MP1522 View Datasheet(PDF) - Monolithic Power Systems
Part Name
Description
Manufacturer
MP1522 Datasheet PDF : 7 Pages
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MP1522 – 25V STEP-UP CONVERTER IN A SOT23-5 PACKAGE
PACKAGE REFERENCE
TOP VIEW
SW 1
5 BIAS
GND 2
FB 3
4 EN
MP1522_PD01-TSOT23-5
Part Number* Package
Temperature
MP1522ET
MP1522EQ
SOT23-5
3x3 QFN6
–20°C to +85°C
–20°C to +85°C
* For Tape & Reel, add suffix –Z (eg. MP1522ET–Z)
For Lead Free, add suffix –LF (eg. MP1522ET–LF–Z)
ABSOLUTE MAXIMUM RATINGS (1)
BIAS .............................................. –0.3V to 28V
SW................................................. –0.5V to 28V
All Other Pins................................... –0.3V to 6V
Junction Temperature...............................150°C
Solder Temperature..................................260°C
Storage Temperature ................–65°C to 150°C
Recommended Operating Conditions (2)
BIAS Supply Voltage ....................... 2.7V to 25V
Output Voltage....................................VIN to 25V
Operating Temperature .............–20°C to +85°C
Thermal Resistance (3) θJA θJC
SOT23-5 ................................ 220 .... 110.. °C/W
3x3 QFN6 ............................... 50 ...... 14... °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
VBIAS = VEN = 5.0V, TA = +25°C, unless otherwise noted.
Parameter
Symbol Condition
Supply Current (Shutdown)
Supply Current (Quiescent)
Min Off Time, Normal
Operation
Min Off Time, Start-Up (4)
Undervoltage Lockout
BIAS Under Voltage Lockout
Enable
EN Threshold
EN Hysteresis
EN Input Bias Current
Feedback Comparator
FB Regulation Threshold
FB Hysteresis (5)
FB Input Bias Current
Output Switch
SW On-Resistance (5)
SW Current Limit
SW Leakage Current
Thermal Shutdown (5)
IBIAS (OFF)
IBIAS(ON)
TOFF
TOFF
UVLO
RON
VEN = 0V
VFB = 1.3V
VFB = 1.23V
VFB = 0V
VBIAS Rising,
100mV Hysteresis (Typical)
VEN Rising
VEN = 0V, 5V
VFB Falling
VFB = 1.23V
VBIAS = 5.0V
VSW=25V
Notes:
4) First 64 pulses after EN switches High
5) Guaranteed by design.
Min
Typ
Max Units
1
3
µA
650
750
µA
300
550
700
ns
1.6
µs
2.1
2.3
2.65
V
0.8
1.1
2.0
V
60
mV
1
µA
1.19 1.23 1.27
V
10
mV
–150 –80
nA
0.5
0.6
Ω
300
450
mA
10
µA
160
°C
MP1522 Rev. 1.9
www.MonolithicPower.com
2
12/9/2005
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2005 MPS. All Rights Reserved.
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