MP2307 MPS, MP2307 Datasheet - Page 2

• Manufacturer Part Number: MP2307
• Description: 340KHz Synchronous Rectified Step-Down Converter
• Manufacturer: MPS

PACKAGE REFERENCE
ELECTRICAL CHARACTERISTICS
V
MP2307 Rev. 1.7
3/14/2006
*
Parameter
Shutdown Supply Current
Supply Current
Feedback Voltage
Feedback Overvoltage Threshold
Error Amplifier Voltage Gain
Error Amplifier Transconductance
High-Side Switch On-Resistance
Low-Side Switch On-Resistance
High-Side Switch Leakage Current
Upper Switch Current Limit
Lower Switch Current Limit
COMP to Current Sense
Transconductance
Oscillation Frequency
Short Circuit Oscillation Frequency
Maximum Duty Cycle
Minimum On Time
EN Shutdown Threshold Voltage
EN Shutdown Threshold Voltage
Hysterisis
Part Number*
IN
For Tape & Reel, add suffix –Z (eg. MP2307DN–Z)
For Lead Free, add suffix –LF (eg. MP2307DN–LF–Z)
MP2307DN
= 12V, T
EXPOSED PAD
ON BACKSIDE
GND
SW
BS
A
IN
TM
= +25°C, unless otherwise noted.
MP2307 – 3A, 23V, 340KHz SYNCHRONOUS RECTIFIED STEP-DOWN CONVERTER
(Exposed Pad)
1
2
3
4
(4)
TOP VIEW
Package
SOIC8N
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
(4)
MP2307_PD01_SOIC8N
(4)
8
7
6
5
(4)
–40° to +85°C
Temperature
SS
EN
COMP
FB
Symbol Condition
R
R
D
DS(ON)1
DS(ON)2
F
F
G
G
T
V
A
osc1
osc2
MAX
© 2006 MPS. All Rights Reserved.
ON
FB
EA
EA
CS
www.MonolithicPower.com
V
V
4.75V ≤ V
∆I
V
Minimum Duty Cycle
From Drain to Source
V
V
V
EN
EN
EN
FB
FB
EN
C
= ±10µA
= 0V
= 1.0V
= 0V
= 2.0V, V
= 0V, V
Rising
IN
ABSOLUTE MAXIMUM RATINGS
Supply Voltage V
Switch Voltage V
Boost Voltage V
All Other Pins................................. –0.3V to +6V
Junction Temperature...............................150°C
Lead Temperature ....................................260°C
Storage Temperature .............–65°C to +150°C
Recommended Operating Conditions
Input Voltage V
Output Voltage V
Ambient Operating Temp .............. –40°C to +85°C
Thermal Resistance
SOIC8N .................................. 50 ...... 10... °C/W
Notes:
1) Exceeding these ratings may damage the device.
2) The device is not guaranteed to function outside of its
3) Measured on approximately 1” square of 1 oz copper.
SW
≤ 23V
FB
= 0V
operating conditions.
= 1.0V
0.900
IN
Min
300
4.0
1.1
BS
SW
............................ 4.75V to 23V
OUT
IN
..........V
....................... –0.3V to +26V
................. –1V to V
.................... 0.925V to 20V
(3)
0.925
Typ
400
820
100
100
340
110
220
220
0.3
1.3
1.1
5.8
0.9
5.2
1.5
90
0
SW
– 0.3V to V
θ
JA
0.950
Max
380
3.0
1.5
2.0
10
θ
JC
IN
SW
+ 0.3V
Units
µA/V
KHz
KHz
V/V
mΩ
mΩ
A/V
mA
mV
µA
µA
ns
%
+ 6V
V
V
A
A
V
(2)
(1)
2