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EN 40
8.
TPM9.2HE LA
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
10-5-1 System Power 1
Block diagram
VSENSE
SS/TR
COMP
Pinning information
2013-May-30
IC Data Sheets
B01, TPS54319RTER (IC U7004)
PWRGD
EN
Shutdown
93%
Logic
107%
TPS54319
Voltage
Reference
Minimum
COMP Clamp
ERROR
AMPLIFIER
Shutdown
Logic
Maximum
Overload
Clamp
Recovery
AGND
POWERPAD
16
1
VIN
VIN
2
GND
3
4
GND
5
Figure 8-1 Internal block diagram and pin configuration
i
i
hys
1
Thermal
Shutdown
Enable
Comparator
Shutdown
Enable
Threshold
PWM
Comparator
Logic and PWM
Latch
Slope
Compensation
Frequency
Shift
Oscillator
with PLL
RT/CLK
15
14
13
12
11
TPS54319
10
9
6
7
8
back to
div. table
VIN
UVLO
Shutdown
Logic
Boot
Charge
Boot
Current
UVLO
Sense
PH
PH
PH
SS/TR
19240_303_120221.eps
BOOT
PH
GND
120501
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