下载

Cypress Roadmap:
Automotive LED Drivers
Q2 2016
002-10309
Rev *A
Owner: TSAG
BUM: KINA
Automotive LED Driver Roadmap
1
Automotive LED Driver Portfolio
Fog Light
Clearance Light
Daytime Running
Light
Turn Light
Head Light
Q416
Simple Lighting
Mid-Range
Matrix Control1
NEW
Q416
NEW
S6BL111A
Asynchronous Buck2,
1 ch3, 1.0 A4, 2.1 MHz5,
42 V7, 16-Pin HTSSOP
Q416
NEW
S6BL111A
Asynchronous Buck2,
1 ch3, 1.0 A4, 2.1 MHz5,
42 V7, 16-Pin HTSSOP
CYxxx1
Asynchronous Boost2
1 ch3, 1.0 A4, 2.1 MHz5,
SSCG6,
60 V7, 24-Pin HTSSOP
CYxxx1
Asynchronous Boost2
1 ch3, 1.0 A4, 2.1 MHz5,
SSCG6,
60 V7, 24-Pin HTSSOP
S6BL111A
Asynchronous Buck2,
1 ch3, 1.0 A4, 2.1 MHz5,
42 V7, 16-Pin HTSSOP
CYxxx2_HG
Switch2,
8 ch3, 0.5 A4,1 kHz5,
60 V7, 24-Pin HTSSOP
CYxxx2_SG
Switch2,
4 ch3, 1.0 A4,1 kHz5,
60 V7, 20-Pin HTSSOP
CYxxx2_HG
Switch2,
8 ch3, 0.5 A4,1 kHz5,
60 V7, 24-Pin HTSSOP
Q416
NEW
Q416
NEW
S6BL111A
Asynchronous Buck2,
1 ch3, 1.0 A4, 2.1 MHz5,
42 V7, 16-Pin HTSSOP
NEW
Q216
NEW
Q216
NEW
S6BL112A
Synchronous Buck2
1 ch3, 2.0 A4, 2.1 MHz5,
42 V7, 16-Pin HTSSOP
S6BL111A
Asynchronous Buck2,
1 ch3, 1.0 A4, 2.1 MHz5,
42 V7, 16-Pin HTSSOP
S6BL112A
Synchronous Buck2
1 ch3, 2.0 A4, 2.1 MHz5,
42 V7, 16-Pin HTSSOP
Q416
Q416
NEW
S6BL111A
Asynchronous Buck2,
1 ch3, 1.0 A4, 2.1 MHz5,
42 V7, 16-Pin HTSSOP
S6BL111A
Asynchronous Buck2,
1 ch3, 1.0 A4, 2.1 MHz5,
42 V7, 16-Pin HTSSOP
Market Segment
Production Sampling Development Concept
1
A new front lighting technology that controls individual LEDs
2 Main topology
3 Output channel
4 Maximum output current
002-10309
Rev *A
Owner: TSAG
BUM: KINA
5
Maximum switching frequency
6 Spread spectrum clock generator
7 Maximum Input and output voltage
Automotive LED Driver Roadmap
Status
Availability
QQYY
QQYY
Roadmap 2
One-Channel Automotive LED Driver
S6BL111A
Applications
Family Table
Daytime running lights, clearance lights, fog lights, turn lights
and headlights
Maximum Output Current
MPN
FET ON Resistor
Method
1.0 A
S6BL111A
Hi-Side: 480 mΩ
Asynchronous Buck
2.0 A
S6BL112A
Hi-Side: 200 mΩ
Lo-Side: 150 mΩ
Synchronous Buck
Features
Asynchronous rectification buck LED driver
High efficiency: >90 %
Wide input voltage range: 4.5-42 V
Maximum output current: 1 A
High accuracy output current: ±2.0 %
Adjustable switching frequency: 0.205-2.1 MHz
Minimum on time1: 35 ns
System safety functions for system protection
Dimming function: Analog2, PWM3
Slew rate control4 for noise reduction
Package: 16-pin thermally enhanced TSSOP (4.4 mm x 5.0 mm)
Qualification: AEC-Q100 Grade-1
Block Diagram
VBAT
VIN
MASK6
S6BL111A
BGR5
4.2-V LDO
MASK6
Oscillator
VCC
RT
PVIN
UVLO7
UVLO7
DIM
SRCNT
BST
Collateral
Preliminary Datasheet:
S6BL111A
Automotive LED Driver Evaluation Kit:
ADJ
Contact Sales
DIAG
Availability
Sampling: Now
spec of switching on time of power MOSFET used in the LED driver
method to control the brightness of an LED using varying DC current
3 A method to control the brightness of an LED using a pulse width
modulated signal generated by a microcontroller
2A
Owner: TSAG
BUM: KINA
4A
function that reduces switching noise by controlling
the rise time (Tr) and fall time (Tf) of the internal switching
power MOSFET
5 Band gap reference
Automotive LED Driver Roadmap
PWM
Control
LX
PGND
CSP
Protection
Function
Production: Q4 2016
1A
002-10309
Rev *A
VCC
LED
Current
Control
CSN
LED
6 Prevents
a false LED open detection when a drop in
the input voltage causes the output voltage to fall
below the forward voltage of the LED devices
7 Undervoltage lockout
Roadmap 3
One-Channel Automotive LED Driver
S6BL112A
Applications
Family Table
Headlights, daytime running lights, clearance lights, fog lights
and turn lights
Maximum Output Current
MPN
FET ON Resistor
Method
1.0 A
S6BL111A
Hi-Side: 480 mΩ
Asynchronous Buck
S6BL112A
Hi-Side: 200 mΩ
Lo-Side: 150 mΩ
Synchronous Buck
2.0 A
Features
Synchronous rectification buck LED driver
High efficiency: >94 %
Wide input voltage range: 4.5-42 V
Maximum output current: 2 A
High accuracy output current: ±2.0 %
Adjustable switching frequency: 0.205-2.1 MHz
Minimum on time1: 35 ns
System safety functions for system protection
Dimming function: Analog2, PWM3
Slew rate control4 for noise reduction
Package: 16-pin thermally enhanced TSSOP (4.4 mm x 5.0 mm)
Qualification: AEC-Q100 Grade-1
Block Diagram
Preliminary Datasheet:
Contact Sales
Automotive LED Driver Evaluation Kit:
Contact Sales
UCD
Availability
DIAG
Production: Q4 2016
A spec of switching on time of power MOSFET used in the LED driver
A method to control the brightness of an LED using varying DC current
3 A method to control the brightness of an LED using a pulse width
modulated signal generated by a microcontroller
2
002-10309
Rev *A
Owner: TSAG
BUM: KINA
4
BGR6
4.2-V LDO
MASK6
Oscillator
VCC
RT
DIM
SRCNT
BST
UVLO7
Under
Current
Detection
Protection
Function
A function that reduces switching noise by controlling
the rise time (Tr) and fall time (Tf) of the internal switching
power MOSFET
5 Band gap reference
Automotive LED Driver Roadmap
VCC
PVIN
LED
Current
Control
ADJ
VCC
1
S6BL112A
MASK6
Collateral
Sampling: Q2 2016
VIN
VBAT
PWM
Control
LX
PGND
CSP
CSN
LED
6
Prevents a false LED open detection when a drop in
the input voltage causes the output voltage to fall below
the forward voltage of the LED devices
7 Undervoltage lockout
Roadmap 4