TPS25940-Q1 Datasheet, PDF (17/46 Pages) Texas Instruments – 18-V eFuse with Integrated Short-to-Battery Protection

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8.2 Functional Block Diagram
TPS25940-Q1
SLVSDJ0A – MAY 2016 – REVISED JUNE 2016
IN
9-13
+
2.30 V
EN/UVLO
2.18 V
14
+
0.99 V
OVP
0.92 V
15
+
0.99 V
DEVSLP
0.92 V
1
+
1.85 V
0.96 V
1 µA
dVdT
18
GND
16
1 µA
16 Ÿ
TPS25940-Q1
UVLOb
EN
-66 mV
+100 mV
+
REVERSE
OVP
Thermal
Shutdown
TSD
EN/UVLO
Charge
Pump
CP
42 PŸ
Current
Sense
X52 µ
SWEN
Gate Control Logic
Low current
Mode
Shutdown
Current Limit Amp
Fast-Trip Comp
(Threshold=1.5xIOL)
0.87 V
Short Detect
Ramp Control
12x
OUT
4-8
IMON
19
ILIM
17
FLT
20
UVLO
EN
TSD
Solid Blocks will be
Turned Off During
DEVSLP
3
PGTH
0.99 V
0.92 V
dVdT
over
+
SWEN
16 Ÿ
0.5 ms
0.5 ms 16 Ÿ
PGOOD
2
Copyright © 2016, Texas Instruments Incorporated
Copyright © 2016, Texas Instruments Incorporated
Product Folder Links: TPS25940-Q1
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