BD6150MUV_11 Datasheet, PDF (3/29 Pages) Rohm – White Backlight LED Driver for Medium to Large LCD Panels (Switching Regulator Type)

BD6150MUV
●Reference Data
30
25
20
15
10
85℃
25℃
5
-40℃
0
0
5 10 15 20 25 30
VBAT [V]
Fig 1. Quiescent Current
3.9
RISING
3.8
3.7
3.6
3.5
FALLING
3.4
-40 -20
0 20 40 60
TEMP (°C)
80 100
Fig 4. Under Voltage Lock Out
4
3.5
3
2.5
2
1.5
1
0.5
0
0
85℃
25℃
-40℃
5 10 15 20 25 30
VBAT [V]
Fig 2. Current Consumption
620
6V
610
600
4.2V ^5V
590
-40 -20 0 20 40 60 80 100
TEMP [°C]
Fig 5. ISET Voltage
98
97
4.2V _5V
96
95
94
6V
93
92
-40 -20
0 20 40 60
TEMP [℃]
80 100
Fig 7. Max Duty
1.2
1.1
5V, 6V
1
0.9
4.2V
0.8
-40 -20
0 20 40 60
TEMP [°C]
80 100
Fig 10. Over Voltage Protect
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900
800
85℃
700
600
500
400
300
200
-40℃ ^25℃
100
0
2.4 3 3.6 4.2 4.8 5.4 6 6.6 7.2
VREG [V]
Fig 8. LX NcH RON
70
4.2V, 5V, 6V
60
50
40
30
-40 -20 0
20 40 60 80 100
TEMP [℃]
Fig 11. SBD Open Protect
3/28
Technical Note
5.3
5.2
22V
6V
5.1
5
12V
4.9
4.8
-40 -20 0 20 40 60 80 100
TEMP [℃]
Fig 3. VREG Voltage
1500
1400
5V
6V
1300
1200
1100
4.2V
1000
-40 -20 0 20 40 60 80 100
TEMP [℃]
Fig 6. Switching Frequency
2.6
2.4
6V
2.2
2
1.8
4.2V
5V
1.6
1.4
-40 -20 0 20 40 60 80 100
TEMP [°C]
Fig 9. Over Current Limit
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
VBAT=VREG=5V
0.1
0
-40 -20 0 20 40 60 80 100
TEMP [°C]
Fig 12. VDET Leak Current
2011.06 - Rev.B