MAX8733AEEI datasheet(5/33 Pages) MAXIM

Part #	MAX8733AEEI

Description	High-Efficiency, Quad-Output, Main Power-Supply Controllers for Notebook Computers

Download	33 Pages

Scroll/Zoom	100%

Manufacturer	MAXIM [Maxim Integrated Products]

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

Logo

5 / 33 page

High-Efficiency, Quad-Output, Main Power-

Supply Controllers for Notebook Computers

_______________________________________________________________________________________

5

ELECTRICAL CHARACTERISTICS (continued)

(Circuit of Figure 1 and Figure 2, no load on LDO5, LDO3, OUT3, OUT5, and REF, V+ = 12V, ON3 = ON5 = VCC, V SHDN = 5V,

TA = 0°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

OUT3, OUT5 Discharge-Mode

On-Resistance

12

40

Ω

OUT3, OUT5 Discharge-Mode

Synchronous Rectifier

Turn-On Level

0.2

0.3

0.4

V

ELECTRICAL CHARACTERISTICS

(Circuit of Figure 1 and Figure 2, no load on LDO5, LDO3, OUT3, OUT5, and REF, V+ = 12V, ON3 = ON5 = VCC, V SHDN = 5V,

TA = -40°C to +85°C, unless otherwise noted.) (Note 1)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

MAIN SMPS CONTROLLERS

LDO5 in regulation

6

24

V+ Input Voltage Range

V+ = LDO5, VOUT5 < 4.41V

4.5

5.5

V

3.3V Output Voltage in

Fixed Mode

V+ = 6V to 24V, FB3 = GND, V SKIP = 5V

3.27

3.39

V

V+ = 6V to 24V, FB5 = GND, V SKIP = 5V,

MAX8732A/MAX8734A (TON = VCC)

5V Output Voltage in Fixed Mode

V+ = 7V to 24V, FB5 = GND, V SKIP = 5V,

MAX8733A/MAX8734A (TON = GND)

4.95

5.15

V

Output Voltage in

Adjustable Mode

V+ = 6V to 24V, either SMPS

1.97

2.03

V

Output Voltage Adjust Range

Either SMPS

2.0

5.5

V

FB3, FB5 Adjustable-Mode

Threshold Voltage

Dual-Mode comparator

0.1

0.2

V

Current-Limit Threshold

(Positive, Default)

ILIM_ = VCC, GND - CS_ (MAX8732A/MAX8733A),

GND - LX_ (MAX8734A)

90

110

mV

VILIM_ = 0.5V

40

60

VILIM_ = 1V

90

110

Current-Limit Threshold

(Positive, Adjustable)

GND - CS_

(MAX8732A/MAX8733A),

GND - LX_ (MAX8734A)

VILIM_ = 2V

180

220

mV

VOUT5 = 5.05V

1.895

2.315

MAX8732A or MAX8734A

(VTON = 5V)

VOUT3 = 3.33V

0.833

1.017

VOUT5 = 5.05V

0.895

1.209

On-Time Pulse Width

MAX8733A or MAX8734A

(VTON = 0)

VOUT3 = 3.33V

0.475

0.635

µs

Minimum Off-Time

200

400

ns

INTERNAL REGULATOR AND REFERENCE

LDO5 Output Voltage

ON3 = ON5 = GND, 6V < V+ < 24V, 0 < ILDO5 < 100mA

4.90

5.10

V

LDO5 Undervoltage-Lockout

Fault Threshold

Falling edge of LDO5, hysteresis = 1%

3.7

4.3

V

Similar Part No. - MAX8733AEEI

Manufacturer	Part #	Datasheet	Description
Maxim Integrated Produc...	MAX8733	1Mb / 32P	High-Efficiency, Quad-Output, Main Power-Supply Controllers for Notebook Computers Rev 0; 8/04
Maxim Integrated Produc...	MAX8733EEI	1Mb / 32P	High-Efficiency, Quad-Output, Main Power-Supply Controllers for Notebook Computers Rev 0; 8/04

More results

Similar Description - MAX8733AEEI

Manufacturer	Part #	Datasheet	Description
Maxim Integrated Produc...	MAX17003	610Kb / 36P	High-Efficiency, Quad-Output, Main Power-Supply Controllers for Notebook Computers 19-0765; Rev 0; 3/07
Maxim Integrated Produc...	MAX17003ETJ	610Kb / 36P	High-Efficiency, Quad-Output, Main Power-Supply Controllers for Notebook Computers Rev 0; 3/07
Intersil Corporation	ISL6236A	3Mb / 37P	High-Efficiency, Quad-Output, Main Power Supply Controllers for Notebook Computers
Maxim Integrated Produc...	MAX17003A	617Kb / 36P	High-Efficiency, Quad-Output, Main Power- Supply Controllers for Notebook Computers Rev 0; 6/07
Maxim Integrated Produc...	MAX8732	1Mb / 32P	High-Efficiency, Quad-Output, Main Power-Supply Controllers for Notebook Computers Rev 0; 8/04
Renesas Technology Corp	ISL6236A	3Mb / 37P	High-Efficiency, Quad-Output, Main Power Supply Controllers for Notebook Computers
Renesas Technology Corp	ISL6236	3Mb / 36P	High-Efficiency, Quad-Output, Main Power Supply Controllers for Notebook Computers
Intersil Corporation	ISL6237	2Mb / 35P	High-Efficiency, Quad-Output, Main Power Supply Controllers for Notebook Computers
Maxim Integrated Produc...	MAX8744A	607Kb / 36P	High-Efficiency, Quad Output, Main Power- Supply Controllers for Notebook Computers Rev 0; 6/07
Renesas Technology Corp	ISL6237	3Mb / 35P	High-Efficiency, Quad-Output, Main Power Supply Controllers for Notebook Computers

More results

MAX8733AEEI Datasheet(PDF) 5 Page - Maxim Integrated Products

MAX8733AEEI Datasheet(HTML) 5 Page - Maxim Integrated Products

Similar Part No. - MAX8733AEEI

Similar Description - MAX8733AEEI

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33

Datasheet Download

Link URL