LTC2979

2

2979f

For more information www.linear.com/LTC2979

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

Supply Voltages:

Digital Input/Output Voltages:

ALERTB, SDA, SCL, CONTROL0,

CONTROL1............................................ –0.3V to 5.5V

PWRGD, SHARE_CLK,

FAULTB00, FAULTB01, FAULTB10,

Analog Voltages:

REFP................................................... –0.3V to 1.35V

REFM.................................................... –0.3V to 0.3V

Operating Junction Temperature Range:

LTC2979C................................................ 0°C to 70°C

LTC2979I ........................................... –40°C to 105°C

Storage Temperature Range ................ –55°C to 125°C*

Maximum Junction Temperature ........................ 125°C*

Maximum Solder Temperature..............................260°C

*See OPERATION section of the LTC2977 data sheet for detailed EEPROM

derating information for junction temperatures in excess of 105°C.

(Notes 1, 2, 3)

PIN 1

TOP VIEW

BGA PACKAGE

144-LEAD (12mm

× 12mm ×1.29mm)

A

B

C

D

E

F

G

H

J

K

L

M

12

11

10

9

8

7

6

5

4

3

2

1

WEIGHT = 1.6g, VALUES DETERMINED PER JEDEC 51-9, 51-12

ORDER INFORMATION

PART NUMBER

PAD OR BALL FINISH

PART MARKING*

PACKAGE

TYPE

MSL

RATING

OPERATING JUNCTION

TEMPERATURE RANGE

DEVICE

FINISH CODE

LTC2979CY#PBF

SAC305 (RoHS)

LTC2979Y

e1

BGA

3

0°C to 70°C

LTC2979IY#PBF

SAC305 (RoHS)

LTC2979Y

e1

BGA

3

–40°C to 105°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

http://www.linear.com/product/LTC2979#orderinfo