Theory of operation, An349, Comp vcc gnd – Cirrus Logic AN349 User Manual
Page 4: Zcd inv, Mult
AN349
4
AN349REV1
Figure 5. Ballast Startup with CS1601
4. Theory of Operation
Figure 4 and Figure 5 are the internal block diagrams of the L6562 and the CS1601, respectively.
Figure 6. L6562 Block Diagram
4
CS
7
GD
2
COMP
VCC
GND
V
CC
8
V
Ref2
Starter
Stop
R1
+
-
+
-
Voltage
Regulator
Overvoltage
Detection
R2
40k
Multiplier & THD
Optimizer
Disable
Driver
25V
+
-
R
S
Q
+
-
5
ZCD
INV
1
UVLO
6
Starter
2.1V
1.6V
Zero Current
Detector
15V
5pF
MULT
3
Internal
Supply 7V
2.5V
See also other documents in the category Cirrus Logic Hardware:
- CobraNet (147 pages)
- CS4961xx (54 pages)
- CS150x (8 pages)
- CS1501 (16 pages)
- CS1601 (2 pages)
- CS1601 (16 pages)
- CS1610 (16 pages)
- CRD1610-8W (24 pages)
- CRD1611-8W (25 pages)
- CDB1610-8W (21 pages)
- CS1610A (18 pages)
- CDB1611-8W (21 pages)
- CDB1610A-8W (21 pages)
- CDB1611A-8W (21 pages)
- CRD1610A-8W (24 pages)
- CRD1611A-8W (25 pages)
- CS1615 (16 pages)
- AN403 (15 pages)
- AN401 (14 pages)
- AN400 (15 pages)
- AN375 (27 pages)
- AN376 (9 pages)
- CRD1615-8W (22 pages)
- CRD1616-8W (23 pages)
- AN402 (14 pages)
- AN404 (15 pages)
- CRD1615A-8W (21 pages)
- CS1615A (16 pages)
- CS1630 (56 pages)
- AN374 (35 pages)
- AN368 (80 pages)
- CRD1630-10W (24 pages)
- CRD1631-10W (25 pages)
- CS1680 (16 pages)
- AN405 (13 pages)
- AN379 (31 pages)
- CRD1680-7W (31 pages)
- AN335 (10 pages)
- AN334 (6 pages)
- AN312 (14 pages)
- AN Integrating CobraNet into Audio Products (16 pages)
- CobraNet Audio Routing Primer (9 pages)
- Bundle Assignments in CobraNet Systems (3 pages)
- CS2300-01 (3 pages)
- CS2000-CP (38 pages)