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PAM2701 Datasheet(PDF) 5 Page - Power Analog Micoelectronics

Part # PAM2701
Description  4-Channel Regulated Charge Pump White LED Driver
PDF  14 Pages
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Manufacturer  PAM [Power Analog Micoelectronics]
Direct Link  http://www.poweranalog.com
Logo PAM - Power Analog Micoelectronics

PAM2701 Datasheet(HTML) 5 Page - Power Analog Micoelectronics

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Electrical Characteristic
T
25
V
3.5V, C =C =1μF,
AIN
IN
O
=,
=
unless otherwise noted
.
°C
5
,
Power Analog Microelectronics Inc
www.poweranalog.com
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Input Voltage Range
VIN
2.7
5.5
V
Shutdown Current
ISD
VEN=0V Shutdown Mode
0.05
1
μA
1x Mode, No Load
0.6
1.2
mA
Quiescent Current
IQ
1.5x Mode, No Load
2.5
5
mA
RSET Regulated Voltage
V
RSET
1.19
1.23
1.25
V
Programmed LED Current
I
LED
RSET=90kΩ
RSET=29.3kΩ
RSET=14.7kΩ
5.0
15.0
30.0
mA
mA
mA
LED Current Accuracy
ILED-ACC
±5
%
LED Channel Matching
ILED-DEV
(ILED-ILEDAVG)/ILEDAVG
±3
%
Output Resistance (Open Loop)
RO
1x Mode, IO=100mA
1.5x Mode, IO=100mA
1.7
4.3
Ω
Ω
Charge Pump Frequency
fOSC
1.0
MHz
VIN at Mode Transition from 1x
to 1.5x
VIN-Tran
ILED=15mA
ILED=20mA
3.45
3.60
V
V
1x to 1.5x Mode Transition
Dropout Delay
TDROP
10
μs
Input Leakage Current
IEN-CTR
On Inputs EN,CTR0,1&2
1
μA
High Detect Threshold
VEN-CTRH
On Inputs EN,CTR0,1&2
1.5
V
Low Detect Threshold
VEN-CTRL
On Inputs EN,CTR0,1&2
0.4
V
09/2008 Rev 1.3
PAM2701
4-Channel Regulated Charge Pump White LED Driver



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