ISL97651 Intersil Corporation, ISL97651 Datasheet - Page 6

• Manufacturer Part Number: ISL97651
• Description: 4-Channel Integrated LCD Supply
• Manufacturer: Intersil Corporation

Typical Performance Curves
FIGURE 5. V
-0.05
-0.10
-0.15
-0.20
-0.25
-0.30
-0.35
-0.1
-0.2
-0.3
-0.4
-0.5
0.1
0
0
L1 = 10µH, C
CH1 = A
0
0
FIGURE 7. V
FIGURE 3. A
LOGIC
VDD
10
500
LOAD REGULATION vs OUTPUT CURRENT
(200mV/DIV), CH2 = I
OUT
OUTPUT CURRENT (mA)
ON
VDD
= 40µF, CM1 = 4.7nF, RM1 = 10k
20
LOAD REGULATION vs I
1000
TRANSIENT RESPONSE
V
1ms/DIV
I
ON
ON
6
V
30
IN
(mA)
= 25V
= 5V, V
1500
AVDD
40
LOGIC
(200mA/DIV)
(Continued)
2000
= 3.3V
50
ON
2500
60
ISL97651
FIGURE 8. V
FIGURE 4. V
100
-0.01
-0.02
-0.03
-0.04
-0.05
-0.06
-0.07
-0.08
-0.09
-0.10
90
80
70
60
50
40
30
20
10
0
L2 = 6.8µH, C
CH1 = V
0
0
FIGURE 6. V
0
200 400 600 800 1000 1200 1400 1600 1800 2000
CURRENT
LOGIC
LOGIC
LOGIC
500
OUT
(50mV/DIV), CH2 = I
OUTPUT CURRENT (mA)
LOAD REGULATION vs OUTPUT
LOGIC
OUTPUT CURRENT(mA)
EFFICIENCY vs OUTPUT CURRENT
= 30µF, CM2 = 4.7nF, RM2 = 10k,
TRANSIENT RESPONSE
1ms/DIV
V
1000
IN
= 5V, V
V
IN
= 5V, V
LOGIC
LOGIC
1500
(200mA/DIV)
LOGIC
= 3.3V
= 3.3V
March 15, 2007
2000
FN7493.2