CY8CLEDAC02 Cypress Semiconductor Corp, CY8CLEDAC02 Datasheet - Page 2

• Manufacturer Part Number: CY8CLEDAC02
• Description: IC CTLR AC-DC DIMMABLE LED 8SOIC
• Manufacturer: Cypress Semiconductor Corp
• Type: High Power, AC Input, Dimmabler

Specifications of CY8CLEDAC02

• Package / Case: 8-SOIC (3.9mm Width)
• Voltage - Supply: 8 V ~ 16 V
• Frequency: 200kHz
• Operating Temperature: -40°C ~ 85°C
• Number Of Outputs: 1
• Internal Switch(s): No
• Efficiency: 85%
• Topology: AC DC Offline Switcher
• Operating Supply Voltage: - 0.3 V to 18 V
• Maximum Supply Current: 20 mA
• Maximum Power Dissipation: 526 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Pin Count: 8
• Mounting: Surface Mount
• Operating Supply Voltage (max): 18V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Current - Output / Channel: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Logic Block Diagram
Document Number: 001-54879 Rev. *C
AC Input from
Dimmer
V
SENSE
V
V
IN
T
INPUT FILTERING AND RECTIFICATION
3
4
2
2.5K
(100µA)
V
I
Z
SD
IN_A
Vin
POR
(3.3V)
LDO
AC
AC
0 ~1.8V
adc_mux_sel
1.7V
0.128V
1.538V
+
_
ADC-
MUX
Figure 1. Simplified Application Diagram
+
+
+
-
-
-
16 MHz
NTC
ADC
CHOPPING CIRCUIT
V
V
1
3
4
2
V
OVP
VMS
POR
FB_C
BOOST
V
V
V
V
SENSE
IN
T
IN_D
CY8CLEDAC02
CONTROLLER
OUTPUT
and Dimmer Phase
Dimmer Detection
Constant Current
GND
I
VCC
SENSE
Startup
Measurement
Digital Logic
Reg
Control
8
5
7
6
D
ISENSE
Boost_Out
DAC
Output
I
V
SHORT_C
I
PEAK
OCP
ISOLATED FLYBACK CONVERSION
0~1.8V
V
PEAK
65K
65K
+
+
+
-
-
-
0.16V
1.9V
CY8CLEDAC02
8
7
6
5
1
V
GND
BOOST
OUTPUT
I
CC
SENSE
Page 2 of 20
LED
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