EV0034 查看數據表（PDF） - Monolithic Power Systems
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EV0034 Datasheet PDF : 14 Pages
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Monolithic Power Systems
MP1527
2A, 1.3MHz
Step-Up Converter
Absolute Maximum Ratings (Note 1)
Input Supply Voltage VIN
-0.3V to 27V
SW Pin Voltage VSW
Voltage at All Other Pins
-0.3V to 27V
-0.3V to 6V
Storage Temperature
-55°C to +150°C
Recommended Operating Conditions
IN Input Supply Voltage VIN
Step Up Output Voltage
2.6V to 25V
3.3V to 25V
Operating Temperature
-40°C to +85°C
Package Thermal Characteristics
Thermal Resistance ΘJA (TSSOP14)
Thermal Resistance ΘJA (QFN16) (Note 2)
90°C/W
46°C/W
Electrical Characteristics (VIN = 5.0V, TA = 25°C unless specified otherwise)
Parameters
Conditions
Min
IN Shutdown Supply Current
IN Operating Supply Current
BP Output Voltage
IN Undervoltage Lockout Threshold
IN Undervoltage Lockout Hysteresis
EN Input Low Voltage
EN Input High Voltage
EN Input Hysteresis
EN Input Bias Current
SW Switching Frequency
SW Maximum Duty Cycle
Error Amplifier Voltage Gain
Error Amplifier Transconductance
COMP Maximum Output Current
FB Regulation Threshold
FB Input Bias Current
SS Charging Current
VEN<0.3V
VEN>2V, VFB=1.1V
VIN = 2.6V to 25V
VIN Rising
VFB = 1.1V
Sourcing and Sinking
VFB=1.22V
During Soft-Start
2.1
1.5
1.0
85
1.196
FAULT Input Threshold Voltage
FAULT Output Low Voltage
VFB < 1.0V
SW On Resistance
VIN =5V
VIN =3V
SW Current Limit
(Note 3)
2.0
SW Leakage Current
VSW = 25V
Thermal Shutdown
Note 1: Exceeding these ratings may damage the device.
Note 2: Measured on approximately 1” square of 1oz copper.
Note 3: Guaranteed by design. Not tested.
Typ
0.5
0.9
2.4
100
100
100
1.3
90
400
300
30
1.22
-100
2
1.2
0.2
150
225
3.0
0.5
160
Max
1.0
1.2
2.4
0.3
1.5
1.244
Units
µA
mA
V
V
mV
V
V
mV
nA
MHz
%
V/V
µA/V
µA
V
nA
µA
V
V
mΩ
mΩ
A
µA
°C
MP1527 Rev 1.8_8/31/05
Monolithic Power Systems, Inc.
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