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MP3205 Arkusz danych(PDF) 2 Page - Monolithic Power Systems

Numer części MP3205
Szczegółowy opis  1.3MHz Fixed Frequency 5 White LED Driver
PDF  6 Pages
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Producent  MPS [Monolithic Power Systems]
Strona internetowa  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP3205 Arkusz danych(HTML) 2 Page - Monolithic Power Systems

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MP3205 – 1.3 MHz FIXED FREQUENCY 5 WHITE LED DRIVER
MP3205 Rev. 1.3
www.MonolithicPower.com
2
7/13/2005
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2005 MPS. All Rights Reserved.
TM
PACKAGE REFERENCE
Part Number*
Package
Temperature
MP3205DJ
TSOT23-5
–40
°C to +85°C
* For Tape & Reel, add suffix –Z (eg. MP3205DJ–Z)
For Lead Free, add suffix –LF (eg. MP3205DJ –LF–Z)
ABSOLUTE MAXIMUM RATINGS (1)
SW............................................... –0.5V to +28V
All Other Pins.............................. –0.3V to +6.5V
Storage Temperature ..............–55
°C to +150°C
Recommended Operating Conditions
(2)
IN Supply Voltage.............................. 2.5V to 6V
Output Voltage....................................VIN to 21V
Operating Temperature .............–40
°C to +85°C
Thermal Resistance
(3)
θJA
θJC
TSOT23-5.............................. 220 .... 110..
°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 = VEN = 5V, TA = +25°C, unless otherwise noted.
Parameter
Symbol Condition
Min
Typ
Max
Units
Using Parameter Set Heading
Operating Input Voltage
VIN
2.5
6
V
Supply Current (Shutdown)
VEN = 0V
0.1
1
µA
Supply Current (Quiescent)
VFB = 0.15V
690
750
µA
Switching Frequency
fSW
1.0
1.3
1.5
MHz
Maximum Duty Cycle
VFB = 0V
85
92
%
Undervoltage Lockout
IN Under Voltage Lockout
UVLO
VIN Rising
2.25
2.45
V
Under Voltage Lockout
Hysteresis
92
mV
Enable
EN Threshold
VEN Rising
1.0
1.35
1.6
V
EN Threshold
VEN Rising, VIN = 2.5V
0.8
V
EN Hysteresis
90
mV
EN Input Bias Current
VEN = 0V, 5V
1
µA
Feedback
FB Voltage
94
104
114
mV
FB Input Bias Current
VFB = 0.1V
–600
–300
nA
Output Switch
SW On-Resistance
(4)
RON
0.5
Ω
SW Current Limit
Duty Cycle = 60%
350
mA
Thermal Shutdown
(4)
160
°C
Note:
4) Guaranteed by design.
SW
GND
FB
1
2
3
5
4
IN
EN
MP3205-PD01_TSOT23
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