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
数码管驱动

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
Package
BCT3140
1A Buck/Boost Charge Pump LED Driver
2.7-5.5
0.3
1000
400
250
1.5
1X/2X
90%
DFN3x3-10L
BCT3142
1.1A Buck/Boost Charge Pump LED Driver
2.7-5.5
0.4
1100
400
400
1.9
1X/2X
92%
DFN3x3-10L
BCT3144
1.5Ax2 Output Flash LED Driver
2.7-5.5
0.6
1500
750
-
2
FLASH,TORCH
85%
WLCSP-12L
BCT3146
2.0AX2 Output Flash LED Driver
2.7-5.5
0.6
2000
1000
-
2
FLASH , TORCH
85%
WLCSP-12L

串联背光驱动

PART No.
Descrition
Topology
LED Connection
CH
VCC (V)
VREF (mV)
ILIM (mA)
Oscillation Frequency (KHz)
Vovp (V)
Package
BCT3692B
High Performance, Asynchronies Boost for 10 WLED Driver
BOOST
PWM
1
2.7-5.5
200
1500
1100
38
SOT23-6
TSOT23-6
BCT3756/E
WLED Driver with PWM Brightness Control in Small Package
BOOST
PWM
1
2.7-5.5
200
1500
1100
38
DFN2x2-6L
BCT3401
Backlight Driver
BUCK
PWM/PFM
1
2.5-5.5
100
1800
1100
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 8 Steps LED Driver
Common-Anode
4
2.7-5.5
55
20
8
1.50%
DFN2x2-8L
BCT3364
4 Channel 16 Steps LED Driver
Common-Anode
4
2.7-5.5
50
20
16
1.50%
DFN2x2-8L
BCT3256
6 Channel 16 Steps LED Driver
Common-Anode
6
2.7-5.5
55
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
3.1-5.5
SPI
±1%
QFN3x3-20L
BCT3288A
16-Channel 64 steps Constant-Current LED Driver
16
40
R_EXT
64
3.1-5.5
SPI
±1%
QFN4x4-24L
BCT3656
16-Channel 64 steps Constant-Current LED Driver
16
40
R_EXT
64
3.1-5.5
SPI
±1%
SOP24
SSOP24-1.0
BCT3024
24-Channel 256 steps Constant-Current LED Driver
24
38
R_EXT
256
2.7-5.5
I2C
QFN4x4-32L
BCT3236
36-Channel 256 steps Constant-Current LED Driver
36
38
R_EXT
256
2.7-5.5
I2C
QFN5x5-44L

数码管驱动

PART No.
Description
Dots
MAX LED Current/CH (mA)
Bright level
Vcc (V)
Control
Current match
Package
BCT3616
7x4 Dots LED Driver
28
50
8
3.1-5.5
SPI
±5%
SOP16
BCT3617
7x3 Dots LED Driver, +6x1 keys
21
50
8
3.1-5.5
SPI
±5%
SOP16
BCT3618

7x5 Dots LED Driver, +5x1 keys
35
50
8
3.1-5.5
SPI
±5%
SOP18
BCT3620
8x6 Dots LED Driver
48
50
8
2.7-5.5
SPI
±5%
SOP20
BCT3620B
6x7 Dots LED Driver, +6x1 keys
42
50
8
2.7-5.5
SPI
±5%
SOP20
BCT3622
8x5 Dots LED Driver, +8x2 keys
40
50
8
3.1-5.5
SPI
±5%
SOP20
BCT3668
10x7 Dots LED Driver, +10x2 keys
70
50
8
3.0-5.5
SPI
±5%
SOP24
SSOP24-0.635
BCT3668A
10x7 Dots LED Driver, +10x2 Keys with slope function
70
50
256
3.0-5.5
SPI
±5%
SOP24
QFN4x4-28L
BCT3628
10x7 Dots LED Driver, +10x2 keys
70
50
8
3.0-5.5
SPI
±5%
SOP28
BCT3628A
10x7 Dots LED Driver, +10x2 Keys with slope function
70
50
256
3.0-5.5
SPI
±5%
SOP28
BCT3627
10x7 Dots LED Driver, +10x2 keys
70
50
8
3.0-5.5
SPI
±5%
SOP28
BCT3623
11x7 Dots LED Driver, +10x3keys
77
50
8
3.0-5.5
SPI
±5%
SOP32
BCT3624
11x7 Dots LED Driver
77
50
8
3.0-5.5
SPI
±5%
SOP24
BCT3629A
16x8 Dots LED Driver
128
50
8
3.0-5.5
SPI
±5%
SOP32
BCT3629B
14x8 Dots LED Driver, +8x2 keys
112
50
8
3.0-5.5
SPI
±5%
SOP32
BCT3629C
15x8 Dots LED Driver, +8x1 keys
120
50
8
3.0-5.5
SPI
±5%
SOP32
BCT3629D
12x8 Dots LED Driver, +8x4 keys
96
50
8
3.0-5.5
SPI
±5%
SOP32
BCT3638
10x8 Dots LED Driver, +8x3 keys
80
50
8
3.0-5.5
SPI
±5%
SOP28
BCT3639
8x8 Dots LED Driver, +4x2 keys
64
50
8
3.0-5.5
SPI
±5%
SOP24
BCT3640
8x16 Dots LED Driver
128
50
8
3.0-5.5
SPI
SOP28
SSOP28
BCT3932
8x16 Dots LED Driver
128
50
8
3.0-5.5
SPI
±5%
SOP32