LM3670MF-1.875 datasheet(6/28 Pages) TI1

Part #	LM3670MF-1.875

Description	Miniature Step-Down DC-DC Converter for Ultralow Voltage Circuits

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Manufacturer	TI1 [Texas Instruments]

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6

LM3670

SNVS250F – NOVEMBER 2004 – REVISED FEBRUARY 2016

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Electrical Characteristics (continued)

Unless otherwise specified, limits for typical values are TJ = 25°C, and minimum and maximum limits apply over the full

operating junction temperature range (

−40°C ≤ TJ ≤ +125°C); VIN = 3.6 V, VOUT = 1.8 V, IOUT = 150 mA, EN = VIN.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

η

Efficiency

VIN = 3.6 V, VOUT = 1.8 V

ILOAD = 1 mA

91%

VIN = 3.6 V, VOUT = 1.8 V

ILOAD = 10 mA

94%

VIN = 3.6 V, VOUT = 1.8 V

ILOAD = 100 mA

94%

VIN = 3.6 V, VOUT = 1.8 V

ILOAD = 200 mA

94%

VIN = 3.6 V, VOUT = 1.8 V

ILOAD = 300 mA

92%

VIN = 3.6 V, VOUT = 1.8 V

ILOAD = 350 mA

90%

VIH

Logic high input

1.3

V

VIL

Logic low input

0.4

V

IEN

Enable (EN) input current

0.01

1

µA

ƒOSC

Internal oscillator frequency

PWM mode

550

1000

1300

kHz

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LM3670MF-1.875 Datasheet(PDF) 6 Page - Texas Instruments

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