Datasheet

10
OUT
11
12
2IN
3
1
1.0V
7ILIM
+
10 µA
Q
Pump
Constant
Power
Engine
S
+
-
V(DS) Detector
I(D)
Detector
+
13
GND
I
OUT
14
15 FLT
V
IN
16
EN
+
1.15 V / 1.00 V
+
LCA
Fast Trip
Comparator
1.6 x I
LIM
5
THERMAL
SHUTDOWN
+
2.85 V / 2.70 V
4
8
IFLT
+
35 µA
1.4 µA
40 µA
6RTRY
3
V
3V
9CT
0.16
V
+
+
+
1.4
V
S
R
Q
Q
P
LIM
Internal Rail
´
200 kΩ
1V¸R
RFLT
I
FAULT
50 kΩ
10 MΩ
100 kΩ
16.8 MΩ
IN
TPS2590
SLUS960G –JULY 2009–REVISED JANUARY 2014 www.ti.com
DEVICE INFORMATION
TPS2590 FUNCTIONAL BLOCK DIAGRAM
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