MP2618 MPS, MP2618 Datasheet - Page 3

• Manufacturer Part Number: MP2618
• Description: 2a, 24v Input, 600khz 2-3 Cell Switching Li-ion Battery Charger With System Power Path Management
• Manufacturer: MPS

ABSOLUTE MAXIMUM RATINGS
Supply Voltage V
V
V
V
All Other Pins ..................................-0.3V to +6V
Continuous Power Dissipation (T
Junction Temperature ...............................150°C
Lead Temperature ....................................260°C
Storage Temperature............... -65°C to +150°C
VCC, RG1, RG2 to GND...............-0.3V to +42V
Max Differential Input Voltage (RG1 to RG2). 5V
Recommended Operating Conditions
Supply Voltage V
VCC, RG1, RG2 to GND..................2.5V to 40V
Operating Junct. Temp. (T
MP2618 Rev. 0.92
7/14/2010
SW
BS
CSP
........................................-0.3V to V
....................................................... V
............................................................. 3.1W
, V
Part Number*
BATT
MP2618EV
,....................................-0.3V to +18V
MP2618 – 2A, 24V INPUT, 600kHz 2-3CELL SWITCHING LI-ION BATTERY CHARGER
IN
IN
....................................... 26V
...........................5.5V to 24V
For RoHS compliant packaging, add suffix –LF (eg. MP2618EV–LF–Z)
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
J
)..... -20°C to +125°C
* For Tape & Reel, add suffix –Z (eg. MP2618EV–Z).
4mmx5mm QFN28
VREF33
VREF25
CHGOK
ACOK
SHDN
A
NTC
ORDERING INFORMATION
N/C
EN
Package
= +25°C)
PACKAGE REFERENCE
1
2
3
4
5
6
7
8
© 2010 MPS. All Rights Reserved.
IN
SW
+ 0.3V
www.MonolithicPower.com
28
RG1
AIN
9
+ 6V
(2)
(3)
(1)
27
10
N/C
PIN
TOP VIEW
GND
26
11
SW
Thermal Resistance
4mmx5mm QFN28..................40 ....... 9 .... °C/W
Notes:
1) Exceeding these ratings may damage the device.
2) The maximum allowable power dissipation is a function of the
3) The device is not guaranteed to function outside of its operating
4) Measured on JESD51-7, 4-layer PCB
N/C
SW
25
12
Top Marking
maximum junction temperature T
thermal resistance θ
maximum allowable continuous power dissipation at any
ambient temperature is calculated by P
T
cause excessive die temperature, and the regulator will go into
thermal shutdown. Internal thermal shutdown circuitry protects
the device from permanent damage.
conditions.
A
)/θ
2618EV
OUT1
BST
13
24
JA
. Exceeding the maximum allowable power dissipation will
RG2
23
14
TMR
22
21
20
19
18
17
16
15
JA
N/C
GND
CSP
BATT
COMPI
CELLS
COMPV
VCC
, and the ambient temperature T
Free Air Temperature (T
(4)
J
(MAX), the junction-to-ambient
-20°C to +85°C
θ
JA
D
(MAX) = (T
θ
JC
J
(MAX)-
A
A
. The
)
3