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MP2108 데이터시트(PDF) 2 Page - Monolithic Power Systems

부품명 MP2108
상세설명  2A, 6V, 740KHz Synchronous Buck Converter
PDF  12 Pages
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제조업체  MPS [Monolithic Power Systems]
홈페이지  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP2108 데이터시트(HTML) 2 Page - Monolithic Power Systems

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MP2108 – 2A, 6V, 740KHz SYNCHRONOUS BUCK CONVERTER
MP2108 Rev 1.1
www.MonolithicPower.com
2
10/2/2006
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2006 MPS. All Rights Reserved.
PACKAGE REFERENCE
BST
VIN
LX
PGND
SGND
1
2
3
4
5
10
9
8
7
6
RUN
VREF
COMP
FB
SS
TOP VIEW
Part Number*
Package
Temperature
MP2108DK
MSOP10
–40
°C to +85°C
* For Tape & Reel, add suffix –Z (eg. MP2108DK–Z)
For RoHS compliant packaging, add suffix –LF (eg.
MP2108DK–LF–Z)
TOP VIEW
BST
VIN
LX
PGND
SGND
1
2
3
4
5
RUN
VREF
COMP
FB
SS
10
9
8
7
6
EXPOSED PAD
ON BACKSIDE
Part Number**
Package***
Temperature
MP2108DQ
QFN10
(3mm x 3mm)
–40
°C to +85°C
**
***
For Tape & Reel, add suffix –Z (eg. MP2108DQ–Z)
For RoHS compliant packaging, add suffix –LF (eg.
MP2108DQ–LF–Z)
Recommended for output currents higher than 1.5A
ABSOLUTE MAXIMUM RATINGS
(1)
Input Supply Voltage VIN ............................. 6.5V
LX Voltage VLX ..................... –0.3V to VIN + 0.3V
BST to LX Voltage .........................–0.3V to +6V
Voltage on 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 6
Output Voltage VOUT...........................0.9V to 5V
Operating Temperature..............–40
°C to +85°C
Thermal Resistance
(3)
θJA
θJC
MSOP10 ................................ 150 ..... 65...
°C/W
QFN10 (3mm x 3mm)............. 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 = 5.0V, TA = +25°C, unless otherwise noted.
Parameter
Symbol Condition
Min
Typ
Max
Units
Input Voltage Range
VIN
2.6
6
V
Input Undervoltage Lockout
2.2
V
Input Undervoltage Lockout
Hysteresis
100
mV
Shutdown Supply Current
VRUN ≤ 0.3V
0.5
1.0
µA
Operating Supply Current
VRUN > 2V, VFB = 1.1V
1.2
1.8
mA
VREF Voltage
VREF
VIN = 2.6V to 6V
2.4
V
RUN Input Low Voltage
VIL
0.4
V
RUN Input High Voltage
VHL
1.5
V
RUN Hysteresis
100
mV
RUN Input Bias Current
1
µA



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