ISL97675 Ver la hoja de datos (PDF) - Renesas Electronics
Número de pieza
componentes Descripción
Fabricante
ISL97675 Datasheet PDF : 21 Pages
| |||
ISL97675
Typical Performance Curves
100
80
5VIN
12VIN
24VIN
60
40
20
00
5
10
15
20
25
ILED (mA)
FIGURE 2. EFFICIENCY vs 20mA LED CURRENT (100% LED DUTY
CYCLE) for 4P12S vs VIN
100
80
5VIN
12VIN
24VIN
60
40
20
00
10
20
30
40
ILED (mA)
FIGURE 3. EFFICIENCY vs 30mA LED CURRENT (100% LED DUTY
CYCLE) for 4P10S vs VIN
100
80
20mA/582kHz
20mA/1.2MHz
60
40
20
0
0
10
20
30
VIN (V)
FIGURE 4. EFFICIENCY vs VIN vs SWITCHING FREQUENCY AT
20mA for 4P12S (100% LED DUTY CYCLE)
100
80
30mA/1.2MHz
60
30mA/582kHz
40
20
0
0
10
20
30
VIN (V)
FIGURE 5. EFFICIENCY vs VIN vs SWITCHING FREQUENCY AT
30mA for 4P10S (100% LED DUTY CYCLE)
100
+25°C
0°C
90
-40°C
80
70
+85°C
60 0
5
10
15
20
25
30
VIN (V)
FIGURE 6. EFFICIENCY vs VIN vs TEMPERATURE AT 20mA
0.25
0.20
0.15
0.10
0.05
0.00
-0.05
-0.10
-0.15
-0.20
-0.25 0
12VIN
1
4.5VIN
21VIN
2
3
4
CHANNEL
FIGURE 7. CHANNEL-TO-CHANNEL CURRENT MATCHING
FN7630 Rev.2.00
Sep 13, 2017
Page 9 of 21
Share Link: 