LED驱动器LED驱动器

闪光灯驱动
串联背光驱动
并联背光驱动
炫彩灯驱动

闪光灯驱动

PART No.
Description
Vin(V)
IQ (mA)
IOUT-Flash Mode (mA)
IOUT-Torch Mode (mA)
VOUT Turn-on Time (uS)
Freq (MHz)
Mode
Efficiency
Vref (mV)
Ifb (uA)
ISDHN (uA)
Package
BCT3140
1A output Flash LED Driver
2.7-5.5
0.3
1000
400
250
1.5
1X,2X
90%
47
1
1
DFN3x3-10L

串联背光驱动

PART No.
Descrition
Topology
LED Connection
CH
VCC (V)
Oscillation Frequency (KHz)
VREF (mA)
ILIM (mA)
Vovp (V)
Package
BCT3692B
High Performance, Asynchronies Boost for 10 WLED Driver
BOOST
PWM
1
2.7-5.5
1100
200
1500
38
SOT23-6
BCT3756
White LED Driver with PWM Brightness Control in Small Package
BOOST
PWM
1
2.7-5.0
1100
200
1500
38
DFN2x2-6L
BCT3401
Backlight Driver
BUCK
PWM
1
2.5-5.5
1500
100
1800
SOT23-5

并联背光驱动

PART No.
Description
LED connection
CH
Vcc (V)
Vdrop (20mA) (mV)
MAX LED Current/CH (mA)
Bright Level
Current Matching
Package
BCT3220
4 Channel LED Driver
Common-Anode
4
2.7-5.5
55
20
8
1.50%
DFN2x2-8L
BCT3256
6 Channel LED Driver
Common-Anode
6
2.7-5.5
50
20
16
1.50%
QFN3x3-16L

炫彩灯驱动

PART No.
Description
Channels
MAX LED Current/CH (mA)
MAX Output Current Setting
Bright level
Vcc (V)
Control
Current match
Package
BCT3119
9-Channel 64 steps Constant-Current LED Driver
9
40
R_EXT
64
2.7-5.5
SPI
±1%
QFN3x3-20L
BCT3288A
16-Channel 64 steps Constant-Current LED Driver
16
40
R_EXT
64
2.7-5.5
SPI
±1%
QFN4x4-24L
BCT3656
16-Channel 64 steps Constant-Current LED Driver
16
40
R_EXT
64
2.7-5.5
SPI
±1%
SOP24
SSOP24-1.0
BCT3299
16-Channel 256 steps Constant-Current LED Driver
16
40
R_EXT
256
2.7-5.5
SPI
±1%
QFN4x4-24L
BCT3024
24 Channels LED Driver
24
38
R_EXT
256
2.7-5.5
I2C
±3%
QFN4x4-32L
BCT3236
36 Channels LED Driver
36
38
R_EXT
256
2.7-5.5
I2C
±3%
QFN5x5-44L
BCT3668A
70 Channels LED Driver
70
50
256
2.7-5.5
SPI
±1.6%
SOP24