Datasheet

0.9
1.0
1.10
45
50
55
SOFT-START CURRENT (PA)
TEMPERATURE (
o
C)
-50 0 50 100 150
|
|
490
492
494
496
498
500
502
504
506
508
510
CURRENT LIMIT THRESHOLD
@
CS1, CS2
(
mV
)
-50 0 50 100 150
TEMPERATURE (
o
C)
190
192
194
196
198
200
202
204
206
208
210
FREQUENCY @ OUT1, OUT2 (kHz)
-50 0 50 100 150
R
T
= 42.2k
TEMPERATURE (
o
C)
0 20 40 60 80
0
20
40
60
80
100
MAXIMUM DUTY CYCLE (%)
VOLTAGE AT VIN (V)
R
1
= 150 k:
R
2
= 10 k:
Figure 23
0 0.2 0.4 0.6 0.8 1.0
0
20
40
60
80
100
MAXIMUM DUTY CYCLE (%)
R
DCL
/R
T
UVLO Pin = 1.26V
0 1.0 2.0 3.0 4.0 5.0
0
20
40
60
80
100
MAXIMUM DUTY CYCLE (%)
VOLTAGE AT UVLO PIN (V)
1.25V
LM5032
SNVS344A –MARCH 2005–REVISED APRIL 2013 www.ti.com
Typical Performance Characteristics (continued)
User Defined Maximum Duty Cycle vs R
DCL
Resistor Maximum Duty Cycle vs. UVLO Voltage
Figure 11. Figure 12.
Maximum Duty Cycle vs. VIN (Figure 27) Frequency vs. Temperature
Figure 13. Figure 14.
Soft-start Pin Current vs Temperature Current Limit Threshold at CS1, CS2 vs Temperature
Figure 15. Figure 16.
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