Texas Instruments LM3448 Evaluation Board LM3448-EDSNEV/NOPB LM3448-EDSNEV/NOPB 데이터 시트
제품 코드
LM3448-EDSNEV/NOPB
1.0 1.3 1.5 1.8 2.0 2.3 2.5 2.8 3.0
0
20
40
60
80
100
D
IM
PI
N
D
U
T
Y
C
YC
L
E
(%
)
FLTR1 VOLTAGE (V)
LEADING EDGE BLANKING (ns)
N
U
MBER
O
F
U
N
IT
S
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 90 110 130 150
6.6
6.8
7.0
7.2
7.4
7.6
7.8
AN
G
L
E
D
ET
EC
T
T
H
R
ESH
O
L
D
(
V
)
TEMPERATURE (°C)
-50 -25
0
25
50
75 100 125 150
6.0
6.5
7.0
7.5
8.0
U
VL
O
T
H
R
ESH
O
L
D
(
V
)
TEMPERATURE (°C)
UVLO (VCC) Rising
UVLO (VCC) Falling
-50 -25
0
25
50
75 100 125 150
1.25
1.26
1.27
1.28
1.29
1.30
V
C
O
F
F
T
H
R
ESH
O
L
D
(
V
)
TEMPERATURE (°C)
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.
Copyright © 2011–2013, Texas Instruments Incorporated
7
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