Texas Instruments TPS60250-185 Evaluation Board TPS60250EVM-185 TPS60250EVM-185 데이터 시트
제품 코드
TPS60250EVM-185
90
80
70
60
50
Efficiency-%
3
4
5
6
V - Input Voltage - V
I
15 mA, V = 3.43 V
F
25 mA, V = 3.79 V
F
100
80
40
60
20
Efficiency-%
3
4
5
6
V - Input Voltage - V
I
0.2 mA, V = 2.6 V
F
1 mA, V = 2.8 V
F
0.5 mA, V = 2.7 V
F
-40
-20
0
20
40
60
80
0.65
0.70
0.75
0.80
0.85
0.90
0.95
1
1.05
1.10
SwitchResistance-
W
T
- Free-Air Temperature - °C
A
I
LED
= 100 mA
V = 3.6 V
I
V = 3.9 V
I
V = 3.3 V
I
-40
-20
0
20
40
60
80
0.70
0.75
0.80
0.85
0.90
0.95
1
1.05
1.10
1.15
T
- Free-Air Temperature - °C
A
V = 3.6 V
I
V = 3.9 V
I
I
LED
= 230 mA
V = 3.3 V
I
SwitchResistance-
W
SLVS769C – APRIL 2007 – REVISED APRIL 2008
............................................................................................................................................................
www.ti.com
TYPICAL CHARACTERISTICS (continued)
DESCRIPTION
REF
Input Current
Input Current vs Supply Voltage, 4 Main LED
DM5 with Maximum 80
DM5 Current vs Input Voltage, Programmed with 80 mA
mA
Current Accuracy
WLED Current vs Input Voltage, 4 Main LED with 15 mA
EFFICIENCY
EFFICIENCY
vs
vs
INPUT VOLTAGE
INPUT VOLTAGE
(2 Sub LED with Light Load Condition,
(4 Main LED - 15mA, 25mA)
×
1 Mode Operation)
Figure 3.
Figure 4.
SWITCH RESISTANCE
SWITCH RESISTANCE
vs
vs
FREE-AIR TEMPERATURE
FREE-AIR TEMPERATURE
(
×
1 Mode)
(
×
1 Mode)
Figure 5.
Figure 6.
6
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