MP2487 MPS, MP2487 Datasheet - Page 2

• Manufacturer Part Number: MP2487
• Description: 55v, 1a High Power Led Driver
• Manufacturer: MPS

ABSOLUTE MAXIMUM RATINGS
Supply Voltage (V
Switch Voltage (V
BST to SW .....................................–0.3V to +5V
All Other Pins .................................–0.3V to +5V
Continuous
(T
SOIC8E...................................................... 2.5W
Junction Temperature ...............................150°C
Lead Temperature ....................................260°C
Storage Temperature.............. –65°C to +150°C
Recommended Operating Conditions
Supply Voltage V
Operating Junct Temp (Tj) ...... –40°C to +125°C
MP2487 Rev. 0.9
1/26/2010
A
=+25°C )
Part Number*
MP2487DN
(2)
IN
SW
IN
...........................4.5V to 55V
For RoHS compliant packaging, add suffix –LF (e.g.MP2487DN–LF–Z).
).....................–0.3V to +60V
)............ –0.5V to V
Power
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
*For Tape & Reel, add suffix –Z (e.g.MP2487DN–Z);
Package
SOIC8E
ORDERING INFORMATION
PACKAGE REFERENCE
COMP
Dissipation
EXPOSED PAD
SW
© 2010 MPS. All Rights Reserved.
IN
EN
FB
+ 0.5V
www.MonolithicPower.com
1
2
3
4
(3)
(1)
TOP VIEW
MP2487 – 55V, 1A, HIGH-POWER LEDS DRIVER
Top Marking
Thermal Resistance
SOIC8E .................................. 50 ...... 10... °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
4) Measured on JESD51-7 4-layer board.
MP2487DN
maximum junction temperature T
ambient thermal resistance θ
T
any ambient temperature is calculated by P
T
will cause excessive die temperature, and the regulator will go
into thermal shutdown. Internal thermal shutdown circuitry
protects the device from permanent damage.
operating conditions.
8
7
6
5
A
A
. The maximum allowable continuous power dissipation at
)/ θ
BST
VIN
FREQ
GND
JA
. Exceeding the maximum allowable power dissipation
Free Air Temperature (T
(4)
JA
–40°C to +85°C
, and the ambient temperature
J
(MAX), the junction-to-
θ
JA
D
(MAX)=(T
θ
JC
J
(MAX)-
A
)
2