MC34844_10 datasheet(3/62 Pages) FREESCALE

部件名	MC34844

功能描述	10 Channel LED Backlight Driver

Download	62 Pages

Scroll/Zoom	100%

制造商	FREESCALE [Freescale Semiconductor, Inc]

网页	http://www.freescale.com

标志

3 / 62 page

Analog Integrated Circuit Device Data

Freescale Semiconductor

3

34844

DEVICE VARIATIONS

MC34844 is within the MC34844 Specifications Pages 4 to 31, MC34844A is within the MC34844A Specifications Pages 32

to 54

Table 1. Key Device Variations between the MC34844 and MC34844A

Electrical Parameter(1)

Condition

Value

Unit

Maximum LED Current

34844

34844A

55

85

mA

LED Channel Sink Current

34844

34844A

RISET=5.1 k

Ω ±0.1%

RISET=3.48 k

Ω ±0.1%

(typ)

50

80

mA

Switching Frequency

34844

34844A

(BST [1:0]=0)

(BST [1:0]=1)

(BST [1:0]=2) [default]

(BST [1:0]=3)

(BST [1:0]=0)

(BST [1:0]=1)) [default]

(BST [1:0]=2)

(BST [1:0]=3)

(typ)

0.15

0.30

0.60

1.20

0.16

0.32

0.65

1.30

MHz

PWM Frequency Range

34844

34844A

This frequency range applies for Master

mode, Slave mode, and Manual mode

100 - 25000

110 - 27000

Hz

Notes

1.

Refer to the respective Electrical Parameters for specific details

类似零件编号 - MC34844_10

制造商	部件名	数据表	功能描述
Freescale Semiconductor...	MC34844AEP	2Mb / 62P	10 Channel LED Backlight Driver with Integrated Power Supply
	MC34844AEPR2	2Mb / 62P	10 Channel LED Backlight Driver with Integrated Power Supply
	MC34844EP	2Mb / 62P	10 Channel LED Backlight Driver with Integrated Power Supply
	MC34844EP	2Mb / 62P	10 Channel LED Backlight Driver with Integrated Power Supply
	MC34844EP/R2	1Mb / 36P	10 Channel LED Backlight Driver with Integrated Power Supply

More results

类似说明 - MC34844_10

制造商	部件名	数据表	功能描述
Leadtrend Technology	LD7889A	554Kb / 17P	4-Channel LED Backlight Driver
Microsemi Corporation	LX24232	52Kb / 2P	32 Channel BackLight LED Driver
Freescale Semiconductor...	34844	2Mb / 37P	10 Channel LED Backlight Driver with Integrated Power Supply
	MC34844	1Mb / 37P	10 Channel LED Backlight Driver with Integrated Power Supply
	MC34844AEP	2Mb / 62P	10 Channel LED Backlight Driver with Integrated Power Supply
	MC34844EP	2Mb / 62P	10 Channel LED Backlight Driver with Integrated Power Supply
	MC34844AEPR2	2Mb / 62P	10 Channel LED Backlight Driver with Integrated Power Supply
	34844	1Mb / 36P	10 Channel LED Backlight Driver with Integrated Power Supply
Newhaven Display Intern...	NHD-5.7B-LED	195Kb / 3P	LED Backlight Driver
Newhaven Display Intern...	NHD-5.7F-LED	339Kb / 3P	LED Backlight Driver