LT3590ESC8#TRPBF Linear Technology, LT3590ESC8#TRPBF Datasheet - Page 16

• Manufacturer Part Number: LT3590ESC8#TRPBF
• Description: IC LED DRVR WHITE BCKLGT SC-70-8
• Manufacturer: Linear Technology
• Type: Backlight, White LEDr

Specifications of LT3590ESC8#TRPBF

• Topology: PWM, Step-Down (Buck)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 650kHz ~ 1.05MHz
• Voltage - Supply: 4.5 V ~ 55 V
• Voltage - Output: 55V
• Mounting Type: Surface Mount
• Package / Case: SC-70-8
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 50mA
• Internal Switch(s): Yes
• Efficiency: 91%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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ThinSOT and True Color PWM are trademarks of Linear Technology Corporation.
16
CONTROL
L1: MURATA LQH32CN-221
>1.5V
24V
V
IN
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
24V Supply for 6 LED String, 50mA Current
Constant Current, 1.2MHz, High Effi ciency White LED Boost
Regulator
Three Channel LED Ballaster with PWM Dimming
Constant Current, 1.2/2.7MHz, High Effi ciency White LED Boost
Regulator with Integrated Schottky Diode
Dual Constant Current, 2MHz, High Effi ciency White LED Boost
Regulator with Integrated Schottky Diode
36V, 1A (I
Dual 1.5A(I
Quad Output 1.5A, 2MHz High Current LED Driver with 1,000:1
Dimming
4.5A, 2MHz High Current LED Driver with 3,000:1 Dimming
Dual 1.3A, 2MHz High Current LED Driver
Constant Current, 2.3MHz, High Effi ciency White LED Boost
Regulator with Integrated Schottky Diode
Triple Output 750mA, 2.1 MHz High Current LED Driver with 3,000:1
Dimming
Dual 2.3MHz, Full Function LED Driver with Integrated Schottkys and
250:1 True Color PWM Dimming
20mA LED Driver and OLED Driver Integrated Schottkys
1.3A, 2.5MHz High Current LED Driver with 3,000:1 Dimming
2.3A, 2.5MHz High Current LED Driver with 3,000:1 Dimming
Constant Current, 1MHz, High Effi ciency White LED Boost Regulator
with Integrated Schottky Diode and 80:1 True Color PWM Dimming
C1
1μF
C3
0.1μF
V
CTRL
VREG
LED
●
IN
LED
FAX: [phone]
), 2MHz,Step-Down LED Driver
LT3590
), 36V, 2MHz, Step-Down LED Driver
GND
4Ω
R1
LED
SW
1μF
C2
●
www.linear.com
50mA
220μH
3590 TA08a
L1
COMMENTS
V
I
V
I
V
I
V
3mm × 3mm DFN-10
V
PWM, I
V
PWM, I
V
Color PWM, I
V
Color PWM, I
V
Color PWM, I
V
PWM, I
V
Color PWM, I
V
PWM, I
V
I
V
4mm × 4mm QFN-16
V
4mm × 4mm QFN-16
V
PWM, I
SD
SD
SD
SD
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
: 1.0V to 10.0V, V
: 3.0V to 48.0V, Dimming 3,000:1 True Color PWM™,
: 2.7V to 16.0V, V
: 2.7V to 24.0V, V
: 4.0V to 36V, V
: 4.0V to 36V, V
: 2.8V to 16.0V, V
: 2.8V to 36.0V, V
: 2.5V to 24.0V, V
: 2.5V to 12.0V, V
: 3.0V to 30.0V, V
: 2.5V to 10.0V, V
: 2.5 to 12.0V, V
: 3.0V to 30.0V, Dimming 3,000:1 True Color PWM, I
: 3.0V to 30.0V, Dimming 3,000:1 True Color PWM, I
: 2.5V to 12.0V, V
< 1μA, ThinSOT™ Package
<5μA, MSOP-10 Package
<1μA, ThinSOT Package
<8.5μA, 2mm × 3mm DFN-12
SD
SD
SD
SD
SD
100
95
90
85
80
75
70
60
65
<1μA, TSSOP20E Package
<12μA, 2mm × 3mm DFN-10
<9μA, 2mm × 3mm DFN-8
<1μA, TSSOP16E Package
<8μA, 2mm × 2mm DFN-6, SC70 Package
0
SD
SD
SD
SD
<10μA, 5mm × 7mm QFN-10
<10μA, 5mm × 7mm QFN-10
<1μA, 5mm × 3mm DFN, TSSOP-16E Package
<1μA, 4mm × 5mm QFN-28
Conversion Effi ciency
10
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
OUT(MAX)
LED CURRENT (mA)
20
= 13.5V, Dimming 400:1 True Color
= 13.5V, Dimming 3,000:1 True Color
© LINEAR TECHNOLOGY CORPORATION 2007
= 32, Dimming Analog/PWM,
= 34V, Dimming Analog/PWM,
= 34V, Dimming Analog/PWM,
= 40V, Dimming 5mA, I
= 36.0V, Dimming 1,000:1 True
= 40.0V, Dimming 1,000:1 True
= 36.0V, Dimming 1,000:1 True
= 27V, Dimming 300:1 True Color
= 40.0, Dimming 3,000:1 True
= 32, Dimming 250:1 True Color
= 40, Dimming 80:1 True Color
30
40
3590 TA08b
LT 0707 • PRINTED IN USA
50
SD
SD
SD
<16μA,
<1μA,
<1μA,
3590f