ISL8120IRZ Intersil, ISL8120IRZ Datasheet - Page 16

• Manufacturer Part Number: ISL8120IRZ
• Description: IC CTRLR PWM 2PHASE W/DVR 32-QFN
• Manufacturer: Intersil

Specifications of ISL8120IRZ

• Pwm Type: Voltage Mode
• Number Of Outputs: 2
• Frequency - Max: 1.5MHz
• Duty Cycle: 90%
• Voltage - Supply: 3 V ~ 22 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Frequency-max: 1.5MHz
• Rohs Compliant: YES
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Electrical Specifications
Output Sink Current
Output Source Current
Disable Threshold (Note 3)
DIFFERENTIAL AMPLIFIER
DC Gain (Note 3)
Unity Gain Bandwidth (Note 3)
Negative Input Source Current (Note 3)
Maximum Source Current for Current
Sharing (Typical Application VIII) (Note 3)
Input Impedance
Output Voltage Swing (Note 3)
Input Common Mode Range (Note 3)
Disable Threshold (Note 3)
GATE DRIVERS
Upper Drive Source Resistance
Upper Drive Sink Resistance
Lower Drive Source Resistance
Lower Drive Sink Resistance
OVERCURRENT PROTECTION
Channel Overcurrent Limit (Note 3)
Channel Overcurrent Limit
Share Pin OC Threshold
Share Pin OC Hysteresis (Note 3)
CURRENT SHARE
Internal Balance Accuracy (Note 3)
Internal Balance Accuracy (Note 3)
External Current Share Accuracy (Note 3)
POWER GOOD MONITOR
Undervoltage Falling Trip Point
Undervoltage Rising Hysteresis
Overvoltage Rising Trip Point
Overvoltage Falling Hysteresis
PGOOD Low Output Voltage
Sinking Impedance
PARAMETER
16
Recommended Operating Conditions, Unless Otherwise Noted. (Continued)
V
OC_SET_HYS
UGBW_DA
R
V
V
SYMBOL
V
I
I
R
R
_VSEN-
R
R
I
VSEN+_to
SOURCE
SOURCE
UVR_HYS
OVF_HYS
V
UG_DA
V
I
I
I
VSEN1-
OC_SET
V
COMP
COMP
VSEN-
V
UGATE
UGATE
LGATE
LGATE
VSEN-
VSEN-
OVR
UVF
Unity Gain Amplifier
VSEN1- Source Current for Current
Sharing when parallel multiple modules
each of which has its own voltage loop
V
45mA Source Current
45mA Sink Current
45mA Source Current
45mA Sink Current
VCC = 2.97V to 5.6V
VCC = 5V; ISL8120CRZ
VCC = 5V; ISL8120IRZ
VCC = 2.97V to 5.6V
(comparator offset included)
VCC = 2.97V to 5.6V
(comparator offset included)
VCC = 2.97V and 3.6V, 1% Resistor
Sense, 10mV Signal
VCC = 4.5V and 5.6V, 1% Resistor
Sense, 10mV Signal
VCC = 2.97V and 5.6V, 1% Resistor
Sense, 10mV Signal
Percentage Below Reference Point
Percentage Above UV Trip Point
Percentage Above Reference Point
Percentage below OV Trip Point
I
I
PGOOD
PGOOD
MON1, 2
ISL8120
= 2mA
= 2mA
TEST CONDITIONS
= Tri-State
(Note 4)
1.16
MIN
-0.2
-15
94
89
11
0
VCC - 0.4
VCC - 0.4
TYP
1.20
100
350
108
108
108
1.0
1.0
1.0
0.4
-13
50
±5
±5
±5
13
3
6
0
5
1
4
4
VCC - 1.8
VCC - 1.8
(Note 4)
MAX
1.22
0.35
122
122
-11
15
70
March 20, 2009
FN6641.0
UNITS
MHz
MΩ
mA
mA
mV
dB
nA
µA
µA
µA
µA
%
%
%
%
%
%
%
V
V
V
V
Ω
Ω
Ω
Ω
V
V
Ω