Expand menu
Hello, Sign in
My Account
0
Cart
Home
Products
Sensors
Semiconductors
Passive Components
Connectors
Power
Electromechanical
Optoelectronics
Circuit Protection
Integrated Circuits - ICs
Main Products
Manufacturers
Blog
Services
About OMO
About Us
Contact Us
Check Stock
ADD5205ACPZ-RL
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P17
Data Sheet
ADD5205
Rev. 0 | Page 3 of 16
FUNCTIONAL BLOCK DIAGRAM
UVP
REF
UVP COMP
LL
REF
LL COMP
PWM
COM
P
ERROR
AMP
REF
R
S
Q
THE
RMAL
SHUT
DOW
N
SOFT ST
ART
CURRENT
SENS
E
V
O
LTA
G
E
REF
ERENCE
SHUT
DOW
N
HEADRO
OM
CO
NTRO
L
CURRENT
SO
URCE 1
CURRENT
SO
URCE 2
CURRENT
SO
URCE 3
CURRENT
SO
URCE 4
OSC
LED OPEN F
AUL
T
PROTECTIO
N
7
OCP
REF
OVP
REF
DCOM
P
DREF
+
+
ISET
VIN
SHDN
OVP
SW
GND
6
8
V
REF
GE
NERATOR
FB1
FB2
FB3
FB4
PWM
C_FI
LTER
R
C
C
C
R
SENSE
R_FI
L
T
ER
R1
R2
1
2
5
4
3
12
11
10
9
8
6
7
09858-003
GM
Figure 2. Functional Block Diagram
ADD5205
Data Sheet
Rev. 0 | Page 4 of 16
SPECIFICA
TIONS
V
IN
= 3.7 V
,
SHDN
= high, T
A
= −25°C to +85°C, unless otherwise
noted
. T
ypical values are a
t T
A
= 25°C.
Table 1.
Par
ameter
Symbol
T
est Conditions/Comments
Min
T
yp
Max
Unit
SUPPL
Y
Input Voltage Range
V
IN
2.8
18
V
Quiescent C
urrent
I
Q
V
IN
= 2.8
V to 18
V, not switching
3.4
mA
Shutdown Supply Curren
t
I
SD
V
IN
= 2.8
V to 18
V,
SHDN
= 0
V
1
μA
SWITCH
On Resistance
R
DS(ON)
I
SW
= 100 mA
0.3
Ω
Switch Curren
t Limit
I
CL
1.9
A
Leakage Current
I
LKG
1
μA
OSCILLA
TOR
Switching F
requency
f
OSC
1
MHz
Maximum Duty Cycle
D
MAX
90
%
SOFT ST
ART
Soft Star
t
Time
1
1.5
ms
CURRENT SOURCE
ISET Pin
Vo
ltage
V
SET
1.26
V
C_FIL
TER Pin
Vo
ltage
V
C_FIL
TER
Duty = 100%
0.22
V
Adjustable LED Curr
ent
1
I
LED
25
mA
Constant C
urrent Sink of 20 mA
2
I
LED20
R
SET
= 130 kΩ
19.6
20
20.6
mA
Headroom
Voltage of 20 mA
2
V
HR20
R
SET
= 130 kΩ
0.66
V
Current Matching Between Strings
2
I
LED
= 20 mA
−2
+2
%
LED Curren
t Accuracy of 20 mA
2
I
LED
= 20 mA
−3
+3
%
Current Sourc
e Leakage Current
1
μA
SHUTDOWN CONTROL
SHDN
Vo
lt
ag
e
H
i
g
h
V
SHDN
_HIGH
V
IN
= 2.8
V to 18
V
1.5
6
V
SHDN
V
oltage
Low
V
SHDN
_L
OW
V
IN
= 2.8
V to 18
V
0.6
V
PWM Contr
ol
PWM Input Fr
equency R
ange
1
0.1
kHz
PWM V
oltage
High
V
PWM_HIGH
V
IN
= 2.8
V to 18
V
1.5
V
PWM V
oltage
Low
V
PWM_L
OW
V
IN
= 2.8
V to 18
V
0.6
V
1
Guaranteed by des
ign.
2
Tested at T
A
= 25°C.
Data Sheet
ADD5205
Rev. 0 | Page 5 of 16
V
IN
= 3.7 V
,
SHDN
= high, T
A
= −25°C to +85°C, unless otherwise
noted
. T
ypical values are a
t T
A
= 25°C.
Table 2.
Par
ameter
Symbol
T
est Conditions/Comments
Min
T
yp
Max
Unit
THERMAL PRO
TEC
TION
Thermal Shutdown
Threshold
1
TSD
160
°C
Thermal Shutdown Hysteresis
1
TSD
HYST
30
°C
UVL
O
UVL
O Rising Threshold
V
UVL
OR
V
IN
rising
2.5
V
UVL
O F
alling
Threshold
V
UVL
OF
V
IN
falling
2
V
OVERVOL
T
AGE PRO
TEC
TION
Over
voltage
Threshold on OVP Pin
V
OVP
28
V
1
Guaranteed by des
ign.
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P17
ADD5205ACPZ-RL
Mfr. #:
Buy ADD5205ACPZ-RL
Manufacturer:
Analog Devices / Linear Technology
Description:
LED Lighting Drivers LPL White LED Driver for Notebook
Lifecycle:
New from this manufacturer.
Delivery:
DHL
FedEx
Ups
TNT
EMS
Payment:
T/T
Paypal
Visa
MoneyGram
Western
Union
Products related to this Datasheet
ADD5205ACPZ-RL