＜MFT＞

RT8Ｈ151Ｃ

Window comparator circuit

Unit:mmOUTLINE DRAWINGDESCRIPTION
RT8H151C is composed by NPN transistors,PNP
transistors and resistors.It can miniaturization of a set
and reduce parts or time necessary for completion.

151

RT8H151C constitutes the window comparator circuit.
FEATURES●Miniaturization of a set.
●External setting of a detection voltage is possible
with the detection voltage setting terminals(VIN1, VIN2)●Open collector output
APPLICATIONPIN CONFIGURATION●Window type voltage detection circuit

①OUT

⑥VCC

②VIN1

⑤GND

③VIN2

④VS

BLOCK DIAGRAM612435200801

＜MFT＞

RT8Ｈ151Ｃ

Window comparator circuit

ABSOLUTE MAXIMUM RATINGS (Ta＝25℃)
SymbolParameterConditions
Supply voltage
VCC
VIN
VIN1,VIN2 Input voltage
VS
VS Input voltage
Pd
Internal power dissipation
Kθ
Thermal deratingTa≧25℃
Tj
Junction temperature
Tstg
Storage temperature(keep dry)
Topr
Operating temperature(keep dry)Ratings
18-0.3～VCC-0.3～VCC
200
1.6
150
－40～150－20～85

Unit
VV
V
mW
mW/℃℃℃℃

ELECTRICAL CHARACTERISTIC (Ta=25℃,VCC=5V unless otherwise noted.)
Designed value
SymbolParameter
Test condition
Min
TypMax
VCC

Operating supply
voltage range

3

Circuit current

VIN

VIN1,2 Common-mode
input voltage range

VS1

Detection voltage1

VIN2=3V,VIN1=1V,RL=5.1KΩ

1.00

V

VS2

Detection voltage2

VIN2=3V,VIN1=1V,RL=5.1KΩ

3.00

VIBIN1

VIN1 bias current

VIN2=3V,VIN1=1V,VS=2.5V

150

nA

IBIN2

VIN2 bias current

VIN2=3V,VIN1=1V,VS=3.5V

150nA

IBVS

VS bias current

VIN2=3V,VIN1=1V,VS=0V

300

nA

tr

Response time

RL=5.1KΩ,VRL=5V-6.0-usec

Output saturation voltage

VIN2=3V,VIN1=1V,VS=0V,RL=5.1KΩ

-0.2

0.4

V

Output leak current

VIN2=3V,VIN1=1V,VS=2.5V,VO=18V

--1uA

IOL

CHARACTERISTICS

0uA
VCC-1.5

V

THERMAL DERATING

250

Power consumption Pd[mW]

500

V

ICC

VOSAT

VIN2=3V,VIN1=1V,VS=0V

17Unit200
150
100500025

5075

100

125150

Ambient temperrature Ta[℃]200801

＜MFT＞

RT8Ｈ151Ｃ

Window comparator circuit

REFERENCE DATAICC - VCC

3VCC=5V

2.521.5
10.50-50 -250-20℃

600
Circuit current ICC[uA]

Input offset voltage VIO[mV]

VIO - Ta

2550

75450
400
350
0100 125

585℃

4321005101015

Supply voltage VCC[V]20

IB - VCC (VS)

25℃

1520

Supply voltage VCC[V]

-20℃

10
Bias current IBVS[nA]

Bias current IBVIN1,2[nA]

585℃

500

IB - VCC (VIN1,VIN2)
0℃

25℃

550

Ambient temperature Ta[℃]

-20℃

0℃

0℃

25℃

85℃

8642005101520

Supply voltage VCC[V]Output saturation voltage VSAT[V]VSAT - ISINK
10-20℃

0℃

25℃

85℃

VCC=5V

10.1
0.01

0.001
0.01

0.1

110

100

Output sink current ISINK[mA]

200801

＜MFT＞

RT8Ｈ151Ｃ

Window comparator circuit
REFERENCE DATA
Response time measurement circuit
VCC
RL

6VCC
OUT

VIN1

20V

VIN

4VS

3VIN23VGND

OUTPUT

15Rise response time
VCC=5V,RL=5.1kΩ,Ta=25℃

Fall response time
VCC=5V,RL=5.1kΩ,Ta=25℃

Output voltage(2V/div)
0V

Output voltage(2V/div)

0mV

0V

0mV
Input voltage(100mV/div)
Time(2us/div)

Input valtage(100mV/div)
Time(1us/div)

200801

＜MFT＞

RT8Ｈ151Ｃ

Window comparator circuit

APPLICATION CIRCUIT EXAMPLES
VCC
RL

6OUT

VIN1

2VIN1

VS
VIN24VS

3VIN2

VCC

GND

OUTPUT

15＊1．Plese set VIN1 and VIN2 set voltage so that VIN1<VIN2.

TIMING CHART

VIN2
VIN1
VS

OUTPUT

200801

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Jul.2020