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PAM2841 데이터시트(PDF) 4 Page - Diodes Incorporated

부품명 PAM2841
상세설명  1.5A SW CURRENT, 40V PRECISION WLED DRIVER
PDF  16 Pages
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제조업체  DIODES [Diodes Incorporated]
홈페이지  http://www.diodes.com
Logo DIODES - Diodes Incorporated

PAM2841 데이터시트(HTML) 4 Page - Diodes Incorporated

  PAM2841 Datasheet HTML 1Page - Diodes Incorporated PAM2841 Datasheet HTML 2Page - Diodes Incorporated PAM2841 Datasheet HTML 3Page - Diodes Incorporated PAM2841 Datasheet HTML 4Page - Diodes Incorporated PAM2841 Datasheet HTML 5Page - Diodes Incorporated PAM2841 Datasheet HTML 6Page - Diodes Incorporated PAM2841 Datasheet HTML 7Page - Diodes Incorporated PAM2841 Datasheet HTML 8Page - Diodes Incorporated PAM2841 Datasheet HTML 9Page - Diodes Incorporated Next Button
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PAM2841
Document number: DSxxxxx Rev. 1 - 5
4 of 16
www.diodes.com
September 2013
© Diodes Incorporated
PAM2841
A Product Line of
Diodes Incorporated
Electrical Characteristics (@TA = +25°C, VEN = VDD =5.0V, 10 LEDs, unless otherwise specified.)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
Supply Voltae Range
VDD
2.7
5.5
V
Quiescent Current
IQ
No Switching
200
300
µA
Shutdown Current
ISD
VENA = low
1
µA
Output Current
IO
R3 = 5.1Ω
40
mA
R3 = 6.8Ω
30
R3 = 10Ω
20
R3 = 20Ω
10
Output Voltage Range
VO
VIN x
1.1
40
V
Feedback Voltage
VFB
VENA = high
194
200
206
mV
SW On-Resistance
RDS(ON)
ISW = 100mA
0.35
0.5
Ω
SW Current Limit
ILIM
Switch On
1.5
A
SW Frequency
fSW
0.7
1.0
1.3
MHz
Maximum Duty Cycle
DC
95
%
Over Voltage Protection Threshold
OVP
Open Load
1.2
V
Enable Threshold Voltage
VEL
Chip Shutdown
0.4
V
VEH
Chip On
1.2
Under Voltage Lockout
UVLO
VIN falling
2.0
2.2
2.4
V
UVLO Hysterisis
VTH
0.2
V
Over Temperature Shutdown
OTS
150
°C
Over Temperature Hysterisis
OTH
30
°C



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