Datasheet

TC642B/TC647B
DS21756C-page 8  2002-2013 Microchip Technology Inc.
Note: Unless otherwise indicated, V
DD
= 5V, T
A
= +25°C.
FIGURE 2-7: FAULT V
OL
vs.
Temperature.
FIGURE 2-8: V
C(MAX)
vs. Temperature.
FIGURE 2-9: V
C(MIN)
vs. Temperature.
FIGURE 2-10: Sense Threshold
(V
TH(SENSE)
) vs. Temperature.
FIGURE 2-11: FAULT
I
OL
vs. V
OL
.
FIGURE 2-12: PWM Source Current (I
OH
)
vs. Temperature.
10
20
30
40
50
60
70
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (ºC)
FAULT V
OL
(mV)
I
OL
= 2.5 mA
V
DD
= 3.0V
V
DD
= 5.5V
V
DD
= 5.0V
V
DD
= 4.0V
2.570
2.580
2.590
2.600
2.610
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (ºC)
V
C(MAX)
(V)
V
DD
= 5.0V
V
DD
= 5.5V
V
DD
= 3.0V
C
F
= 1 µF
1.180
1.190
1.200
1.210
1.220
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (ºC)
V
C(MIN)
(V)
V
DD
= 5.0V
V
DD
= 3.0V
C
F
= 1 µF
69.5
70.0
70.5
71.0
71.5
72.0
72.5
73.0
73.5
74.0
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (ºC)
V
TH(SENSE)
(mV)
V
DD
= 3.0V
V
DD
= 4.0V
V
DD
= 5.5V
V
DD
= 5.0V
0
2
4
6
8
10
12
14
16
18
20
22
0 50 100 150 200 250 300 350 400
V
OL
(mV)
FAULT I
OL
(mA)
V
DD
= 5.5V
V
DD
= 3.0V
V
DD
= 4.0V
V
DD
= 5.0V
5.00
10.00
15.00
20.00
25.00
30.00
35.00
40.00
45.00
-40 -25 -10 5 20 35 50 65 80 95 110 125
Temperature (ºC)
V
OUT
I
OH
(mA)
V
DD
= 5.5V
V
DD
= 5.0V
V
DD
= 4.0V
V
DD
= 3.0V
V
OH
= 0.8V
DD