ISL6731A Datasheet, PDF (9/20 Pages) Intersil Corporation – Power Factor Correction Controllers

ISL6731A, ISL6731B
Electrical Specifications Operating Conditions: V_CC = 15V, T_A = +25°C. Boldface limits apply across the operating temperature range,
-40°C to +125°C. (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
MAX
(Note 8) TYP (Note 8) UNITS
BROWNOUT DETECTION
Brownout Rising Threshold
Brownout Falling Threshold
OVERVOLTAGE PROTECTION
V_{BO_R}
V_{BO_F}
478 494 510 mV
387 401 415 mV
Overvoltage Protection, FB pin
Overvoltage Protection, OVP pin
OVERCURRENT PROTECTION
V_RO1
V_RO2
Fraction of V_REF; ~1µs noise filter
Fraction of V_REF; ~1µs noise filter
103 104.1 106
%
103 104.2 106
%
Overcurrent Threshold
I_OC
THERMAL SHUTDOWN
-197 -177 -159 µA
Shutdown Temperature (Note 7)
160
°C
Thermal Shutdown Hysteresis (Note 7)
25
°C
NOTES:
6. This is the V_CC current consumed when the device is active but not switching. Does not include gate drive current.
7. Limits should be considered typical and are not production tested.
8. Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified.
Typical Performance Curves
100.50
101.0
100.25
100.00
100.5
100.0
V_IN = 2.5V
99.75
99.50
-40
-20 0
20 40 60 80 100
TEMPERATURE (°C)
FIGURE 3. FEEDBACK ACCURACY
120 140
99.5
V_IN = 0.6V
99.0
-40 -20 0
20 40 60 80
TEMPERATURE (°C)
100 120 140
FIGURE 4. F_SW vs TEMPERATURE, V_CC = 15V
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9
FN8582.1
February 13, 2015