MP1528 – 9 LAMP, 36V PRECISION WHITE LED DRIVER
PACKAGE REFERENCE
TOP VIEW
TOP VIEW
FB
1
6
BRT
NC
FB
GND
SW
1
2
3
4
8
7
6
5
NC
BRT
EN
BIAS
GND
2
5
EN
SW
3
4
BIAS
MP1528_PD02-MSOP8H
EXPOSED PAD
ON BACKSIDE
MP1528_PD01_QFN6
Part Number*
MP1528DQ
*
Package
QFN6
(3mm x 3mm)
Temperature
–40°C to +85°C
Part Number**
MP1528DK
Package
MSOP8
Temperature
–40°C to +85°C
For Tape & Reel, add suffix –Z (eg. MP1528DQ–Z)
For Lead Free, add suffix –LF (eg. MP1528DQ–LF–Z)
**
For Tape & Reel, add suffix –Z (eg. MP1528DK–Z)
For Lead Free, add suffix –LF (eg. MP1528DK–LF–Z)
ABSOLUTE MAXIMUM RATINGS
(1)
Supply Voltage V
BIAS
to GND ....................... 42V
V
SW
to GND..................................–0.5V to +42V
V
EN
, V
BRT
, V
FB
to GND ....................–0.3V to +6V
Storage Temperature.............. –65°C to +150°C
Recommended Operating Conditions
(2)
Supply Voltage V
BIAS
........................ 2.7V to 36V
Operating Temperature .............–40°C to +85°C
Thermal Resistance
(3)
QFN6 (3mm x 3mm) ............... 50 ...... 14...
°C/W
MSOP8 .................................. 150 ..... 65...
°C/W
Notes:
1) Exceeding these ratings may damage the device.
2) The device is not guaranteed to function outside of its
operating conditions.
3) Measured on approximately 1” square of 1 oz copper.
θ
JA
θ
JC
ELECTRICAL CHARACTERISTICS
V
BIAS
= V
EN
= 5.0V, V
BRT
= 1.2V, T
A
= +25°C, unless otherwise noted.
Parameter
Supply Current (Shutdown)
Supply Current (Quiescent)
Minimum Off Time (Normal
Operation)
Minimum Off Time (Startup)
Under Voltage Lock Out
BIAS Under Voltage Lock Out
Enable
EN High Threshold
EN Hysteresis
EN Input Leakage Current
UVLO
Symbol
Condition
V
EN
< 0.4V
V
EN
> 2.0V, BRT = GND
Min
Typ
1
650
330
1.2
V
BIAS
Rising,
100mV Hysteresis
2.1
0.8
1.2
60
2.65
1.5
150
Max
3
800
Units
µA
µA
ns
µs
V
V
mV
nA
MP1528 Rev. 1.7
2/21/2006
www.MonolithicPower.com
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2006 MPS. All Rights Reserved.
2
MPS [ MONOLITHIC POWER SYSTEMS ]
