MC33099CDW FREESCALE [Freescale Semiconductor, Inc], MC33099CDW Datasheet - Page 2

• Manufacturer Part Number: MC33099CDW
• Description: Adaptive Alternator Voltage Regulator
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

2
33099
FILTER
PHASE
CF
PHASE
REMOTE
V rem
Local
Local
Sense
Osc
A/D
Comparator
& Tracking
Alternate S
Configuration
V rs
V l
V ls
1.25 V
C ph
0.6 V
LB
4 LSB
tator
u/d
R1
R2
To
Logic
R3
C rs
8-Bit Counter
4MSB
Up/Down
Control
Switch
P
P
F2
F1
16
256
S2
CB1
S1
Boundry for IC
V o
V hvl
LCR TEST
R4
R5
Figure 2. 33099 Simplified Internal Block Diagram
u/d
Low
Pass
RF
Digital
Duty Cycle
Generator
U/D
Counter
CB2
DAC
Np
Cf
V dac
LCR1
FB
LRC2
V fb
MUX
C dc
Over
Voltage
Detect
MC33099
1.25 V
(OTC)
A
N
D
3
C uv
LD
OV
1.25 V
UV
Bandgap
Reference
N
D
(2.0 V)
A
1
V ref
Min Duty
Cycle
OR2
V DD
Regulator
Polling
Lamp
V
(5.0 V)
AGND
DD
OR1
A
N
D
2
Ign
Delay
BATT
Internal
and Bias
Current
Polling
C ign
Polling
V reg
Gate
Drain
Lamp
Driver
Circuit
Css
V Tigm
Thermal
Limit
Current
Limit
A
N
D
4
Batt
1.25V
Analog Integrated Circuit Device Data
V Tssc
I ign
Z2
GND
Cds
Charge
Pump
Regulator
Dtl
l pd
V g
S3
l pu
Batt
LAMP
DRAIN
LAMP
GATE
Rs
V Tdsc
IGN
Z1
REMOTE
PHASE
GATE
SOURCE
Freescale Semiconductor
Stator
Vbat
500
Field
Ground
Ignition
Battery