EV1542DK-00A 데이터 시트보기 (PDF) - Monolithic Power Systems
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EV1542DK-00A Datasheet PDF : 10 Pages
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MP1542 – 700KHz/1.3MHz BOOST CONVERTER WITH A 2A SWITCH
PACKAGE REFERENCE
TOP VIEW
COMP 1
FB 2
EN 3
GND 4
Connect Exposed
Pad to Pin 4
8 SS
7 FSEL
6 IN
5 SW
MP1542_PD01-MSOP8
Part Number* Package
Temperature
MP1542DK
MP1542DH
MSOP8
MSOP8H
–40°C to +85°C
–40°C to +85°C
* For Tape & Reel, add suffix –Z (eg. MP1542DK–Z)
For Lead Free, add suffix –LF (eg. MP1542DK–LF–Z)
ABSOLUTE MAXIMUM RATINGS (1)
SW............................................... –0.5V to +25V
IN ............................................... –0.5V to +25V
All Other Pins.............................. –0.3V to +6.5V
Junction Temperature...............................150°C
Lead Temperature ....................................260°C
Storage Temperature ..............–65°C to +150°C
Recommended Operating Conditions (2)
Supply Voltage VIN........................... 2.5V to 22V
Output Voltage VOUT ........................... 3V to 22V
Operating Temperature .............–40°C to +85°C
Thermal Resistance (3) θJA θJC
MSOP8 .................................. 150 ..... 65... °C/W
MSOP8H (Exposed Pad)....... 120 ..... 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 = VEN = 5V, TA = +25°C, unless otherwise noted.
Parameter
Symbol Condition
Operating Input Voltage
Undervoltage Lockout
VIN
VIN Rising
Undervoltage Lockout
Hysteresis
Supply Current (Shutdown)
Supply Current (Quiescent)
Switching Frequency
FSEL High Threshold
FSEL Low Threshold
VEN = 0V
VFB = 1.35V
fSW
VFSEL = VIN
VFSEL = GND
VFSEL Rising
Maximum Duty Cycle
EN High Threshold
EN Low Threshold
VFB = 0V, VFSEL = VIN
VFB = 0V, VFSEL = GND
VEN Rising
EN Input Bias Current
Soft-Start Current
VEN = 0V, 5V
FB Voltage
FB Input Bias Current
Error Amp Voltage Gain
Error Amp
Transconductance
AVEA
GEA
Error Amp Output Current
Min
2.5
2.15
1.1
560
0.5
85
92
0.5
1.225
–200
Typ
100
0.1
700
1.3
700
90
95
6
1.25
–100
1000
350
35
Max Units
22
V
2.45
V
mV
1
µA
900
µA
1.5 MHz
840 KHz
1.5
V
V
%
1.5
1
1.275
V
V
µA
µA
V
nA
V/V
µmho
µA
MP1542 Rev. 1.2
www.MonolithicPower.com
2
12/14/2005
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2005 MPS. All Rights Reserved.
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