DC1379A Linear Technology, DC1379A Datasheet - Page 2

• Manufacturer Part Number: DC1379A
• Description: BOARD EVAL LTM8025
• Manufacturer: Linear Technology
• Series: µModuler

Specifications of DC1379A

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 3.3V
• Current - Output: 3A
• Voltage - Input: 5.5 V ~ 36 V
• Regulator Topology: Buck
• Frequency - Switching: 250kHz ~ 2MHz
• Board Type: Fully Populated
• Utilized Ic / Part: LTM8025
• Lead Free Status / RoHS Status: Not applicable / Not applicable
• Power - Output: -

ABSOLUTE MAXIMUM RATINGS
LTM8025
(Note 1)
V
ADJ, RT, SHARE Voltage .............................................6V
V
PGOOD, SYNC...........................................................30V
BIAS ..........................................................................25V
V
Maximum Junction Temperature (Note 2) ............ 125°C
Solder Temperature ............................................... 245°C
ORDER INFORMATION
LEAD FREE FINISH
LTM8025EV#PBF
LTM8025IV#PBF
LTM8025MPV#PBF
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges.
For more information on lead free part marking, go to:
This product is only offered in trays. For more information go to:
ELECTRICAL CHARACTERISTICS
PARAMETER
Minimum Input Voltage
Output DC Voltage
Output DC Current
Quiescent Current into V
Quiescent Current into BIAS
Line Regulation
Load Regulation
temperature range, otherwise specifi cations are at T
2
OUT
IN
IN
, RUN/SS Voltage .................................................36V
+ BIAS .................................................................56V
, AUX .................................................................25V
IN
TRAY
LTM8025EV#PBF
LTM8025IV#PBF
LTM8025MPV#PBF
CONDITIONS
0 < I
0 < I
V
RUN/SS = 0V
Not Switching
BIAS = 0V, Not Switching
RUN/SS = 0V
Not Switching
BIAS = 0V, Not Switching
5.5V < V
0A < I
PART MARKING
8025V
8025V
8025MPV
http://www.linear.com/leadfree/
OUT
OUT
OUT
= 3.3V
OUT
A
IN
≤ 3A; R
≤ 3A; R
= 25°C. V
< 3A
< 36V, I
http://www.linear.com/packaging/
The
ADJ
ADJ
OUT
l
IN
Open
= 16.9k; V
denotes the specifi cations which apply over the full operating
= 12V, RUN/SS = 12V, BIAS = 3V unless otherwise noted. (Note 2)
= 1A
PIN CONFIGURATION
PACKAGE DESCRIPTION
70-Lead (15mm × 9mm × 4.32mm) LGA
70-Lead (15mm × 9mm × 4.32mm) LGA
70-Lead (15mm × 9mm × 4.32mm) LGA
IN
= 32V
θ VALUES DETERMINED PER JESD51-9, MAX OUTPUT POWER
BANK 1
BANK 2
BANK 3
T
JMAX
D
G
H
A
B
C
E
K
L
F
J
= 125°C, θ
70-PIN (15mm 9mm 4.32mm)
θ
JC(TOP)
l
1
V
IN
WEIGHT = 1.8 GRAMS
2
JA
V
= 42.7°C/W, θ
OUT
= 24.4°C/W, θ
LGA PACKAGE
MIN
3
0
AUX
BIAS
RUN/SS
4
JB
5
JC(BOTTOM)
= 18.7°C/W
0.01
0.01
GND
TYP
0.8
0.3
0.4
SYNC
24
25
85
65
6
0
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–55°C to 125°C
7
= 11.5°C/W,
RT
SHARE
PGOOD
ADJ
MAX
150
120
3.6
0.5
60
3
1
5
UNITS
8025fa
μA
μA
μA
μA
μA
μA
%
%
V
V
V
A