IEPC EPC9067 Quick Start Manual Download Page 5

QUICK ST

AR

T GUIDE

EPC – EFFICIENT PO

WER C

ONVERSION C

ORPOR

ATION   |   

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.EPC-
CO

.C

OM

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OP

YRIGHT 2017   |                                                                                                    | 5

Demonstr

ation S

yst

em EPC9067

Figure 4: EPC9067 - Schematic

GRH1

5 VHS 1

5 VHS 1

5 V

GLH1

U40

LM5113T M

GRH1

GLH1

C4

D74

SDM03U40

D75

SDM0 3U40

C72

5 V

5 V

C71

5 V

10 K

1

2

R70

Deadtime Right

Deadtime Left

A

B

U72

NC 7SZ00L6X

A

B

Y

U71

NC 7SZ08L6X

5 V

5 V

.1” Male Vert.

.1” Male Vert.

2 x 2  .1” Male Vert.

2 x 2  .1” Male Vert.

.1” Male Vert.

2 x 2  .1” Male Vert.

2 x 2  .1” Male Vert.

1

2

J90

Logic Supply Regulator

V7 in

C95

1 μF, 25 V

1 μF, 25 V

100 nF, 25 V

100 nF, 25 V

1 μF, 25 V

C96

U95

MCP1703T-5002E/MC

5.0 V, 250 mA DFN

OUT

GND

IN

C97

Logic Supply

7.5 VDC - 12 VDC

GRret1

PWM1

L_Sig

H_Sig

C1

PGND

DNP  500 nH

Lzvs

GRret1

SMA Board Edge

J2

H_Sig

L_Sig

C42

C43

1

GP1

1

ProbeHole

PH1

1

T P1

1

T P2

Vmain

Q1

GRret1

PGND

PGND

PGND

PGND

PGND

PGND

PGND

GRH1

GLH1

Vmain

Vmain

Vmain

Vmain

Vmain

1

2

3

4

J70

PWM1

PWM2

DNP

1

2

R73

1

2

R72

PWM2

PWM2

PWM1

PWM1

DNP   0 Ω

DNP   0 Ω

1

2

R71

PWM1

Q2

EPC8009

EPC8009

DNP

Lbuck

D40

BAT54 K FILM

PGND

C6

Vmain

C5

PGND

Vmain

5 V

4.7 V

4.7 V

GLH1

PGND

PGND

C7

C40

HS 1

DNP

C2

C3

Output

HF

Gbtst

Q44

EPC2038

100 V, 2.8 Ω

1

2

R45

SDM0 3U40

D44

E MPT Y

C46

E MPT Y

D41

CD 0603-Z5V1

D45

SDM0 3U40

C45

C41

27 K

1

2

R46

4E 7

1

2

R44

100 nF, 16 V

100 nF, 16 V

C44

1

2

3

4

J3

1

2

3

4

J4

1

2

3

4

J1

SW Output

Buck Output

ZVS Tank Circuit

HF Output

Main Supply Input

GND

1

2

3

4

 

J5

1

T P4

PGND

1

T P3

Output

V7 in

DNP 220 Ω 

20 Ω 

DNP 100 Ω 

1

2

R75

1

2

R74

P75

DNP 1 K

DNP 1 K

P74

Gate  Driver

Ground Post

 22 pF, 50 V

 22 pF, 50 V

4.7 μF, 10 V

1 μF, 100 V

1 μF, 100 V

10 nF, 100 V

10 nF, 100 V

100 nF, 16 V

10 nF, 100 V

1 μF, 100 V

1 μF, 100 V

22 nF, 25 V

SMD probe loop

SMD probe loop

SMD probe loop

SMD probe loop

Synchronous Bootstrap Power Supply

Summary of Contents for EPC9067

Page 1: ...Development Board EPC9067 Quick Start Guide EPC8009 65VHalfBridgewithSyncFETBootstrapGateDrive ...

Page 2: ... Voltage Threshold Input High Input Low 3 5 0 6 1 5 V V Minimum High State Input Pulse Width VPWM rise and fall time 10ns 40 ns Minimum Low State Input Pulse Width VPWM rise and fall time 10ns 160 ns Assumesinductiveload maximumcurrentdependsondietemperature actualmaximumcurrent withbesubjecttoswitchingfrequency busvoltageandthermals Limitedbytimeneededto refresh highsidebootstrapsupplyvoltage QUI...

Page 3: ...CBypass Level shift PGND Gatedrive regulator Logicand dead time adjust VDD GND PWM LBuck COUT CZVS DC output LZVS HF output 7 5 12 VDC VIN supply notepolarity Highfrequency connection Switch node oscilloscope probe Groundpost Dead time setting if installed DC output measurement V Mainvoltage measurement V 52 VDCmax VMain supply notepolarity DC output Control signal inputs SMA optional Donot use pr...

Page 4: ... NC7SZ00L6X 23 1 U71 IC s 2 Input AND Gate Tiny Logic 1 65 V to 5 5 V 32 mA Fairchild NC7SZ08L6X 24 4 TP1 TP2 TP3 TP4 Test Point Test Point Subminiature Keystone 5015 25 0 19 J70 J90 GP1 See Note 1 Headers Male Vertical 36 Pin 230 Contact Height 1 Center Pitch FCI 68001 236HLF 26 4 J1 J3 J4 J5 Headers 2 Rows by 2 Pins 1 Male Vertical 1 Center Pitch TE Connectivity 5 146256 2 Optional Components It...

Page 5: ...TP1 1 TP2 Vmain Q1 GRret1 PGND PGND PGND PGND PGND PGND PGND GRH1 GLH1 Vmain Vmain Vmain Vmain Vmain 1 2 3 4 J70 PWM1 PWM2 DNP 1 2 R73 1 2 R72 PWM2 PWM2 PWM1 PWM1 DNP 0 Ω DNP 0 Ω 1 2 R71 PWM1 Q2 EPC8009 EPC8009 DNP Lbuck D40 BAT54 K FILM PGND C6 Vmain C5 PGND Vmain 5 V 4 7 V 4 7 V GLH1 PGND PGND C7 C40 HS1 DNP C2 C3 Output HF Gbtst Q44 EPC2038 100 V 2 8 Ω 1 2 R45 SDM03U40 D44 EMPTY C46 EMPTY D41 C...

Page 6: ...orcompliancewiththeEuropeanUniondirectiveonelectromagneticcompatibilityoranyothersuchdirectivesorregulations Asboard builds are at times subject to product availability it is possible that boards may contain components or assembly materials that are not RoHS compliant Efficient Power Conversion Corporation EPC makesnoguaranteethatthepurchasedboardis100 RoHScompliant TheEvaluationboard orkit isford...

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