PE99151_14 Datasheet, PDF (4/15 Pages) Peregrine Semiconductor – Radiation Hardened UltraCMOS Monolithic Point-of-Load Synchronous Buck Regulator with Integrated Switches

Figure 2. Pin Layout (Top View)
PE99151 DIE
Product Specification
Note: All pin locations originate from the die center and refer to the center of the pin
Table 3. Pin Coordinates and Descriptions
Pin Pin
No. Name
X
Y
Description
1
GND 1385.9 1433.4 Ground
2
SW 1366.9 1179.65 Switch
3
SW 1366.9 810.35 Switch
4
GND 1365.9
500 Ground
5
SW 1366.9 189.65 Switch
6
SW 1366.9 -189.65 Switch
7
GND 1366.9 -500 Ground
8
SW 1366.9 -810.35 Switch
9
SW 1366.9 -1179.65 Switch
10 GND 1385.9 -1433.4 Ground
11 GND -1343.9 -1437.25 Switch
12
ICOMP -1343.9
-1266.9
Variable Current Compensa-
tion/Resistor to VOUT
13
ISET
-1343.9
-1068.3
Current Set-Point Input/Loop to
EAOUT
14
EAOUT -1343.9
-869.7
Error Amplifier Output/Loop
ISET
Pin
No.
Pin Name
X
Y
Description
15
VREFSEL0 -1343.9
-696.1
Bandgap Reference
Voltage Fine Adjust (0)
16
GND
-1343.9 -500 Ground
17
VREFSEL1 -1343.9
-297.3
Bandgap Reference
Voltage Fine Adjust (1)
18
VREFSEL2 -1343.9
-148.7
Bandgap Reference
Voltage Fine Adjust (2)
19
VREFSEL3 -1343.9
-0.1
Bandgap Reference
Voltage Fine Adjust (3)
20
TCSEL0
-1343.9
148.5
Bandgap Reference Voltage
Fine Adjust (0)
21
TCSEL1
-1343.9
297.2
Bandgap Reference Voltage
Fine Adjust (0)
22
GND
-1343.9 500 Ground
23
CCSEL -1343.9 696.1 Course trim code
24
EAINM
-1343.9
869.7
Error Amplifier (-) Input,
Loop to VREF
©2012-2014 Peregrine Semiconductor Corp. All rights reserved.
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Document No. DOC-50370-3 │ UltraCMOS^® Power Management Solutions