IR3710MTRPBF
PARAMETER
NOTE
TEST CONDITION
MIN
TYP
MAX
UNIT
FAULT PROTECTION
ISET pin output current
18
20
22
μ A
Under Voltage Threshold
Under Voltage Hysteresis
Over Voltage Threshold
Falling V FB & monitor PGOOD
Rising V FB
Rising V FB & monitor PGOOD
0.37
0.4
7.5
0.6
0.43
V
mV
V
PGOOD Delay Threshold (V SS )
GATE DRIVE
0.6
V
UGATE Source Resistance
UGATE Sink Resistance
UGATE Rise and Fall Time
LGATE Source Resistance
LGATE Sink Resistance
LGATE Rise Time
LGATE Fall Time
Dead time
1
1
1
1
I GATE = 0.1A
I GATE = 0.1A
3nF load; 1V & 4V thresholds
I GATE = 0.1A
I GATE = 0.1A
6.8nF load; 1V to 4V
6.8nF load; 4V to 1V
Measure time from
5
1.5
1
10
1.5
0.4
15
10
3
2
3
1
50
?
?
ns
?
?
ns
ns
ns
V LGATE = 1V to V UGATE = 1V
Minimum LGATE Interval
CHARGE PUMP OUTPUT
400
ns
Source Resistance I CPO =15mA
Sink Resistance I CPO =15mA
3.3
1
5
2.1
?
?
Charge Pump Disable
FCCM = HIGH
6.8
7.2
V
Threshold, V CP TH
LOGIC INPUT AND OUTPUT
EN Rising Threshold
EN Hysterisis
EN Input Current
FCCM Rising Threshold
FCCM Falling Threshold
1.14
40
0.5
1.22
100
1
0.7
1.3
160
1
1.2
V
mV
μ A
V
V
FCCM Hysterisis
0.3
FCCM Input Current
1
μ A
PGOOD pull down resistance I PGOOD =2mA
50
100
?
NOTES:
1.
Guaranteed by design, not tested in production
Page 4 of 20
www.irf.com
IR Confidential
4/26/10
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