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ISL68134_16 Datasheet, PDF (10/50 Pages) Intersil Corporation – Digital Dual Output, 7-Phase Configurable PWM
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ISL68134
Electrical Specifications Recommended operating conditions, VCC = 3.3V, unless otherwise specified. Boldface limits apply across the
operating temperature range -40°C to +85°C. (Continued)
PARAMETER
TEST CONDITIONS
MIN
MAX
(Note 7)
TYP
(Note 7) UNIT
Current Sense Accuracy
ISEN to ADC accuracy
-2
2
%
Average Overcurrent Threshold Resolution
0.1
A
DIGITAL DROOP
Droop Resolution
0.01
mV/A
OSCILLATORS
Accuracy of Switching Frequency Setting
When set to 500kHz
480
500
520
kHz
Accuracy of Switching Frequency Setting
-4
+4
%
Switching Frequency Range
200
1000
kHz
SOFT-START RATE AND VOLTAGE TRANSITION RATE
Minimum Soft-Start Ramp Rate
Programmable minimum rate
20
µs
Maximum Soft-Start Ramp Rate
Programmable maximum rate
10
ms
Soft-Start Ramp Rate Accuracy
-4
4
%
Minimum Transition Rate
Programmable minimum rate
0.1
mV/µs
Maximum Transition Rate
Programmable maximum rate
100
mV/µs
Transition Rate Accuracy
-4
4
%
PWM OUTPUT
PWMx Output High Level
PWMx Output Low Level
PWMx Output Tri-State IOL
PWMx Output Tri-State IOh
THERMAL MONITORING AND PROTECTION
IOUT = 4mA
IOUT = 4mA
VOH = VCC
VOL = 0V
VCC - 0.4
-1
V
0.4
V
1
µA
µA
Temperature Sensor Range
-50
150
°C
Temperature Sensor Accuracy
TMON to ADC accuracy
-4.5
4.5
%
TWARN Output Low Impedance
4
9
13
Ω
TWARN Hysteresis
3
°C
POWER-GOOD AND PROTECTION MONITORS
PG Output Low Voltage
PG Leakage Current
IOUT = 8mA load
With pull-up resistor externally connected to VCC
0.4
V
0.5
1
µA
Overvoltage Protection Threshold Resolution
1
mV
Undervoltage Protection Threshold Resolution
1
mV
Overvoltage Protection Threshold When Disabled
INPUT VOLTAGE SENSE
VCC - 0.2
V
Input Voltage Accuracy
VINSEN to ADC accuracy
-2.5
2.5
%
Input Voltage Protection Threshold Resolution
1
mV
AVSBus
AVS VDDIO Input Voltage Range
0.90
3.63
V
AVS CLK, MDA, Input High Level
AVS CLK, MDA, Input Low Level
0.6 * VDDIO
V
0.4 * VDDIO V
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FN8817.0
September 28, 2016
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