GAU405P-15252 4ch Gate Drive Prototype Board

FEATURE>Built in the isolated DC-DC converter for gate drive>Output peak current is +/-5A(max)>Built in short circuit protection>Electrical isolation voltage is 2500Vrms (for 1 minute)>Two way power supply system for drivers and input signal(VD=15V , VIN=5V)>CMOS compatible input interface

Size : 120 x 100 x 44t

Image Photograph

Gate Driver : VLA551-01R

September. 2014

http://www.idc-com.co.jp

BLOCK DIAGRAM
VD

CONSTANTVOLTAGECIRCUIT

DC-AC
CONVERTER

JP1,3aGND1VINDETECTb

LATCHc

C1,3C1,3TIMER

240 ohm

G1,3AmpIN1,3

SHUT DOWN
F.O.

FO1,2

E1,3CONSTANTVOLTAGECIRCUIT

DC-AC
CONVERTER

JP2,4aDETECTb

LATCH

c

C2,4C2,4TIMER

240 ohm

IN2,4

G2,4Amp
SHUT DOWN
F.O.

E2,4

GND2

Above brock is built in GAU405P-15252 by 2 brock.
JP1,2,3,4: DETECT Enable a-b short(at shipping), Disenable b-c short

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MAXIMUM RATINGS(unless otherwise noted, Ta=25C)

SymbolParameterConditions

Ratings

Unit

VD

Supply voltage

DC-1～16.5VVI

Input signal voltage

Applied between VIN – IN1,2,3,4
50% Duty cycle , pulse width 1ms-1 ～ +7

V-5

A

Output peak current

Pulse width 2us
5A

IOHP
IOLP
VisoIsolation voltage

Sine wave voltage 60Hz, for 1min

2500

Vrms

Topr

Operating temperature

No condensation allowable-20 ～ 70

deg CTstg

Storage temperature

No condensation allowable-25 ～ 85

deg C

IdriveGate drive current

Gate average current (Per one circuit)

100mA

ELECTRICAL CHARACTERISTICS( unless otherwise noted, Ta=25C, VD=15V)
LimitsSymbol

ParameterConditions

UnitMin

TypMax

VD

Supply voltage

Recommended range

14.2

1515.8VVIN

Pull-up voltage on input side

Recommended range

4.75

55.25

V

IIH

“H” input signal current

Recommended range

101316mAf

Switching frequency

Recommended range

--20

kHz

RG

Gate resistance

Recommended range

2--ohmVOH

Plus bias voltage-

1415.3

16.5

VVOL

Minus bias voltage

--5.5

--11

VtPLH

“L-H” propagation time

IIH = 13mA

-0.4

1ustPHL“H-L” propagation time

IIH = 13mA-0.41us

VSC

SC detect voltage-15--V

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INNER CIRCUITVINPC1R1R221131415C22217

HIC1C1367201812R9JP1abc

C3 16VIN67
R3 2018

PC2R4C14 2110PC1PC2PC3131415

PC4C6 16

PC1～4

DZ1～8
DZ9～12
D1～4RG
R1～12
CN1～8
CN9
C1～12
JP1~4

VLA551-01R(ISAHAYA)TLP785/TLP781
compatible(TOSHIBA)
Vz=18V, 500mW
Vz=30V, 500mW
RP1H(SanKen)
Gate Resistor
4.7k ohm, 250mW5045-02A (molex)
5045-10A(molex)
100uF,50V
Low impedance
RE-H032TD-1130(JST)+JM-2BK-61(JST)C1
DZ9CN2E1C1DZ2 DZ1VIN

C5

HIC1～4C1

G1342217

HIC2VD
GND1VIN
GND2IN1
IN2
IN3
IN4
FO1
FO2

CN1

RG

VD

VD
CN91

D1JP2abc

D2

CN3C2RG

R10 VDC2
DZ10CN41234G2
E2C4
DZ4 DZ3

Same as the above*1) Gate Resistor is not installed at the time of shipment.Please solder the chosen resistor.
*2) C13-16 is not installed at the time of shipment.Please solder the chosen condenser if needed.(50V,ceramic)*3) JP1-4 : DETECT Enable a-b short(at shipping), Disenable b-c short .(for the positioning of JP terminal ,refer to Part arrangement & Size.)

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APPLICATION EXAMPLE※When you confirm the gate
output without connecting
IGBT, please invalidate ashort-circuit protection.
If connecting b-c of JP1-4,
the short circuit protection
becomes invalid.(for thepositioning of JP terminal,refer to Part arrangement &Size.)
CN915V

4.7k ohm

RC filter~10us

PC1R2C1321131415C22217JP1abc

1

CN1
C1

RG

R9 VD

C1
DZ9CN2G1E1C134C3 16VIN

D112VD

DZ2 DZ1VIN
67R3 2018PC2
R4C14 21

10C5PC1PC2PC3131415

PC4C6 162217HIC2Input Signal

VD
GND1VIN
GND2
IN1
IN2
IN3
IN4FO1FO267
R1 20
18

HIC15V

VIN

R10JP2abc

D2CN3C2RG

VD

C2DZ10CN41234G2E2C4DZ4 DZ3HC04 etc.

Same as the above

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Precaution for use of 3 level inverter application
PＴ１PP

Ｔ１

Ｔ１
Ｔ２

Ｔ２Ｇ

Ｔ３

Ｔ２

Ｔ３

Ｔ３

Ｔ４

Ｔ４

Ｔ４ＮＮＮ

※ Please disable short circuit protection function which the circuit driving T2 and T3. Then, the connection to collector terminal(C1,C2,C3 or C4) is unnecessary for the circuit disabled short circuit protection function.
JP1-4 : DETECT Enable a-b short(at shipping), Disenable b-c short .(for the positioning of JP terminal ,refer to Part arrangement & Size.)

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Part arrangement & Size

CONNECTOR

Gate Driver VLA551-01R

JP1,2,3,4c

CN9 sideba

Through hole
Gate Resistor(This part is not installed at shipping)

CONNECTOR

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