ISL62391_11 Datasheet, PDF (4/20 Pages) Intersil Corporation – High-Efficiency, Triple-Output System Power Supply Controller

ISL62391, ISL62392, ISL62391C, ISL62392C
Electrical Specifications VIN = 12V, EN = VCC, T_A = -40°C to +100°C, unless otherwise noted. Typical values are at T_A = +25°C.
Boldface limits apply over the operating temperature range. (Continued)
PARAMETER
CONDITIONS
MIN
MAX
(Note 4) TYP (Note 4) UNITS
EN Input Leakage Current
EN = GND or VCC
-3.5
3.5
µA
ISEN Input Impedance
EN = VCC
600
kΩ
ISEN Input Leakage Current
EN = GND
0.1
µA
OCSET Input Impedance
EN = VCC
600
kΩ
OCSET Input Leakage Current
EN = GND
0.1
µA
OCSET Current Source
EN = VCC
8.7
10.0 10.5
µA
OCP (OCSET-ISEN) Threshold
EN = VCC (ISL62391HRTZ, ISL62392HRTZ,
T_A = -10°C to +100°C)
9
10.0 10.5
µA
-1.75
0.0
1.75
mV
UVP Threshold
Falling edge, referenced to FB
80.9
84
87
%
OVP Threshold
Falling edge, referenced to FB (ISL62391HRTZ,
81
84
87
%
ISL62392HRTZ, T_A = -10°C to +100°C)
Rising edge, referenced to FB
113
116
120
%
Falling edge, referenced to FB
99.5
103
106
%
OTP Threshold
Rising edge
150
°C
Falling edge
135
NOTES:
3. F_SW accuracy reflects IC tolerance only; it does not include frequency variation due to V_IN, V_OUT, L_OUT, ESR_COUT, or other application specific
parameters.
4. Compliance to datasheet limits is assured by one or more methods: production test, characterization and/or design.
4
FN6666.5
April 7, 2011