MP1529DR-Z データシートの表示（PDF） - Monolithic Power Systems
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MP1529DR-Z Datasheet PDF : 11 Pages
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TM
MP1529 – FIXED FREQUENCY STEP-UP CONVERTER LCD BACKLIGHT PLUS FLASH
PACKAGE REFERENCE
PIN 1 ID TOP VIEW
IN PGND SW PGND
16 15 14 13
EN1 1
12 OUT
EN2 2
11 ISET3
COMP 3
10 ISET2
SS 4
9 ISET1
5
6
7
8
LED3 GND LED2 LED1
EXPOSED PAD
ON BACKSIDE
CONNECT TO PIN 6
MP1529_PD01-QFN16
Part Number*
MP1529DR
Package
QFN16
(4mm x 4mm)
Temperature
–40°C to +85°C
* For Tape & Reel, add suffix –Z (eg. MP1529DR–Z)
For Lead Free, add suffix –LF (eg. MP1529DR–LF–Z)
ABSOLUTE MAXIMUM RATINGS (1)
VIN ................................................. –0.3V to +6V
VSW, VOUT, VLED1, VLED2, VLED3 .......... –1V to +40V
All Other Pins................................. –0.3V to +6V
Junction Temperature...............................125°C
Lead Temperature ....................................260°C
Storage Temperature ..............–65°C to +150°C
Recommended Operating Conditions (2)
Supply Voltage VIN.......................... 2.7V to 5.5V
LED Current (Backlight)............ 30mA Maximum
LED Current (Flash) ............... 150mA Maximum
Operating Temperature .............–40°C to +85°C
Thermal Resistance (3) θJA θJC
QFN16 (4mm x 4mm) ............. 60 ...... 12... °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.
ELECTRICAL CHARACTERISTICS
VIN = 3.6V, TA = +25°C, unless otherwise noted.
Parameter
Symbol Condition
Shutdown Supply Current
Supply Current
VEN1 = VEN2 = 0V
VEN1 = 3V, VEN2 = 0V, BL
mode without switching
Under Voltage Lockout
Under Voltage Lockout Hysteresis
VIN Rising
OUT Over Voltage Threshold
OUT Leakage Current
ISET1 Backlight Current Gain
ISET2 Preview Current Gain
ISET3 Flash Current Gain
ISET1, ISET2 and ISET3 Voltage
LED1 and LED2 Voltage
LED3 Voltage
SW Switch On Resistance
VOUT = 28V,
VEN1 = VEN2 = 0V
ILED1,2 = 20mA
ILED3 = 40mA
ILED3 = 100mA
IISET1,2,3 = 20µA
ILED1,2 = 20mA
ILED3 = 100mA
SW Switch Leakage Current
SW Switch Current Limit
VEN1 = VEN2 = 0V
VSW = 27V
Min Typ Max Units
0.5
1
µA
1.5
3
mA
2.0
2.6
V
210
mV
28
V
1
µA
0.95
1.1
1
1.216
440
480
0.25
mA/µA
mA/µA
mA/µA
V
mV
mV
Ω
1
µA
1.2
A
MP1529 Rev. 1.0
www.MonolithicPower.com
2
11/23/2005
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2005 MPS. All Rights Reserved.
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