LTM2884

2

Rev. D

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PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

Supply Voltages

VCC to GND ............................................ –0.3V to 18V

VBUS to GND.......................................... –0.3V to 18V

VCC2 to GND2 ....................................... –0.3V to 10V

VLO to GND .................................................. –0.3V to 4V

VLO2 to GND2............................................... –0.3V to 4V

ON, SPNDPWR to GND.................–0.3V to (VLO + 0.3V)

D1+, D1– to GND........................................ –0.3V to 5.3V

D2+, D2– to GND2 ..................................... –0.3V to 5.3V

Operating Ambient Temperature Range (Note 3)

LTM2884C............................................... 0°C to 70°C

LTM2884I ............................................–40°C to 85°C

LTM2884H......................................... –40°C to 105°C

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

Maximum Internal Operating Temperature............ 125°C

Peak Body Reflow Temperature ............................ 245°C

(Note 1)

BGA PACKAGE

44-LEAD (15mm × 15mm × 5mm)

TJMAX = 125°C,

PCB = JESD51-9 2s2p: θJA = 18.7°C/W, θJCtop = 16°C/W, θJCbottom = 5.7°C/W, θJB = 5.6°C/W

PCB = DC1746A: θJA = 33.5°C/W, θJCtop = 15.7°C/W, θJJCbottom = 6.1°C/W, θJB = 5.3°C/W

HEAT FLOW: θJA = NORMAL, θJCtop = 100%, θJCbottom = 100%, θJB = 100%

WEIGHT = 2.4g

TOP VIEW

2

1

4

3

5

6

7

8

9

11

10

D1– D1+ SPND-

PWR ON VLO

VBUS

VCC

GND

D2– D2+

VLO2

VCC2

GND2

GND2

GND

GND2

F

G

H

L

J

K

E

A

B

C

D

PART NUMBER

PAD OR BALL FINISH

PART MARKING

PACKAGE

TYPE

MSL

RATING

TEMPERATURE RANGE

DEVICE

FINISH CODE

LTM2884CY#PBF

SAC305 (RoHS)

LTM2884Y*

e1

BGA

4

0°C to 70°C

LTM2884IY#PBF

–40°C to 85°C

LTM2884HY#PBF

–40°C to 105°C

• Device temperature grade is indicated by a label on the shipping container.

• Pad or ball finish code is per IPC/JEDEC J-STD-609.

• Recommended BGA PCB Assembly and Manufacturing Procedures.

• BGA Package and Tray Drawings

* A lower case “a” appearing next to the package pin 1 identifier

indicates a revised version of the LTM2884. All specifications

and typical performance curves are applicable to both versions

of the LTM2884 unless otherwise noted by LTM2884 or

LTM2884(a).

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