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QUICK ST

AR

T GUIDE

Demonstr

ation S

yst

em EPC9126xx

EPC – 

THE LEADER IN G

aN 

TECHNOL

OGY   |   

WWW

.EPC-
CO

.C

OM

   |   C
OP

YRIGHT 2019   |                                                                                                                

         |   6

Figure 6: Lidar Pulse Demonstration Board schematic

V5V

6VDC - 12VDC

Logic Supply Regulator

MCP1703T-5002E/MC

5.0 V 250 mA DFN

OUT

G

N

D

IN

G

N

D

U1

Logic Supply

Main Supply Input

FD1

Local Fiducials

FD2

FD3

Vlogic

PULSE_IN

SMA SMD

J5

SMA SMD

J7

100

1

2

R10

0.47

1

2

R14

100

1

2

R22

Vout

V5V

1 μF, 50 V

C2

1 μF, 50 V

C3

1 μF, 50 V

C4

VBUS

100

1

2

R11

100

1

2

R23

100 nF, 25 V

C20

0

1

2

R1

Vdrain

Vgate

SMD probe loop

1

TP2

1

TP4

SMD probe loop

1

TP1

VBUS

VCHARGE

SMD probe loop SMD probe loop SMD probe loop SMD probe loop

1

TP3

5 pF, 50 V

C15

10

1

2

R9

100 nF, 25 V

C18

100 nF, 25 V

C22

PLS_IN1

100 V 25A 7 mΩ

EPC9126: Q1 = EPC2212

EPC9126HC: Q1= EPC2001C

220 pF, 100 V

C10

220 pF, 100 V

C11

220 pF, 100 V

C12

220 pF, 100 V

C13

220 pF, 100 V

C14

3.9k

1

2

R2

3.9k

1

2

R3

3.9k

1

2

R5

3.9k

1

2

R6

VSHUNT

1 μF, 100 V

C5

1 μF, 100 V

C6

1 μF, 100 V

C7

1 μF, 100 V

C8

330 Ω, 700 mA

1

2

FB2

10 nF, 100 V

C19

953

1

2

R34

VGDIN

VGS

1k

1

2

R19

Gate drive input sense

SMA SMD

J3

100

1

2

R7

100

1

2

R8

10 nF, 100 V

C9

1k

1

2

R4

SMA SMD

J6

SMA SMD

J9

SMA SMD

J8

953

1

2

R33

Gate voltage sense

Shunt voltage sense

Discharge cap voltage sense

4.7 μF, 25 V

C1

4-40

HOLE1

4-40

HOLE2

4-40

HOLE3

4-40

HOLE4

1

2

J1

1776113-2

330 Ω, 700 mA

1

2

FB3

CAP

SHUNT

i

Z 50 single core

i

Z 50 single core

i

Z 50 single core

i

Z 50 single core

i

Z 50 single core

i

Z 50 single core

i

GD prop delay

i

GD prop delay

1

TP6

1

TP5

3x1 0.1" Male Vert.

1

2

3

J4

Vlogic

VBUS

i

Z 50 single core

i

Z 50 single core

0.47

1

2

R15

0.47

1

2

R16

0.47

1

2

R17

0.47

1

2

R18

i

High voltage

V5V

1

2

J2

1776113-2

MB1
MB3
MB5
MB7

MB2
MB4
MB6
MB8

Drain voltage sense

100 V 200 mA

D1

EMPTY

100 V 200 mA

D2

EMPTY

100 nF, 16V

C21

1

6

5

4

3

2

VDD

GND

OUTH

OUTL

IN-

IN+

U4

XLMG1020

1

6

5

4

3

2

VCC

GND

U5

NC7WZ16L6X

1

6

5

4

3

2

VCC

GND

U3

NC7WZ16L6X

0

1

2

R30

EMPTY

8 pF, 50 V

C26

402, 1%

1

2

R25

820, 1%

1

2

R27

1.60k, 1%

1

2

R29

8 pF, 50 V

C24

PLS_IN1

1

4

3

2

2

3

1

4

U2

DNP

1

2

3

4

5

6

7

8

9

10

11

12

S1

100

1

2

R20

EMPTY

100

1

2

R21

5 pF, 50 V

C23

5 pF, 50 V

C25

10

1

2

R26

10

1

2

R28

200, 1%

1

2

R24

3.24k, 1%

1

2

R31

10

1

2

R32

5 pF, 50 V

C16

EMPTY

5 pF, 50 V

C17

EMPTY

i

Z 50 single core

330 Ω, 700 mA

1

2

FB1

V5V

49.9

1

2

R12

Capacitor Recharge

Discharge capacitor

Pulse current shunt

Laser (or alternate load)

Optional drain clamp

Gate drive

Input pulse processing

0

1

2

R13

HC: C10-C14 = 560 pF

HC: R14-R18 = 0.22

Содержание EPC9126

Страница 1: ...Development Board EPC9126 EPC9126HC Quick Start Guide EPC2212 EPC2001C 100VHighCurrentPulsedLaserDiodeDriver Revision 3 0 ...

Страница 2: ...f the EPC2212 or EPC2001C HC version eGaN FET Refer to Figure 2 for proper connect and measurement setup and follow the procedure below 1 Review laser safety considerations Observe all necessary laser safety requirements including the use of personal protection equipment PPE asrequired Refertoqualifiedsafetypersonnel as necessary 2 With power off install laser diode U2 or other load The use of one...

Страница 3: ... the application note Getting the Most out of eGaN FETs and Your EPC9126 Laser Driver AN027 available at www epc co com While this application note refers to V2 5 of the EPC9126xx the basic principles and design methods are still applicable LASER DIODE OR LOAD CONSIDERATIONS The EPC9126xx can be used as is to mount a laser diode or other load Figure 3 highlights the output pad locations However ma...

Страница 4: ...oad to prevent the probes from creating additional resonances The Q1 drain voltage and the discharge cap sense voltage have on board terminations to greatly reduce this effect and in practice the remaining resonances may be small or otherwise tolerable Itisrecommendedthattheuserverifythisfortheirownrequirements All sense measurement SMAs except for the shunt measurement use the transmission line p...

Страница 5: ... 1 0 3 4 0 0 1 0 1 0 2 9 0 1 1 0 1 0 2 4 0 0 0 1 1 0 2 1 0 1 0 1 1 0 1 9 0 0 1 1 1 0 1 7 0 1 1 1 1 0 1 2 Switch setting Pos 1 ON Pulse width ns 6 5 4 3 2 1 0 0 0 0 0 1 1 6 0 1 0 0 0 1 1 46 0 0 1 0 0 1 1 32 0 1 1 0 0 1 1 17 0 0 0 1 0 1 0 96 0 1 0 1 0 1 0 65 0 0 1 1 0 1 0 45 0 1 1 1 0 1 0 32 0 0 0 0 1 1 0 3 0 1 0 0 1 1 0 0 0 1 0 1 1 0 0 1 1 0 1 1 0 0 0 0 1 1 1 0 0 1 0 1 1 1 0 0 0 1 1 1 1 0 0 1 1 1 1...

Страница 6: ...J6 SMA SMD J9 SMA SMD J8 953 1 2 R33 Gate voltage sense Shunt voltage sense Discharge cap voltage sense 4 7 μF 25 V C1 4 40 HOLE1 4 40 HOLE2 4 40 HOLE3 4 40 HOLE4 1 2 J1 1776113 2 330 Ω 700 mA 1 2 FB3 CAP SHUNT i Z 50 single core i Z 50 single core i Z 50 single core i Z 50 single core i Z 50 single core i Z 50 single core i GD prop delay i GD prop delay 1 TP6 1 TP5 3x1 0 1 Male Vert 1 2 3 J4 Vlog...

Страница 7: ...C 16 1 R1 Resistor 0 0402 Panasonic ERJ 2GE0R00X 17 2 R10 R11 Resistor 100 1 0603 Vishay MCT0603MC1000FP500 18 1 R12 Resistor 49 9 1 0402 Panasonic ERJ 2RKF49R9X 19 1 R13 Resistor 0 0402 Panasonic ERJ 2GE0R00X 20 5 R14 R15 R16 R17 R18 Resistor 0 47 1 0402 EPC9126 Resistor 0 22 1 0402 EPC9126HC Rohm UCR01MVPFLR470 EPC9126 UCR01MVPFLR220 EPC9126HC 21 4 R2 R3 R5 R6 Resistor 3 9 k 1 0402 Panasonic ERJ...

Страница 8: ...t EfficientPowerConversionCorporation EPC makesnoguaranteethatthepurchasedboardis100 RoHScompliant TheEvaluationboard orkit isfordemonstrationpurposesonlyandneithertheBoardnorthisQuickStartGuideconstituteasalescontractorcreateanykindofwarranty whetherexpressor implied astotheapplicationsorproductsinvolved Disclaimer EPCreservestherightatanytime withoutnotice tomakechangestoanyproductsdescribedhere...

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