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MP3304CDD 데이터시트(PDF) 3 Page - Monolithic Power Systems

부품명 MP3304CDD
상세설명  36V, 1.3A, Step-up White LED Driver with High Frequency True PWM Dimming
PDF  12 Pages
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제조업체  MPS [Monolithic Power Systems]
홈페이지  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP3304CDD 데이터시트(HTML) 3 Page - Monolithic Power Systems

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MP3304 –36V, 1.3A, STEP-UP WHITE LED DRIVER WITH HIGH FREQUENCY TRUE PWM DIMMING
MP3304 Rev. 0.91
www.MonolithicPower.com
3
4/19/2010
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2010 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS
VIN = VEN = 5V, TA = +25°C, unless otherwise noted.
Parameters
Symbol
Condition
Min
Typ
Max Units
Operating Input Voltage
VIN
2.5
6
V
Supply Current (Shutdown)
IIN_SD
VEN = 0V
1
2
µA
Supply Current (Quiescent)
IIN_QS
VISET=0.3V
690
850
µA
Switching Frequency
FSW
1.7
2.2
2.7
MHz
Maximum Duty Cycle
DMAX
VISET = 0V
90
%
Under Voltage Lockout
IN Under Voltage Lockout
VUVLO
VIN Rising
2.25
2.45
V
Under Voltage Lockout
Hysteresis
92
mV
VOV Rising, MP3304ADD
38
V
VOV Rising, MP3304BDD
26
V
Open Lamp Shutdown
Threshold
VOVP
VOV Rising, MP3304CDD
20
V
Enable
EN OFF Threshold
VEN_LOW
VEN Falling
0.4
V
EN ON Threshold
VEN_HIGH
VEN Rising
1.8
V
Disable Timer
5
ms
Feedback
ISET Voltage
VISET
VEN > 2V
185
200
215
mV
ISET Input Bias Current
VISET = 0.2V
-600
-300
nA
Output Switch
SW On-Resistance
RON
0.4
Ω
SW Current Limit
Duty Cycle = 60%
1.33
A
Thermal Shutdown
150
°C
LED Switch(M2, refer block
diagram) On Resistance
0.8
Ω



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