Jul ?$shortyear>
CONFIDENTIAL
Parameter
Feedback & Protection
2,3
Reference Current
1
Output Voltage at Startup Mode
Output Voltage at Normal Mode
Overvoltage Protection Threshold
Overvoltage Protection Hysteresis
Overpower Protection Threshold
2,4
Overpower Protection Recovery
2,4
Input Brownout Protection Threshold
Input Brownout Recovery Threshold
Thermal Protection
1
Thermal Shutdown Threshold
Thermal Shutdown Hysteresis
STBY Input
5
Logic Threshold Low
Logic Threshold High
-
Vdd-0.8
-
-
T
SD
T
SD(Hy)
130
-
143
9
25º C, 115 VAC
25º C, 115 VAC
25º C, GDRV turns off
25º C, GDRV turns on
V
BP(th)
V
BR
25º C, 115 VAC
25º C
25º C, 115 VAC
I
REF
V
O(startup)
V
O(nom)
V
OVP
V
OVP(Hy)
-
-
-
415
-
-
-
62
76
129
360
400
418
4
130
100
65
80
Condition
Symbol
Min
Typ
CS1500
Max
Unit
-
-
-
421
-
-
-
69
83
μA
V
V
V
V
%
%
Vrms
Vrms
155
-
ºC
ºC
0.8
-
V
V
NOTES:
1.
2.
Specifications guaranteed by design & characterization and correlation with statistical process controls.
Specification are based upon a PFC system configured for AC input of 90-265 VAC (Sine), 45/65 Hz, V
link
= 400 V,
R
AC
= 3 x 1.0 MΩ, R
FB
= 3 x 1.0 MΩ, C3 = 180
μF,
L
B
= 360
μH,
90 W. For other V
link
voltages, refer to Section 4
Application Example.
Detailed Calculation See Section 4 Application Example.
Overpower protection is scaled to rated power.
STBY is designed to be driven by an open collector. The input is internally pulled up with a 600 kΩ resistor.
Normal operation mode, see Section 3.2.
3.
4.
5.
6.
1.3
Thermal Characteristics
Parameter
Thermal Resistance (Junction to Ambient)
.
Thermal Resistance (Junction to Case)
.
7.
The package thermal impedance is calculated in accordance with JESD 51.
Value
159
39
Unit
ºC / W
ºC / W
Symbol
R
θ
JA
R
θ
JC
4
DS849A7
CIRRUS [ CIRRUS LOGIC ]
