MP2361 データシートの表示（PDF） - Monolithic Power Systems
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MP2361 Datasheet PDF : 8 Pages
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TM
MP2361 – 2A, 23V, 1.4MHz STEP-DOWN CONVERTER
PACKAGE REFERENCE
TOP VIEW
NC 1
BS 2
NC 3
IN 4
SW 5
10 SS
9 EN
8 COMP
7 FB
6 GND
EXPOSED PAD
ON BACKSIDE
MP2361_PD01-QFN10
Part Number*
MP2361DQ
Package
QFN10
(3mm x 3mm)
Temperature
–40°C to +85°C
* For Tape & Reel, add suffix –Z (eg. MP2361DQ–Z)
For Lead Free, add suffix –LF (eg. MP2361DQ –LF–Z)
ABSOLUTE MAXIMUM RATINGS (1)
Supply Voltage (VIN)..................................... 25V
Switch Node Voltage (VSW) .......................... 26V
Bootstrap Voltage (VBS) ....................... VSW + 6V
Feedback Voltage (VFB) .................–0.3V to +6V
Enable/UVLO Voltage (VEN)...........–0.3V to +6V
Comp Voltage (VCOMP) ...................–0.3V to +6V
Junction Temperature .............................+150°C
Lead Temperature ..................................+260°C
Storage Temperature.............. –65°C to +150°C
NC 1
BS 2
NC 3
IN 4
SW 5
TOP VIEW
10 SS
9 EN
8 COMP
7 FB
6 GND
MP2361_PD01-MSOP10
Part Number** Package
Temperature
MP2361DK
MSOP10 –40°C to +85°C
** For Tape & Reel, add suffix –Z (eg. MP2361DK–Z)
For Lead Free, add suffix –LF (eg. MP2361DK –LF–Z)
Recommended Operating Conditions (2)
Supply Voltage (VIN) ...................... 4.75V to 23V
Operating Temperature .............–40°C to +85°C
Thermal Resistance (3) θJA θJC
QFN10 (3mmx3mm) ............... 50 ...... 12... °C/W
MSOP10 ................................ 150 ..... 65... °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 = 12V, TA = +25°C, unless otherwise noted.
Parameter
Symbol Condition
Feedback Voltage
Upper Switch On Resistance
Lower Switch On Resistance
Upper Switch Leakage
Current Limit (4)
VFB
RDS(ON)1
RDS(ON)2
4.75V ≤ VIN ≤ 23V
VEN = 0V; VSW = 0V
Current Sense Transconductance
Output Current to Comp Pin Voltage
GCS
Error Amplifier Voltage Gain
Error Amplifier Transconductance
Oscillator Frequency
Short Circuit Frequency
Soft-Start Pin Equivalent
Output Resistance
AVEA
GEA
fS
∆IC = ±10µA
VFB = 0V
Min
0.892
2.8
630
Typ
0.920
0.18
10
0
3.5
1.95
400
930
1.4
210
9
Max
0.948
10
1230
Units
V
Ω
Ω
µA
A
A/V
V/V
µA/V
MHz
KHz
kΩ
MP2361 Rev. 1.2
www.MonolithicPower.com
2
1/11/2006
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2006 MPS. All Rights Reserved.
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