＜MFT＞

RT8Ｈ102ＣUVLO built-in IGBT gate driverunit：mmOUTLINE DRAWINGDESCRIPTION
RT8H102C is combined transistor composed by NPN

2.80.65

Miniaturization of the set, and significant reductions

1.5

2.8

RT8H102C has a built-in UVLO circuit, and starts
operation when the power supply voltage becomes
about 14.2V or more, and stops operation①102

this transistor.

0.95 0.95

of parts and person-hours will be possible by using③

when it becomes 12.4V or less. It has a circuit

0.65⑥④0.33transistors, PNP transistors and resistors.

0.81

the voltage becomes about 2.90V or more, the B
terminal outputs a Low signal.
When High to Low is applied to the GATEIN terminal,
when the voltage becomes about 2.59V or less,0.12

from Low to High to the GATEIN terminal, when0～0.1

1.1

configuration as an IGBT driver, and when applying

B terminal outputs a High signal.

PIN layout

FEATURES①A⑥DI●Miniaturization of a set

②B

⑤GND

●Built-in UVLO(Ideal for 20V systems)③VCC④GATEIN●Since the output is constant current, the IGBT
can be operated safely

APPLICATION●IGBT gate driver

BLOCK DIAGRAM

VCC
VCC
GATEIN

Gate protection diode

UVLO

DIA

Driver circuit

B
GND

201125

＜MFT＞

RT8Ｈ102ＣUVLO built-in IGBT gate driver

ABSOLUTE MAXIMUM RATINGS (Ta=25℃ unless otherwise noted.)
Ratings

Unit

Power supply voltage

30

V

VGIN

IN terminal input applied voltage

10V

Pd

Internal power dissipation

200mW

Kθ

Thermal derating

1.6mW/℃

Tj

Junction temperature

150℃

Tstg

Storage temperature

keep dry-40～150℃

ToprOperating temperature

keep dry-20～85℃Symbol

Parameter

Vcc

Condition

Ta≧25℃

ELECTRICAL CHARACTERISTIC (Ta=25℃,VCC=20V unless otherwise noted.)
SymbolParameter

LimitsTest condition

Unit

Min.

Typ.

Max.

182026V

VCC

Operating supply
voltage range

VCTH1

Operation start voltage

GATEIN=5V、VBM:High→Low

13.5

14.2

14.9

V

VCTH2

Operation stop voltage

GATEIN=5V、VBM:Low→High

11.8

12.4

13.0

V

ICC1

Circuit current1

GATEIN=0V

870

1240

1610

uA

ICC2

Circuit current2

GATEIN=5V

870

1240

1610

uA

VOA2

Output voltage A2

GATEIN=5V

16.2

18.6

20.0

V

VOB2

Output voltage B2

GATEIN=5V-0.00

0.28

V

Vth1

Threshold voltage 1(Low→High)GATEIN：0→5V、VMB：Low

2.74

2.90

3.06

V

Vth2

Threshold voltage 2(High→Low)

GATEIN：5V→0、VMB：High

2.44

2.59

2.73

V

IOUTA1

Output A outflow current 1

GATEIN＝0V、A=B=0.7V IMA-01uA

IOUTA2

Output A outflow current 2

GATEIN=5V、A=18V IMA-600-460-320

uA

IINB

Output B inflow current

GATEIN=5V、B=0.3V IMB

640910

1180

uA

IOUTB

Output B outflow current

GATEIN=0V、B=0.7V IMB-1040-800-560uA201125

＜MFT＞

RT8Ｈ102ＣUVLO built-in IGBT gate driver
APPLICATION CIRCUIT
VCC
VCC

VCC
VCC
GATEIN

Gate protection diodeDI
2SC3052

UVLO

A 150Ω

Driver circuit

10ΩB

MCU

2SC3052

GND

Power cut application circuit example:Power consumption can be reduced≪Typical Characteristic≫
Thermal Derating curvePower Dissipation Pd[mW]

250

200

150

1005000255075

100

125150

Ambient Temperature Ta[℃]201125

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