Datasheet

UCC28089
SLUS623A -- SEPTEMBER 2004 -- REVISED AUGUST 2006
15
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Figure 15
PROPAGATION DELAY (SYNC RISE TO O UTPUT FALL)
vs
TEMPERATURE
Tprop(f) -- Propagation Delay-- ns
Tj -- Temperature -- °C
--50 50 125
7
5
25 100750-- 2 5
6
8
11
9
10
12
Figure 16
Tj -- Temperature -- °C
10
5
20
15
25
--50 50 12525 100750-- 2 5
PROPAGATION DELAY (SYNC FALL TO OUTPUT RISE)
vs
TEMPERATURE
Tprop(f) -- Propagation Delay-- ns
Figure 17
OSCILLATOR DISCHARGE ON-RESISTANCE
vs
TEMPERATURE
R
DS(on)
-- Oscillator Discharge FET On Resistance-- Ω
Tj -- Temperature -- °C
50
45
35
30
25
--50 50 12525 100750-- 2 5
40
v
DIS
=1.5V
V
CT
=3.0V
Figure 18
CURRENT SENSE THRESHOLD
vs
TEMPERATURE
CS -- Current Sense Threshold-- mV
Tj -- Temperature -- °C
--50 50 12525 100750-- 2 5
810
770
710
690
650
750
670
730
790