W-6137TD-GT datasheet(3/16 Pages) COPAL

部品番号	W-6137TD-GT

部品情報	CMOS Boost Converter

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メーカー	COPAL [Copal Electronics]

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W-6137

3

Table 3. ELECTRICAL OPERATING CHARACTERISTICS

(VIN = 3.6 V, ambient temperature of 25 C (over recommended operating conditions unless otherwise specified))

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

IQ

Operating Current

VFB = 0.3 V

VFB = 0.4 V (not switching)

0.4

0.1

1.5

0.3

mA

ISD

Shutdown Current

VSHDN = 0 V

0.1

1

A

VFB

FB Pin Voltage

3 LEDs with ILED = 20 mA

285

300

315

mV

IFB

FB pin input leakage

0.1

1

A

ILED

Programmed LED Current

R1 = 10

R1 = 15

R1 = 20

28.5

19

14.25

30

20

15

31.5

21

15.75

mA

VIH

VIL

SHDN Logic High

SHDN Logic Low

Enable Threshold Level

Shutdown Threshold Level

0.4

0.8

0.7

1.5

V

FSW

Switching Frequency

0.7

1.0

1.3

MHz

ILIM

Switch Current Limit

250

300

400

mA

RSW

Switch “On” Resistance

ISW = 100 mA

1.0

2.0

ILEAK

Switch Leakage Current

Switch Off, VSW = 5 V

1

5

A

TSD

Thermal Shutdown

150

C

THYS

Thermal Hysteresis

20

C

Efficiency

Typical Application Circuit

86

%

VUVLO

Undervoltage Lockout (UVLO) Threshold

1.9

V

VOV-SW

Output Clamp Voltage

“Open LED” fault

29

V

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