MAX1925 datasheet(7/16 Pages) MAXIM

номер детали	MAX1925

подробное описание детали	Switch-Mode 1-Cell Li Chargers

PDF	16 Pages

Scroll/Zoom	100%

производитель	MAXIM [Maxim Integrated Products]

домашняя страница	https://www.maximintegrated.com/en.html

Logo

7 / 16 page

Switch-Mode 1-Cell Li+ Chargers

_______________________________________________________________________________________

FREQUENCY vs. BATTERY VOLTAGE

BATTERY VOLTAGE (V)

3.5

3.0

100

150

200

250

300

350

400

450

500

2.5

4.0

VIN = 12V

VIN = 8V

VIN = 5V

TIMER vs. CT CAPACITANCE

CT CAPACITANCE (nF)

100

0.1

100

1000

0.01

1000

tFULLCHG

tPREQUAL2

tPREQUAL1

CHARGE CURRENT vs. TIME

TIME (h)

2.5

2.0

1.5

1.0

0.5

0.2

0.4

0.6

0.8

1.0

1.2

3.0

BATTERY VOLTAGE vs. TIME

TIME (h)

2.5

2.0

1.5

1.0

0.5

3.9

4.0

4.1

4.2

4.3

4.4

4.5

3.8

3.0

SWITCHING WAVEFORM

MAX1925/26 toc14

µs/div

1.2A

0.8A

10V

100mV/

div

INDUCTOR

CURRENT

VLX

VBATT

VIN = 5V

SWITCHING WAVEFORM

MAX1925/26 toc15

µs/div

1.2A

1.4A

0.8A

10V

100mV/

div

INDUCTOR

CURRENT

VLX

VBATT

VIN = 12V

CHARGE-ENABLE REPSONSE

MAX1925/26 toc16

INDUCTOR

CURRENT

Typical Operating Characteristics (continued)

(Circuit of Figure 1, VSUPPLY = 5V, VBATT = 4V, TA = +25°C, unless otherwise noted.)

MAX1925 датащи(PDF) 7 Page - Maxim Integrated Products

MAX1925 датащи(HTML) 7 Page - Maxim Integrated Products

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

датащи скачать

ссылки URL