MAX1705EEE datasheet(7/20 Pages) MAXIM

Part #	MAX1705EEE

Description	1- to 3-Cell, High-Current, Low-Noise, Step-Up DC-DC Converters with Linear Regulator

PDF	20 Pages

Scroll/Zoom	100%

Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

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7 / 20 page

1- to 3-Cell, High-Current, Low-Noise,

Step-Up DC-DC Converters with Linear Regulator

_______________________________________________________________________________________

____________________________Typical Operating Characteristics (continued)

(Circuit of Figure 2, TA = +25°C, unless otherwise noted.)

100

10k

100k

10M

LINEAR-REGULATOR POWER-SUPPLY

REJECTION RATIO vs. FREQUENCY

FREQUENCY (Hz)

VOUT = 4V TO 5V

VLDO = 3.3V

ILDO = 200mA

C5 = 0.33

µF

100

200

250

150

300

LINEAR-REGULATOR

REGION OF STABLE C6 ESR

vs. LOAD CURRENT

0.1

LOAD CURRENT (mA)

STABLE REGION

C2 = 22pF (FEED FORWARD)

UNCOMPENSATED

C6 = 22

µF

10k

100k

10M

MAX1705

NOISE SPECTRUM AT POUT

(VOUT = 4.5V, VIN = 1.2V, 200mA LOAD)

FREQUENCY (Hz)

10k

100k

10M

MAX1705

LINEAR-REGULATOR OUTPUT NOISE SPECTRUM

(VLDO = 3.3V, VOUT = 4.5V, VIN = 1.2V, ILDO = 200mA)

FREQUENCY (Hz)

MAX1705EEE Datasheet(PDF) 7 Page - Maxim Integrated Products

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