MP1567 데이터 시트보기 (PDF) - Monolithic Power Systems
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MP1567 Datasheet PDF : 11 Pages
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TM
MP1567 – 1.2A SYNCHRONOUS RECTIFIED STEP-DOWN CONVERTER
PACKAGE REFERENCE
BS 1
IN 2
SW 3
PGND 4
SGND 5
TOP VIEW
10 EN
9 BP
8 COMP
7 FB
6 SS
MP1567_PD01_MSOP10
Part Number* Package
Temperature
MP1567DK
MSOP10 –40°C to +85°C
* For Tape & Reel, add suffix –Z (eg. MP1567DK–Z)
For Lead Free, add suffix –LF (eg. MP1567DK–LF–Z)
ABSOLUTE MAXIMUM RATINGS (1)
Input Supply Voltage VIN ............................. 6.5V
SW Voltage VSW................... –0.3V to VIN + 0.3V
BS to SW Voltage .........................–0.3V to +6V
Voltage at All Other Pins ...............–0.3V to +6V
Storage Temperature.............. –55°C to +150°C
Recommended Operating Conditions (2)
Input Supply Voltage VIN ....................2.6V to 6V
Output Voltage VOUT........................0.9V to 4.5V
Operating Temperature............. –40°C to +85°C
TOP VIEW
BS 1
IN 2
SW 3
PGND 4
SGND 5
10 EN
9 BP
8 COMP
7 FB
6 SS
EXPOSED PAD
ON BACKSIDE
MP1567_PD02_QFN10
Part Number** Package
MP1567DQ
QFN10
(3mm x 3mm)
Temperature
–40°C to +85°C
** For Tape & Reel, add suffix –Z (eg. MP1567DQ–Z)
For Lead Free, add suffix –LF (eg. MP1567DQ–LF–Z)
Thermal Resistance (3) θJA θJC
MSOP10 ................................ 150 ..... 65... °C/W
3x3 QFN10 ............................. 50 ...... 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 = 5V, TA = +25°C, unless otherwise noted.
Parameter
Symbol Condition
Min Typ Max Units
Input Voltage Range
VIN
Input Undervoltage Lockout
2.6
6
V
2.2
V
Input Undervoltage Lockout Hysteresis
100
mV
Shutdown Supply Current
Operating Supply Current
BP Voltage
EN Input Low Voltage
EN Input High Voltage
EN Hysteresis
VEN ≤ 0.3V
0.5 1.0 µA
VEN > 2V, VFB = 1.1V
1.2 1.8 mA
VBP
VIN = 2.6 to 6V
2.4
V
VIL
0.4
V
VHL
1.5
V
100
mV
EN Input Bias Current
1
µA
Oscillator
Switching Frequency
Maximum Duty Cycle
Minimum On Time
fSW
DMAX
tON
VFB = 0.7V
800
KHz
85
%
200
ns
MP1567 Rev. 2.3
www.MonolithicPower.com
2
1/3/2006
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2006 MPS. All Rights Reserved.
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