LTC3202EDD Linear Technology, LTC3202EDD Datasheet - Page 12

• Manufacturer Part Number: LTC3202EDD
• Description: IC LED DRIVR WHITE BCKLGT 10-DFN
• Manufacturer: Linear Technology
• Type: Backlight, White LEDr

Specifications of LTC3202EDD

• Topology: PWM, Switched Capacitor (Charge Pump)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 1.5MHz
• Voltage - Supply: 2.7 V ~ 4.5 V
• Mounting Type: Surface Mount
• Package / Case: 10-DFN
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 125mA
• Internal Switch(s): Yes
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Output: -
• Efficiency: -

TYPICAL APPLICATIO
RELATED PARTS
LTC3202
12
PART NUMBER
LT1618
LT1932
LT1937
LTC3200
LTC3200-5
LTC3201
LTC3250-1.5
LTC3251/LTC3251-1.5 500mA, Spread Spectrum, High Efficiency Step-Down
LTC3252
LT3465/LT3465A
ThinSOT is a trademark of Linear Technology Corporation.
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone]
DESCRIPTION
Constant Current, Constant Voltage 1.4MHz, High Efficiency
Boost Regulator
Constant Current, 1.2MHz, High Efficiency White LED Boost
Regulator
Constant Current, 1.2MHz, High Efficiency White LED Boost
Regulator
Low Noise, 2MHz, Regulator Charge Pump White LED Driver
Low Noise, 2MHz, Regulator Charge Pump White LED Driver
Low Noise, 1.7MHz, Regulator Charge Pump White LED Driver Up to 6 White LEDs, V
250mA, 1.5MHz, High Efficiency Step-Down Charge Pump
Charge Pump
Dual, 250mA/Channel, Spread Spectrum, High Efficiency
Step-Down Charge Pump
Constant Current, 1.2MHz/2.7MHz, High Efficiency White
LED Boost Regulator with Integrated Schottky Diode
3V TO 4.5V
OFF
1 F
ON
V
C1
IN
10
1
4
D0
D1
V
C1
U
IN
+
8
1 F
C2
C1
LTC3202
7
–
GND
www.linear.com
LED Driver with Linear Brightness Control
5, 11
C2
9
1 F
+
C3
V
C2
OUT
FB
6
–
3
2
V
C
= 0V TO 3V
C4
1 F
R2
3.9k
R1
1k
36
I
LED
COMMENTS
Up to 16 White LEDs, V
I
Up to 8 White LEDs, V
I
Up to 4 White LEDs, V
I
Up to 6 White LEDs, V
10-Lead MS
Up to 6 White LEDs, V
ThinSOT
10-Lead MS
Up to 88% Efficiency, V
I
Up to 88% Efficiency, V
I
Up to 88% Efficiency, V
I
Up to 6 White LEDs, V
I
Q
SD
SD
SD
Q
Q
SD
=
: 1.8mA, I
: 8 A, I
: 60 A, I
(
: <1 A, ThinSOT
: <1 A, ThinSOT, SC70
: <1 A, ThinSOT
: <1 A, ThinSOT
36
1 +
R1
R2
SD
)
SD
0.6V
36
: <1 A, 10-Lead MS
36
SD
: <1 A, DFN12
: <1 A, 10-Lead MS
–
R1
R2
TM
36
•
IN
IN
IN
IN
IN
IN
36
IN
IN
IN
IN
V
: 1V to 10V, V
: 2.5V to 10V, V
: 2.7V to 4.5V, I
: 2.7V to 4.5V, I
: 2.7V to 4.5V, I
: 2.7V to 16V, V
C
: 1.6V to 18V, V
: 2.7V to 5.5V, V
: 3.1V to 5.5V, V
: 2.7V to 5.5V, V
36
LINEAR TECHNOLOGY CORPORATION 2001
3202 TA02
36
LT/TP 0803 1K • PRINTED IN USA
OUT(MAX)
OUT(MAX)
Q
Q
Q
OUT(MAX)
OUT(MAX)
: 8mA, I
: 8mA, I
: 6.5mA, I
OUT
OUT
OUT
: 1.5V, I
: 0.9V to 1.6V/1.5V,
: 0.9V to 1.6V,
: 34V, I
: 34V, I
: 30V, I
SD
SD
: 34V,
SD
: <1 A,
: <1 A,
Q
: <1 A,
Q
: 35 A,
: 1.2mA,
Q
Q
: 1.9mA,
: 2mA,
3202fa