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PR4403 Datasheet(PDF) 2 Page - PREMA Semiconductor.

Part # PR4403
Description  0.9 V Boost Driver PR4403 for White LEDs in Solar Lamps
PDF  12 Pages
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Manufacturer  PREMA [PREMA Semiconductor.]
Direct Link  https://www.prema.com/
Logo PREMA - PREMA Semiconductor.

PR4403 Datasheet(HTML) 2 Page - PREMA Semiconductor.

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LED Driver PR4403
Characteristics
PIN DESCRIPTION
11
2
3
4
11
18
7
6
5
test
LS
Vout
n.c.
Vcc
n.c.
Vout
Gnd
Package SO8 (150 mil)
Pin No
Pin Name Pin Function Description
1
test
test pin - do not connect
2
LS
LS - Enable Pin
3
Vout
Output voltage,
LED connection
Connect both pin 3 and 6!
4
n.c.
Not connected
5
Gnd
Ground connection
6
Vout
Output voltage,
LED connection
Connect both pin 3 and 6!
7
n.c.
not connected
8
Vcc
Supply voltage
BLOCK DIAGRAM
Ref.
Vcc
Vout
Comp.
Control
Logic
Comp.
LS
Ref.
Vcc
Gnd
Vout
Comp.
Control
Logic
LS
Ref.
R1
R2
ABSOLUTE MAXIMUM RATINGS
Parameter
Min
Max
Units
VCC (no damage)
-0.3
8
[V]
VLS (no damage)
-0.3
6
[V]
Operating Temperature
Range
-20
85
[°C]
Storage Temperature
Range
-55
150
[°C]
Electrostatic Discharge
(ESD) Protection
2
[kV]
© PREMA Semiconductor GmbH 2006-2014 I rev. 1014
Page 2/12



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