Datasheet

1.0 1.3 1.5 1.8 2.0 2.3 2.5 2.8 3.0
0
20
40
60
80
100
DIM PIN DUTY CYCLE (%)
FLTR1 VOLTAGE (V)
LEADING EDGE BLANKING (ns)
NUMBER OF UNITS
15.0
10.0
5.0
0.0
80 100 120 140 160 180
Room (25°C)
Hot (125°C)
Cold (-40°C)
100 units tested
-50 -30 -10 10 30 50 70 90 110130 150
6.6
6.8
7.0
7.2
7.4
7.6
7.8
ANGLE DETECT THRESHOLD (V)
TEMPERATURE (°C)
-50 -25 0 25 50 75 100 125 150
6.0
6.5
7.0
7.5
8.0
UVLO THRESHOLD (V)
TEMPERATURE (°C)
UVLO (V
CC
) Rising
UVLO (V
CC
) Falling
-50 -25 0 25 50 75 100 125 150
1.25
1.26
1.27
1.28
1.29
1.30
V
COFF
THRESHOLD (V)
TEMPERATURE (°C)
LM3448
www.ti.com SNOSB51C –SEPTEMBER 2011–REVISED MAY 2013
TYPICAL PERFORMANCE CHARACTERISTICS (continued)
T
J
= 25°C and V
CC
= 12V unless otherwise specified.
V
CC
UVLO vs. Temperature V
COFF
Threshold vs. Temperature
Figure 9. Figure 10.
Angle Detect Threshold vs. Temperature Leading Edge Blanking Variation Over Temperature
Figure 11. Figure 12.
DIM Pin Duty Cycle vs. FLTR1 Voltage
(3)
Figure 13.
(3) Data used for this plot taken from Design #3.
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