NCP5009 datasheet(7/17 Pages) ONSEMI

Part #	NCP5009

Description	Backlight LED Boost Driver

Download	17 Pages

Scroll/Zoom	100%

Manufacturer	ONSEMI [ON Semiconductor]

Direct Link	http://www.onsemi.com

Logo

7 / 17 page

NCP5008, NCP5009

http://onsemi.com

7

Figure 9. Load Current (Iled) vs. Iref

@ Vbat = 3.6 V, Vload = 15 V and 10 V

0

5

10

15

20

25

30

35

40

45

50

0

10

2030

4050

6070

Iref (mA)

Figure 10. Inductor Peak Current Error vs.

Theoretical Inductor Peak Current

0

2

4

6

8

10

12

14

16

18

20

0

50

100

150

200

250

300

350

400

Figure 11. Inductor Peak Current vs. Iphoto @ Iref = 34 mA

0

20

40

60

80

100

120

140

160

180

200

0

1020

3040

Figure 12. Stand by Current vs. Vbat @ T = 20°C

3.0

3.5

4.0

4.5

5.0

5.5

6.0

6.5

7.0

2.4

2.8

3.2

3.6

4.0

4.4

4.8

5.2

5.6

Vload = 10 V

Vload = 15 V

Iphoto (mA)

THEORETICAL Ipeak (mA)

Vbat (V)

6.0

TYPICAL OPERATING CHARACTERISTICS

Condition: Typical Application: L = 22

mH, Cin = 10 mF, Cout = 2.2 mF, R1 = 30 kW

Theoretical

Measured

50

55

60

65

70

75

80

0

5

10

15

20

25

30

35

ILED (mA)

85

Figure 13. Efficiency vs. Load Current @ 4 LEDS

(Vload = 4*Vf ⇒ 14.2 V)

Figure 14. Efficiency vs. Load Current @ 3 LEDS

(Vload = 3*Vf ⇒ 10.5 V)

50

55

60

65

70

75

80

0

5

10

15

20

25

30

35

Vbat = 3.6 V

Vbat = 4.2 V

Vbat = 3.0 V

ILED (mA)

Vbat = 3.6 V

Vbat = 4.2 V

Vbat = 3.0 V

Similar Part No. - NCP5009

Manufacturer	Part #	Datasheet	Description
ON Semiconductor	NCP5009	119Kb / 20P	Backlight LED Boost Driver August, 2003 ??Rev. 4
ON Semiconductor	NCP5009DMR2	119Kb / 20P	Backlight LED Boost Driver August, 2003 ??Rev. 4

More results

Similar Description - NCP5009

Manufacturer	Part #	Datasheet	Description
ON Semiconductor	NCP5008	119Kb / 20P	Backlight LED Boost Driver August, 2003 ??Rev. 4
	NCP5006	254Kb / 24P	Compact Backlight LED Boost Driver March, 2006 ??Rev. 2
	NCP5007	148Kb / 21P	Compact Backlight LED Boost Driver May, 2014 ??Rev. 5
	NCP9003	285Kb / 22P	Compact Backlight LED Boost Driver August, 2006 ??Rev. 1
	NCP5005	239Kb / 23P	Compact Backlight LED Boost Driver November, 2005 ??Rev. 1
	NCP5006	258Kb / 24P	Compact Backlight LED Boost Driver March, 2006 ??Rev. 2
	NCP5005	244Kb / 23P	Compact Backlight LED Boost Driver November, 2005 ??Rev. 1
	NCP5007	157Kb / 22P	Compact Backlight LED Boost Driver July, 2004 ??Rev. 4
	NCP5007	167Kb / 21P	Compact Backlight LED Boost Driver March, 2006 ??Rev. 4
	NCP5006	218Kb / 24P	Compact Backlight LED Boost Driver July, 2004 ??Rev. 0

More results

NCP5009 Datasheet(PDF) 7 Page - ON Semiconductor

NCP5009 Datasheet(HTML) 7 Page - ON Semiconductor

Similar Part No. - NCP5009

Similar Description - NCP5009

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

Datasheet Download

Link URL