STMicroelectronics STEVAL-GLA001V1 Скачать руководство пользователя страница 20

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Figure 28.

User interface list of commands

The commands perform the following functions:
•

read board state and configuration parameters

•

set configuration parameters

•

start and stop AC switches

•

store configurations

•

restore configuration to factory settings

Table 4.

Readable parameters

Name

Description

Unit

Mains period

Mains voltage period

ZVS_hw

ZVS function implemented

Operating mode

Operating mode selected (SW201
switch position)

td_ZVS

ZVS delay

µs

PBTlow

Push button pressure delay

AC switch / Load state

LEDx

LED state

Gate control pulse time (for ON/OFF
basic and timer modes)

µs

tp_step

Step for increasing or decreasing tp

µs

Current gate control turn-on delay (for
phase control mode)

µs

td_buffer

td table

Index

Current td table index

N_td

td table columns number

td_min

Minimum of td value range

µs

td_max

Maximum of td value range

µs

Soft Start/Stop n_step

Number of steps for soft-start and soft-
stop

UM2304

User interface

UM2304

Rev 3

page 20/46

Содержание STEVAL-GLA001V1

Страница 1: ...d you can start adjusting the main parameters through a common serial interface like HyperTerminal The STEVAL GLA001V1 evaluation board features a wide input voltage range low standby power losses IEC...

Страница 2: ...s AC switches X101 X102 and X103 A flyback power converter providing VCC_AC non regulated output and referenced to mains voltage VCC_AC positive regarding GND_AC used to control the three AC switches...

Страница 3: ...ential appliances where insulation between microcontroller and mains voltage is required such as Washing machine dish washer Micro wave oven cooker oven soya milk maker Printer Air conditioning fridge...

Страница 4: ...tions Table 1 Load capability versus ambient temperature and AC switch Ambient temperature 0 C 25 C 60 C Load 1 7 2 A 1650 W 6 2 A 1430 W 4 6 A 1050 W Load 2 1 5 A 350 W 1 3 A 300 W 0 9 A 205 W Load 3...

Страница 5: ...al installations 2 2 STEVAL GLA001V1 evaluation board insulation The STEVAL GLA001V1 evaluation board is composed of the following main functional blocks The primary side includes mains voltage input...

Страница 6: ...V and 3 3 V complying with power supply output capability refer to Section 1 2 STEVAL GLA001V1 evaluation board main blocks J200 supplies insulated low voltage 5 V and 3 3 V power if required complyi...

Страница 7: ...ns Step 7 Ensure any measurement equipment has insulated probes Step 8 Switch SW100 on to turn the board on 2 5 Hardware function description 2 5 1 Power supply primary side The power supply primary s...

Страница 8: ...es 5 V regulated voltage thanks to an LDO regulator A 3 3 V regulated voltage is generated from the 5 V voltage thanks to a second LDO regulator Figure 8 STEVAL GLA001V1 evaluation board power supply...

Страница 9: ...lable on J202 user board and J203 NUCLEO F030R8 development board connectors They are referenced regarding VDD and GND refer to Section 2 5 3 VDD selector Figure 10 STEVAL GLA001V1 evaluation board pu...

Страница 10: ...fer to Section 2 5 3 VDD selector Figure 12 STEVAL GLA001V1 evaluation board mode components The switch has 3 ON positions so there is a non zero voltage on the MODE signal in any position The followi...

Страница 11: ...tch performance 2 5 8 Gate control secondary side insulated voltage The gate command signals are available on J202 user board and J203 NUCLEO F030R8 development board connectors The microcontroller vo...

Страница 12: ...the ZVS signal is set to GND If the mains voltage is negative neutral with respect to line the ZVS signal is set to VDD Figure 15 ZVS signal versus mains voltage ZVS signal ZVS regarding GND ZVS sign...

Страница 13: ...ribbon cable Ribbon cable 1st way use Nucleo board to control the STEVAL GLA001V1 board 2nd way use user board with user microcontroller to control the STEVAL GLA001V1 J202 J203 X NUCLEO IHM09M1 inte...

Страница 14: ...ing the whole period So the load current is a full wave sinusoidal current This control mode is usually used to control fans pumps or resistive loads The gate signal can be DC or pulsed 2 ON OFF timer...

Страница 15: ...t ZVS lights ON the corresponding LED LEDx and then activates the corresponding AC switch gate Gx To stop the AC switch load push the AC switch Load button Tx ON again the gate is deactivated and the...

Страница 16: ...the corresponding LED LEDx and then activates the corresponding AC switch gate Gx The AC switch load is stopped after the timer OnTime duration has elapsed the gate is deactivated and the LED is swit...

Страница 17: ...the Power Time button to decrease td and so increase load power or Power Time button to increase td and so decrease load power td represents the time delay before turning on the AC switch at each cycl...

Страница 18: ...O F030R8 development board firmware to counter this problem You measure it with an oscilloscope and modify the value through the user interface for more details refer to firmware user manual In case o...

Страница 19: ...N OFF No Pulse DC Yes Pulse DC Phase control Not available Pulse All parameters range default value unit etc used to configure the ZVS delay are described in Section 3 6 User interface For more detail...

Страница 20: ...rating mode selected SW201 switch position NA td_ZVS ZVS delay s PBTlow Push button pressure delay ms Tx AC switch Load state NA LEDx LED state NA tp Gate control pulse time for ON OFF basic and timer...

Страница 21: ...ng on_time s 1 to 10 1 Yes zcs_margin Margin before next cycle for phase control mode s 100 to 1000 100 Yes pbtlow Push button pressure delay ms 100 to 500 100 Yes zvs_hw ZVS function implemented NA 0...

Страница 22: ...ower supply GND 3 ZVS ZVS picture signal Input VDD GND 4 G1 AC switch n 1 gate control command Output VDD GND 5 LED1 LED n 1 command Output VDD GND 6 G2 AC switch n 2 gate control command Output VDD G...

Страница 23: ...referenced to GND 18 Power Time Power or timer duration increase push button Input VDD GND 19 Power Time Power or timer duration decrease push button Input VDD GND 20 LED4 LED n 4 command Output VDD G...

Страница 24: ...X2 D101 3 3k 0 5W J100 conn_3pts U 1N4007 S14K300 EPC D103 F100 L_inp FUSE 10A 250V R121 SIOV100 SW100 SW KEY SPST 10A red LED N D102 L Figure 31 STEVAL GLA001V1 ZVS detection 620k TP104 ZVS GND D100...

Страница 25: ...560 0 5W 150 2W TP107 G3 560 0 5W R108 10nF G1I TP109 1 R112 U101 GND G2 C104 U102 1 374 0 5W R103 G1 TP114 C101 2k 3 3 1k G3I SMBTA42 R117 Figure 33 STEVAL GLA001V1 Triacs ACS connection G2I G1I G3I...

Страница 26: ...IN 1 3 9k R230 D211 VCC_AC TP211 C208 1uF 100k 5VDC R200 C202 220uF L 5VDC VOUT LowESR greenLED D205 3 3nF 5VDC 7 myrra74015 STPS2H100 GND 100nF SW200 3 GND_AC 12R 2W FB 1 5k 2 GND D200 VDD R229 Figu...

Страница 27: ...0 13 LED1 7 LED4 1 CON20A 18 3 8 G1 4 G3 2 6 5 T1 20 MODE 5VDC Power Time Power Time T2 LED2 3 3VDC tp 16 9 17 14 tp GND J202 G2 Figure 39 34 Pin ST board connector 23 GND J203 21 31 20 8 34 G1 22 7 3...

Страница 28: ...min 20 Diam 13mm pitch 5mm Aluminium capacitor Any Any 7 1 C201 10 F 450 V min 20 Diam 13mm pitch 5mm Aluminium capacitor Any Any 8 1 C202 220 F 10 V min 20 Diam 8mm pitch 3 5mm Aluminium capacitor N...

Страница 29: ...drop power Schottky rectifier ST STPS1L60 24 5 D207 D208 D209 D211 D212 PLCC2 Green LED Vishay VLMC3100 GS08 25 1 F100 FUSE 5 x 20 mm Fuse support Multicomp MC000830 26 2 J100 J200 3 points pitch 5 0...

Страница 30: ...min 5 axial through hole pitch 15 mm 1 carbon composition or 2 carbon film Any Any 45 1 R201 12 2 W min 5 Axial Through hole Pitch 15 mm 1 carbon composition or 2 carbon film Any Any 46 1 R203 3 9 k 1...

Страница 31: ...optocoupler Toshiba TLP187 64 1 U200 LF50ABV TO220 AB 5 V very low drop voltage regulator with inhibit ST LF50ABV 65 1 U201 LF33ABV TO220 AB 3 3 V very low drop voltage regulator with inhibit ST LF33...

Страница 32: ...V 5 x 20 mm Fuse Any Any 77 2 Female connector 2 17 pts 2x17 points pitch 2 54 mm Connector Any Any 78 1 Ribbon 34 pts 34 contacts pitch 1 27 mm 28 AWG Ribbon cable Any Any 79 1 Short circuit jumper...

Страница 33: ...7 STEVAL GLA001V1 silkscreen TOP Figure 40 STEVAL GLA001V1 silkscreen TOP UM2304 STEVAL GLA001V1 silkscreen TOP UM2304 Rev 3 page 33 46...

Страница 34: ...I T2 gate signal G3I T3 gate signal OUT1 T1 A2 voltage OUT2 T2 OUT voltage OUT3 T3 OUT voltage Referenced to insulated voltage insulated from mains voltage VDD Power supply 5V or 3 3V 3 3V OUT 3 3V po...

Страница 35: ...es X101 Triac X101 is a T1635T 8FP Triac The figure below gives the IGT parameter value and its variation versus the temperature Figure 41 T1635T 8FP datasheet extract At 0 C ambient temperature IGT 1...

Страница 36: ...CC_AC maximum voltage IG max V R106 R107 R106 R107 VCC_AC min VGT max VCEsat R106 R107 21 1 1 0 3 748 29 mA PR106 R106 IG max 2 0 31 W Therefore R106 and R107 are 374 0 5 W resistors Note Use the abov...

Страница 37: ...60 You can calculate maximum power in the resistors considering the VCC_AC maximum voltage IG max V R103 R104 R103 R104 VCC_AC min VGT max VCEsat R103 R104 21 1 0 3 1120 19 mA PR103 R103 IG max 2 0 21...

Страница 38: ...ge presence MODE switch circuit Power supply regulation circuit secondary LED circuit VDD voltage Standby power losses measurement has been performed using a power meter under the following conditions...

Страница 39: ...hase control mode to check the normal AC switch operation and with X102 and X103 OFF to check that there is no spurious turn on the second time with X103 in phase control mode and with X101 and X102 O...

Страница 40: ...ltage varistor reference depends on the applied voltage level You can also add a RGK to improve dV dt robustness and therefore IEC61000 4 4 if higher than 2 kV criteria A or 4 kV criteria B levels are...

Страница 41: ...Document revision history Date Version Changes 04 Dec 2017 1 Initial release 23 Mar 2018 2 Minor text changes 24 Jan 2019 3 Minor text and formatting changes Updated Section 6 Bill of materials UM230...

Страница 42: ...ion 5 2 4 STEVAL GLA001V1 evaluation board start up 6 2 5 Hardware function description 7 2 5 1 Power supply primary side 7 2 5 2 Power supply secondary side 8 2 5 3 VDD selector 8 2 5 4 Push buttons...

Страница 43: ...tor inputs and outputs 22 4 2 MODE switch voltage 23 5 Schematic diagrams 24 6 Bill of materials 28 7 STEVAL GLA001V1 silkscreen TOP 33 8 Test points 34 9 AC switch gate control dimensioning 35 10 STE...

Страница 44: ...19 Table 4 Readable parameters 20 Table 5 Configurable parameters 21 Table 6 User connector pin description 22 Table 7 STEVAL GLA001V1 bill of materials 28 Table 8 Test points 34 Table 9 Typical STEV...

Страница 45: ...elopment board 13 Figure 19 Triac behavior according to gate control and latching current 14 Figure 20 ON OFF control in basic mode DC command on the left and pulse command on the right 15 Figure 21 O...

Страница 46: ...the choice selection and use of ST products and ST assumes no liability for application assistance or the design of Purchasers products No license express or implied to any intellectual property righ...

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