MAX16818_09 datasheet(3/25 Pages) MAXIM

Part #	MAX16818

Description	1.5MHz, 30A High-Efficiency, LED Driver with Rapid LED Current Pulsing

Download	25 Pages

Scroll/Zoom	100%

Manufacturer	MAXIM [Maxim Integrated Products]

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

Logo

3 / 25 page

1.5MHz, 30A High-Efficiency, LED Driver

with Rapid LED Current Pulsing

_______________________________________________________________________________________

3

ELECTRICAL CHARACTERISTICS (continued)

(VCC = 5V, VDD = VCC, TA = TJ = TMIN to TMAX, unless otherwise noted. Typical specifications are at TA = +25°C.) (Note 1)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

CLKOUT Phase Shift

φ_CLKOUT With respect to DH, fSW = 125kHz

180

Degrees

CLKOUT Output Low Level

VCLKOUTL

ISINK = 2mA

0.4

V

CLKOUT Output High Level

VCLKOUTH

ISOURCE = 2mA

4.5

V

SYNC Input-High Pulse Width

tSYNC

200

ns

SYNC Input Clock High Threshold

VSYNCH

2.0

V

SYNC Input Clock Low Threshold

VSYNCL

0.4

V

SYNC Pullup Current

ISYNC_OUT

VRT/SYNC = 0V

250

750

µA

SYNC Power-Off Level

VSYNC_OFF

0.4

V

INDUCTOR CURRENT LIMIT

Average Current-Limit Threshold

VCL

CSP to CSN

24.0

26.9

28.2

mV

Reverse Current-Limit Threshold

VCLR

CSP to CSN

-3.2

-2.3

-0.1

mV

Cycle-by-Cycle Current Limit

CSP to CSN

60

mV

Cycle-by-Cycle Overload

VCSP to VCSN = 75mV

260

ns

Hiccup Divider Ratio

LIM to VCM, no switching

0.547

0.558

0.565

V/V

Hiccup Reset Delay

200

ms

LIM Input Impedance

LIM to SGND

55.9

k

Ω

CURRENT-SENSE AMPLIFIER

CSP or CSN Input Resistance

RCS

4k

Ω

Common-Mode Range

VCMR(CS)

VIN = 7V to 28V

0

5.5

V

Input Offset Voltage

VOS(CS)

0.1

mV

Amplifier Gain

AV(CS)

34.5

V/V

3dB Bandwidth

f3dB

4

MHz

CURRENT-ERROR AMPLIFIER (TRANSCONDUCTANCE AMPLIFIER)

Transconductance

gm

550

µS

Open-Loop Gain

AVOL(CE)

No load

50

dB

DIFFERENTIAL VOLTAGE AMPLIFIER FOR LED CURRENT (DIFF)

Common-Mode Voltage Range

VCMR(DIFF)

0

+1.0

V

DIFF Output Voltage

VCM

VSENSE+ = VSENSE- = 0V

0.6

V

Input Offset Voltage

VOS(DIFF)

-1

+1

mV

Amplifier Gain

AV(DIFF)

0.994

1

1.006

V/V

3dB Bandwidth

f3dB

CDIFF = 20pF

3

MHz

Minimum Output-Current Drive

IOUT(DIFF)

4mA

SENSE+ to SENSE- Input

RVS

VSENSE- = 0V

50

100

k

Ω

V_IOUT AMPLIFIER

Gain-Bandwidth Product

VV_IOUT = 2.0V

4

MHz

3dB Bandwidth

VV_IOUT = 2.0V

1

MHz

Output Sink Current

30

µA

Output Source Current

90

µA

Similar Part No. - MAX16818_09

Manufacturer	Part #	Datasheet	Description
Maxim Integrated Produc...	MAX16818ATI++	917Kb / 26P	1.5MHz, 30A High-Efficiency, LED Driver with Rapid LED Current Pulsing Rev 0; 10/06
	MAX16818ATI++	1Mb / 25P	1.5MHz, 30A High-Efficiency, LED Driver with Rapid LED Current Pulsing Rev 4; 5/15
	MAX16818ETI++	917Kb / 26P	1.5MHz, 30A High-Efficiency, LED Driver with Rapid LED Current Pulsing Rev 0; 10/06
	MAX16818ETI++	1Mb / 25P	1.5MHz, 30A High-Efficiency, LED Driver with Rapid LED Current Pulsing Rev 4; 5/15
	MAX16818EVKIT	141Kb / 6P	MAX16818 Evaluation Kit Rev 0; 6/07

More results

Similar Description - MAX16818_09

Manufacturer	Part #	Datasheet	Description
Maxim Integrated Produc...	MAX16818	1Mb / 25P	1.5MHz, 30A High-Efficiency, LED Driver with Rapid LED Current Pulsing Rev 4; 5/15
	MAX16818	917Kb / 26P	1.5MHz, 30A High-Efficiency, LED Driver with Rapid LED Current Pulsing Rev 0; 10/06
	MAX16821	1Mb / 24P	High-Power Synchronous HBLED Drivers with Rapid Current Pulsing Rev 4; 4/18
	MAX16821A	368Kb / 25P	High-Power Synchronous HBLED Drivers with Rapid Current Pulsing Rev 0; 7/07
	MAX16821A	301Kb / 24P	High-Power Synchronous HBLED Drivers with Rapid Current Pulsing Rev 2; 1/10
	MAX16821A	288Kb / 24P	High-Power Synchronous HBLED Drivers with Rapid Current Pulsing Rev 1; 3/09
ON Semiconductor	FAN5333A	654Kb / 13P	High Efficiency, High Current Serial LED Driver August 2005 Rev. 1.0.1
Maxic Technology Corpor...	MT777XL	234Kb / 1P	High Efficiency Buck Constant Current LED Driver
Global Mixed-mode Techn...	G2605	80Kb / 1P	High Efficiency, Constant Current 36V LED driver
Maxic Technology Corpor...	MT773XH	234Kb / 1P	High Efficiency Buck Constant Current LED Driver

More results

MAX16818 Datasheet(PDF) 3 Page - Maxim Integrated Products

MAX16818 Datasheet(HTML) 3 Page - Maxim Integrated Products

Similar Part No. - MAX16818_09

Similar Description - MAX16818_09

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

Datasheet Download

Link URL