MP2303DQ データシートの表示（PDF） - Monolithic Power Systems
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MP2303DQ Datasheet PDF : 14 Pages
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TM
MP2303 – 3A, 28V, 340KHz SYNCHRONOUS RECTIFIED, STEP-DOWN CONVERTER
INITIAL RELEASE – SPECIFICATIONS SUBJECT TO CHANGE
PACKAGE REFERENCE
TOP VIEW
BS 1
IN 2
SW 3
GND 4
8 SS
7 EN
6 COMP
5 FB
MP2303_PD01_SOIC8N
TOP VIEW
IN 1
SW 2
GND 3
GND 4
GND 5
EXPOSED PAD
ON BACKSIDE
10 SS
9 BS
8 EN
7 COMP
6 FB
MP2303_PD02_QFN10
Part Number* Package
Temperature
MP2303DN
SOIC8N
(Exposed Pad)
–40°C to +85°C
* For Tape & Reel, add suffix –Z (eg. MP2303DN–Z)
For RoHS compliant packaging, add suffix –LF (eg.
MP2303DN–LF–Z)
ABSOLUTE MAXIMUM RATINGS (1)
Supply Voltage VIN .......................–0.3V to +30V
Switch Voltage VSW ................. –1V to VIN + 0.3V
Boost Voltage VBS ..........VSW – 0.3V to VSW + 6V
All Other Pins .................................–0.3V to +6V
Junction Temperature ...............................150°C
Lead Temperature ....................................260°C
Storage Temperature ............. –65°C to +150°C
Part Number* Package
Temperature
MP2303DQ
3mm x 3mm
QFN10
–40°C to +85°C
* For Tape & Reel, add suffix –Z (eg. MP2303DQ–Z)
For RoHS compliant packaging, add suffix –LF (eg.
MP2303DQ–LF–Z)
Recommended Operating Conditions (2)
Input Voltage VIN............................ 4.75V to 28V
Output Voltage VOUT ........................ 0.8V to 25V
Ambient Operating Temperature ... –40°C to +85°C
Thermal Resistance (3) θJA θJC
SOIC8N .................................. 50 ...... 10... °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 (4)
VIN = 12V, TA = +25°C, unless otherwise noted.
Parameter
Symbol Condition
Shutdown Supply Current
Supply Current
Feedback Voltage
OVP Threshold Voltage
VEN = 0V
VEN = 2.7V, VFB = 1.0V
4.75V ≤ VIN ≤ 28V,
VFB TA = +25°C
–40°C ≤ TA ≤ +85°C
Error Amplifier Voltage Gain
Error Amplifier Transconductance
AEA
GEA ∆IC = ±10µA
Min
0.780
0.772
0.90
550
Typ (4)
0.3
1.3
0.800
0.95
400
820
Max
3.0
1.5
0.820
0.828
1.00
1100
Units
µA
mA
V
V
V
V/V
µA/V
MP2303 Rev. 0.92
www.MonolithicPower.com
2
5/2/2006
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2006 MPS. All Rights Reserved.
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