LTC3524EUF#PBF Linear Technology, LTC3524EUF#PBF Datasheet - Page 8
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LTC3524EUF#PBF
Manufacturer Part Number
LTC3524EUF#PBF
Description
IC TFT BIAS SUPPLY ADJ 24-QFN
Manufacturer
Linear Technology
Datasheet
1.LTC3524EUFPBF.pdf
(16 pages)
Specifications of LTC3524EUF#PBF
Applications
LCD Display
Voltage - Supply
2.5 V ~ 6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
24-QFN
Operating Supply Voltage (typ)
3.3/5V
Number Of Segments
8
Operating Temperature (min)
-40C
Operating Temperature (max)
85C
Operating Temperature Classification
Industrial
Package Type
QFN EP
Pin Count
24
Mounting
Surface Mount
Operating Supply Voltage (min)
2.5V
Operating Supply Voltage (max)
6V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Supply
-
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
LTC3524
BLOCK DIAGRAM
8
+12.5V
+10V
+5V
10μF
324k
220k
R2
R4
R1
1M
R3
2M
V
OUT
16
17
15
14
4
3
7
6
8
FBVO
C2
C2
V2x
CH
CH
VH
FBH
+
–
+
–
SHDN
SHDN
SHDN
1.225V
1.225V
OUT
QUADRUPLER
REGULATED
CHARGE
IN
PUMP
5
OUT
DOUBLER
SW1
CHARGE
PUMP
EXPOSED PAD
SYNCHRONOUS
PWM BOOST
CONVERTER
10μH
VBEST
IN
GND,
V
2.5V TO 6V
25
OUT
OSCILLATOR
SEQUENCER
CONTROL
CHARGE
PUMP
2
V
IN
PWM BOOST
CONVERTER
VOLTAGE
HIGH
4.7μH
ELCD = ELED1 = ELED2 = 0V
SHUTDOWN WHEN
IN
REGULATED
INVERTER
21
1V
CHARGE
PUMP
SW2
STRING ENABLE
LED CURRENT
OVP
SHDN
SHARING
OUT
ELED2
ELED1
PROG
VLED
ELCD
LED1
LED2
VNIN
FBN
CN
3524 BD
NC
VN
+
20
19
18
23
22
24
10
11
12
13
1
9
ENABLE/PULSE DIM LED2 STRING
ENABLE/PULSE DIM LED1 STRING
LCD BIAS ENABLE
V2x
R6
1M
470k
RPROG
R5
–7.5V
V
ANALOG DIMMING
OUT
10μF
3524f