Datasheet

V
ISNS(OC)
– Overcurrent Threshold – mV
0
V
VDD
– Input Voltage – V
5 1510 452520
145
148
155
146
153
151
149
152
154
150
147
3530 40
-5
-2
5
-40
-4
3
f
OSC
– Switching Frequency Change – %
T
J
– Junction Temperature – ° C
-10-25 5 5020 80 125956535 110
1
-1
2
4.5 V
12 V
30 V
30 V
12 V
4.5 V
4
0
-3
V
VDD
(V)
15
29
-40
17
27
Slope Compensation Ratio (V
VDD
/V
SLP
)
T
J
– Junction Temperature – ° C
-10-25 5 5020 80 125956535 110
23
19
25
21
36 V
12 V
4.5 V
24 V
V
VDD
(V)
12 V
24 V
4.5 V
36 V
0
400
1400
-40
200
1200
R
SS
– Soft Start Charge/Discharge Resistance - kW
T
J
– Junction Temperature – ° C
-10-25 5 5020 80 125956535 110
1000
800
R
SS(DSCH)
Discharge
R
SS(CHG)
Charge
600
TPS40210-Q1, TPS40211-Q1
www.ti.com SLVS861D –AUGUST 2008–REVISED APRIL 2010
TYPICAL CHARACTERISTICS (continued)
OVERCURRENT THRESHOLD SWITCHING FREQUENCY CHANGE
vs vs
INPUT VOLTAGE JUNCTION TEMPERATURE
Figure 9. Figure 10.
OSCILLATOR AMPLITUDE SOFT-START CHARGE/DISCHARGE RESISTANCE
vs vs
JUNCTION TEMPERATURE JUNCTION TEMPERATURE
Figure 11. Figure 12.
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