MAX1673 データシートの表示（PDF） - Maxim Integrated

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MAX1673

Regulated, 125mA-Output, Charge-Pump DC-DC Inverter

Maxim Integrated 

Regulated, 125mA-Output,

Charge-Pump DC-DC Inverter

ELECTRICAL CHARACTERISTICS (continued)

(VIN = V SHDN = +5V, CIN = 10µF, COUT = 22µF, CFLY = 2.2µF, TA = -40°C to +85°C, unless otherwise noted. Typical values are at

TA = +25°C.) (Note 2)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX UNITS

Switching Frequency

(LIN Mode)

FB Threshold

FB Input Bias Current

ƒOSC

VFBT

IFB

TA = +25°C

TA = -40°C to +85°C

LIN/SKIP = GND (Skip mode)

LIN/SKIP = IN

(LIN mode)

LIN/SKIP = GND

(Skip mode)

VFB = -25mV

VFB = -25mV

250

350

460

kHz

205

515

-25

0

25

mV

150

600

nA

1

100

Input Bias Current

(SHDN, LIN/SKIP)

1

µA

Logic High Input

(SHDN, LIN/SKIP)

VIH

2V ≤ VIN ≤ 5.5V

0.7 x VIN

V

Logic Low Input

(SHDN, LIN/SKIP)

VIL

2V ≤ VIN ≤ 5.5V

0.3 x VIN V

Note 2: Specifications to -40°C are guaranteed by design, not production tested.

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