BTS 6480SF Infineon Technologies, BTS 6480SF Datasheet - Page 33

• Manufacturer Part Number: BTS 6480SF
• Manufacturer: Infineon Technologies

Specifications of BTS 6480SF

• Packages: PG-DSO-36
• Channels: 4.0
• Channel Mix: 2*4,5mohm+2*11mohm
• Led Mode: Yes
• Cranking Mode: No
• Pwm Engine Integrated: Yes

CHCRn
Channel Configuration Register
Field
FREQn
n = 0 to 5
SYDELn
n = 0 to 5
PSHn
n = 0 to 5
PCR
PWM Configuration Register
Field
PST
DPSH
DCS
Data Sheet
W/R
W/R
r/w
r/w
RB
RB
1
0
1
0
Bits
1:0
3:2
6:4
Bits
0
2:1
3
x
1
ADDR
ADDR
x
1
Type
rw
rw
rw
Type
rw
rw
rw
x
1
Description
PWM Frequency Prescaler Setting for Channel n
00
01
10
11
Delay of Current Sense Synchronization Signal for Channel n
00
01
10
11
Channel Phase Shift for Channel n
000 No phase shift
001 Phase shift 1: 32 / (
010 Phase shift 2: 64 / (
...
110 Phase shift 6: 192 / (
111 Phase shift 7: 224 / (
Description
Automatic PWM Generation
0
1
Device Phase Shift
00
01
10
11
Single Duty Cycle for all Channels
0
1
9
0
9
0
Prescaler 1:
Prescaler 2:
Prescaler 4:
Synchronization signal delay 1: 8 / (
Synchronization signal delay 2: 16 / (
Synchronization signal delay 3: 24 / (
Phase shift 1: 8 / (
Phase shift 2: 16 / (
Phase shift 3: 24 / (
Normal mode without automatic PWM generation
No synchronization signal delay
No automatic PWM generation
Automatic PWM generation
No phase shift
Duty cycle setting of channel 0 used for all channels
Individual duty cycle setting used for each channel
8
0
8
0
33
7
0
7
0
f
f
f
PCLK
PCLK
PCLK
(or
(or
(or
6
6
0
f
PCLK
f
f
f
f
PCLK
PCLK
PCLK
PCLK
f
f
f
f
f
PCLK
PCLK
INT
INT
INT
PHSn
(or
) / 256
) / 512
) / 1024
(or
(or
(or
(or
5
5
0
(or
(or
f
INT
f
f
f
f
INT
INT
INT
INT
f
f
INT
INT
))
))
))
))
))
4
4
0
))
))
Automatic PWM Generator
f
PCLK
f
f
DCS
PCLK
PCLK
3
SYDELn
3
SPOC - BTS6480SF
(or
(or
(or
Rev. 1.0, 2010-04-12
f
INT
f
f
2
2
INT
INT
DPSH
))
))
))
1
1
FREQn
PST
0
0