LTM8022
16
8022fd
TYPICAL APPLICATIONS
Two LTM8022’s in Parallel, 3.3V at 1.8A
LTM8022
V
IN
*
5.5V TO 36V
V
OUT
3.3V
1.8A
RUN/SS AUX
IN
SHARE
BIAS
PG
OUT
78.7k43.2k
OPTIONAL
SYNC
RT GND SYNC ADJ
2.2μF
10μF
LTM8022
8022 TA06
RUN/SS AUX
IN
SHARE
BIAS
PG
OUT
43.2k
R
T
GND SYNC ADJ
2.2μF
*RUNNING VOLTAGE RANGE. PLEASE REFER TO
APPLICATIONS INFORMATION FOR START-UP DETAILS
NOTE: SYNCRONIZE THE TWO MODULES TO AVOID BEAT
FREQUENCIES IF REQUIRED. OTHERWISE, TIE EACH
SYNC TO GND
LTM8022
17
8022fd
PACKAGE DESCRIPTION
LGA Package
50-Lead (11.25mm × 9.00mm × 2.82mm)
(Reference LTC DWG # 05-08-1804 Rev B)
NOTES:
1. DIMENSIONING AND TOLERANCING PER ASME Y14.5M-1994
2. ALL DIMENSIONS ARE IN MILLIMETERS
LAND DESIGNATION PER JESD MO-222, SPP-010 AND SPP-020
5. PRIMARY DATUM -Z- IS SEATING PLANE
6. THE TOTAL NUMBER OF PADS: 50
4
3
DETAILS OF PAD #1 IDENTIFIER ARE OPTIONAL,
BUT MUST BE LOCATED WITHIN THE ZONE INDICATED.
THE PAD #1 IDENTIFIER MAY BE EITHER A MOLD OR A
MARKED FEATURE
SYMBOL
aaa
bbb
TOLERANCE
0.15
0.10
9.00
BSC
PACKAGE TOP VIEW
LGA 50 0507 REV B
11.25
BSC
4
PAD 1
CORNER
3
PADS
SEE NOTES
X
Y
aaa Z
aaa Z
2.72 – 2.92
DETAIL A
PACKAGE SIDE VIEW
DETAIL A
SUBSTRATE
MOLD
CAP
0.27 – 0.37
2.45 – 2.55
bbb Z
Z
1.27
BSC
0.605 – 0.665
0.605 – 0.665
8.89
BSC
7.62
BSC
C(0.30)
PAD 1
HBADC
6
7
5
1
2
3
4
EF
PACKAGE BOTTOM VIEW
PACKAGE IN TRAY LOADING ORIENTATION
G
4.445
4.445
3.175
3.175
1.905
1.905
0.000
0.635
0.635
3.810
3.810
0.9525
0.635
0.3175
2.540
2.540
1.270
1.270
0.000
0.3175
0.3175
SUGGESTED PCB LAYOUT
TOP VIEW
LTMXXXXXX
μModule
TRAY PIN 1
BEVEL
LTM8022
18
8022fd
PACKAGE DESCRIPTION
Table 3. LTM8022 Pinout (Sorted by Pin Number)
PIN SIGNAL DESCRIPTION PIN SIGNAL DESCRIPTION
A1 V
OUT
D5 GND
A2 V
OUT
D6 GND
A3 V
OUT
D7 GND
A4 V
OUT
E1 GND
A5 GND E2 GND
A6 GND E3 GND
A7 GND E4 GND
B1 V
OUT
E5 GND
B2 V
OUT
E6 GND
B3 V
OUT
E7 GND
B4 V
OUT
F5 AUX
B5 GND F6 GND
B6 GND F7 SHARE
B7 GND G1 V
IN
C1 V
OUT
G2 V
IN
C2 V
OUT
G3 V
IN
C3 V
OUT
G5 BIAS
C4 V
OUT
G6 SYNC
C5 GND G7 R
T
C6 GND H1 V
IN
C7 GND H2 V
IN
D1 GND H3 V
IN
D2 GND H5 RUN/SS
D3 GND H6 PG
D4 GND H7 ADJ

LTM8022IV#PBF

Mfr. #:
Manufacturer:
Analog Devices / Linear Technology
Description:
Switching Voltage Regulators 36V, 1A Step-down Module Regulator
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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