performance measurements 9 5 1 Test facilities 9 5 2 Start up behavior 9 5 3 Efficiency 10 5 3 1 Efficiency characteristics 10 5 3 2 No load power consumption 12 5 3 3 Standby load...

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