MP1541 Datasheet, PDF (2/8 Pages) Monolithic Power Systems – 1.3MHz Boost Converter

MP1541 – 1.3MHz BOOST CONVERTER
PACKAGE REFERENCE
TOP VIEW
SW 1
5 IN
GND 2
FB 3
4 EN
MP1541-PD01-TSOT23
Part Number* Package
Temperature
MP1541DJ
TSOT23-5
Marking: B3YW
–40°C to +85°C
* ^{For Tape & Reel, add suffix –Z (eg. MP1541DJ–Z)}
For Lead Free, add suffix –LF (eg. MP1541DJ–LF–Z)
ABSOLUTE MAXIMUM RATINGS ⁽¹⁾
SW Pin........................................... –0.3V 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 V_IN............................. 2.5V to 6V
Output Voltage V_OUT ........................... 3V to 22V
Operating Temperature .............–40°C to +85°C
Thermal Resistance ⁽³⁾ θ_JA θ_JC
TSOT25 ................................. 220 .... 110.. °C/W
Notes:
1) Exceeding these ratings may damage the device.
2) The device is not guaranteed to function outside of its
operating range.
3) Measured on approximately 1” square of 1oz. copper.
ELECTRICAL CHARACTERISTICS
V_IN = V_EN = 5V, T_A = +25°C unless otherwise specified.
Parameters
Symbol Condition
Operating Input Voltage
V_IN
Undervoltage Lockout
Undervoltage Lockout
Hysteresis
Supply Current (Shutdown)
Supply Current (Quiescent)
Switching Frequency
Maximum Duty Cycle
EN Threshold
EN Threshold
EN Hysteresis
V_EN = 0V
V_FB = 1.3V
f_SW
V_FB = 0V
V_EN Rising
V_EN Rising, V_IN = 2.5V
EN Input Bias Current
FB Voltage
FB Input Bias Current
SW On-Resistance ⁽⁴⁾
SW Current Limit ⁽⁴⁾
V_FB
R_{DS (ON)}
V_EN = 0V, 6V
V_FB = 1.25V
SW Leakage
Thermal Shutdown ⁽⁴⁾
V_SW = 15V
Note:
4) Guaranteed by design.
Min Typ Max Units
2.5
6
V
2.25 2.45
V
92
mV
0.1
1
µA
635 850 µA
1.0
1.3
1.6 MHz
80
85
%
1.0
1.3
1.6
V
1.1
V
100
mV
1
µA
1.21 1.25 1.29
V
–100 –30
nA
0.65
Ω
1.9
A
1
µA
160
°C
MP1541 Rev.1.3
www.MonolithicPower.com
2
3/20/2006
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