OZ964 Datasheet, PDF (4/14 Pages) List of Unclassifed Manufacturers – Change Summary

OZ964
ELECTRICAL CHARACTERISTICS
Parameter
Reference Voltage
Nominal voltage
Line regulation
Load regulation
Operating Frequency
Normal Operating Frequency
Ramp peak
Ramp valley
Low Frequency Oscillator
Operating frequency
Ramp peak
Ramp valley
Duty Cycle Range
Error Amplifier
Reference voltage at non-
inverting input pin (internal)
Under-Voltage Lockout
Positive-Going Threshold Voltage
Negative-Going Threshold Voltage
Supply
Stand-by Current
Supply Current
Soft Start
SST current
SST Protection Release Threshold
CTIMR
CTIMR current 1
CTIMR current 2
Protection release threshold
Symbol
Test Conditions
VDDA=5V; Tamb=25^oC;
Limits
Unit
Min Typ Max
Vref
K_L
K_V
f_op
CT V_peak
CT V_valley
I_load = 30µA
Temp coefficient
(Tamb=25^oC)
VDDA=4.6V to 5.5V
I_load = 5 µA to 80 µA
C_CT =220pF⁽¹⁾ ;
R_RT =47kΩ⁽¹⁾
Temp coefficient
(Tamb=25^oC)
3.22 3.35 3.48
V
-
125
- ppm/^oC
-
2
-
mV/V
-
2
-
mV
61.5 63.0 65.5 kHz
-
125
- ppm/^oC
2.35 2.50 2.65
V
1.00 1.05 1.12
V
f_LF
LCT V_peak
LCT V_valley
LPWM
C_LCT=6.8nF(2); V_DIM=1.2V
Temp coefficient
(Tamb=25^oC)
209
-
1.96
0.27
0
220
470
2.06
0.31
-
225
Hz
- ppm/^oC
2.18
V
0.33
V
100
%
VADJ
V_SST=0V
V_SST=2V
V_SST=4V
0.49 0.50 0.55
V
0.79 0.80 0.81
V
1.19 1.24 1.29
V
4.3
-
-
V
-
-
3.2
V
I_OFF
ENA=low
-
200 300
µA
I_ON
DIM=1.2V; LPWM=50kΩ
Ca=Cb=Cc=Cd=0.5nF⁽³⁾
C_CT =220pF⁽¹⁾,
-
3.0 4.2
mA
R_RT =47kΩ⁽¹⁾ ;C_LCT=6.8nF⁽²⁾
Temp coefficient
(Tamb=25^oC)
4.5 5.5 6.2
µA
-
420
- ppm/^oC
VDDA VDDA VDDA
-1.25 -1.0 -0.93
V
Temp coefficient
(Tamb=25^oC)
2.0
2.5
2.9
µA
-
395
- ppm/^oC
20
30
40
µA
2.9
3.1
3.3
V
CONFIDENTIAL
OZ964-DS-1.2
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