Datasheet

LTM8021
2
8021fd
For more information www.linear.com/LTM8021
absoluTe MaxiMuM raTings
V
IN
, RUN/SS Voltage ................................................. 40V
RUN/SS Above V
IN
...................................................... 3V
ADJ Voltage ................................................................5V
BIAS Voltage ...............................................................7V
V
OUT
Voltage ............................................................. 10V
Internal Operating Temperature
Range (Note 2) ....................................... –40°C to 125°C
Maximum Solder Temperature .............................. 260°C
Storage Temperature Range .................. –55°C to 125°C
(Note 1)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
IN
Input DC Voltage V
RUN/SS
= 5V, R
ADJ
= Open 3 36 V
V
OUT
Output DC Voltage 0 < I
OUT
< 500mA; R
ADJ
Open
0 < I
OUT
< 500mA; R
ADJ
= 19.1k, 0.1%
0.8
5
V
V
R
ADJ(MIN)
Minimum Allowable R
ADJ
Note 3 18
kW
I
LK
Leakage from IN to OUT RUN/SS = V
BIAS
= 0V, R
ADJ
Open 2.7 6 µA
I
OUT
Continuous Output DC Current 5V ≤ V
IN
≤ 36V, V
BIAS
= V
OUT
0 500 mA
I
Q(VIN)
Quiescent Current into V
IN
RUN/SS = 0.2V, V
BIAS
, R
ADJ
Open
Not Switching
0.1
1.5
1
2.5
µA
mA
I
Q(BIAS)
Quiescent Current into BIAS Not Switching 0.15 µA
∆V
OUT
/V
OUT
Line Regulation 5V ≤ V
IN
≤ 36V, I
OUT
= 500mA
R
ADJ
= Open
0.5 %
∆V
OUT
/V
OUT
Load Regulation V
IN
= 24V, 0 ≤ I
OUT
≤ 500mA, V
BIAS
= V
OUT
0.35 %
elecTrical characTerisTics
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C, V
IN
= 10V, V
RUN/SS
= 10V, V
BIAS
= 3V, R
ADJ
= 31.6k.
orDer inForMaTion
pin conFiguraTion
V
IN
BANK 1
V
OUT
BANK 2
GND
BANK 3
ADJ
BIAS
RUN/SS
HBA DC
5
1
2
3
4
E F
LGA PACKAGE
35-LEAD (11.25mm × 6.25mm × 2.82mm)
G
TOP VIEW
T
JMAX
= 125°C, θ
JA
= 36.9°C/W, θ
JB
= 20.9°C/W, WEIGHT = 0.49g
θ
JC(TOP)
= 41.74°C/W, θ
JC(BOTTOM)
= 17.8°C/W
PART NUMBER PAD OR BALL FINISH PART MARKING* PACKAGE
TYPE
MSL
RATING
TEMPERATURE RANGE
(Note 2)
DEVICE
FINISH CODE
LTM8021EV#PBF Au (RoHS) LTM8021V e4 LGA 3 –40°C to 125°C
LTM8021IV#PBF Au (RoHS) LTM8021V e4 LGA 3 –40°C to 125°C
Consult Marketing for parts specified with wider operating temperature
ranges. *Device temperature grade is indicated by a label on the shipping
container. Pad or ball finish code is per IPC/JEDEC J-STD-609.
• Terminal Finish Part Marking:
www.linear.com/leadfree
• Recommended LGA and BGA PCB Assembly and Manufacturing
Procedures:
www.linear.com/umodule/pcbassembly
• LGA and BGA Package and Tray Drawings:
www
.linear.com/packaging