IC Data Sheets
8.
8.
IC Data Sheets
This chapter shows the internal block diagrams and pin
configurations of ICs that are drawn as “black boxes” in the
electrical diagrams (with the exception of “memory” and “logic”
ICs).
8.1
Diagram
, B01,TPS54519RTE (IC U702)
Figure 8-1 Internal block diagram and pin configuration
19430_300_130116.eps
130116
Block diagram
Pinning information
D
G
R
W
P
T
O
O
B
PH
T
R
N
E
D
N
G
A
VIN
E
S
N
E
S
V
P
M
O
C
15
14
13
GND
12
11
10
9
8
7
6
5
16
GND
VIN
NI
V
PH
PH
1
2
3
4
SS/TR
TPS54519
ERROR
AMPLIFIER
Boot
Charge
Boot
UVLO
UVLO
Current
Sense
Oscillator
Frequency
Shift
Slope
Compensation
PWM
Comparator
Minimum
COMP Clamp
Maximum
Clamp
Voltage
Reference
Overload
Recovery
VSENSE
SS/TR
COMP
RT
PH
BOOT
VIN
AGND
Thermal
Shutdown
EN
Enable
Comparator
Shutdown
Logic
Shutdown
Enable
Threshold
Logic
Shutdown
PWRGD
THERMALPAD
GND
Logic
Shutdown
107%
93%
Logic and PWM
Latch
i
1
i
hys
TPS54519