IL34262
Characteristic
Symbol
V
FB
(OV)
I
IB
Vth(M)
Vpin3
Vpin2
K
Min
1.065V
FB
—
1.05 V
OL(EA)
0 to 2.5 Vth(M) to
(Vth(M)+1.0)
0.43
Max
1.095V
FB
-0.5
—
—
—
0.87
Unit
V
µA
V
V
1/V
OVERVOLTAGE COMPARATOR
Voltage Feedback Input Threshold
MULTIPLIER
Input Bias Current, Pin 3 (
VFB
= 0 V)
Input Threshold, Pin 2
Dynamic Input Voltage Range
Multiplier Input (Pin 3)
Compensation (Pin 2)
Multiplier Gain (Vpin 3 = 0.5 V, Vpin 2
=
Vth(M) +
1.0 V)
ZERO CURRENT DETECTOR
Input Threshold Voltage (Vjn Increasing)
Hysteresis (Vin Decreasing)
Input Clamp Voltage
High State (I
DET
= + 3.0 mA)
Low State (I
DET
= - 3.0 mA)
Vth
V
H
V
IH
V
IL
1.33
100
6.1
0.3
1.87
300
—
1.0
V
mV
V
CURRENT SENSE COMPARATOR
Input Bias Current (Vpin 4 = 0 V)
Input Offset Voltage (Vpm 2 = 1.6 V, Vpm 3
=
0 V)
Maximum Current Sense Input Threshold (Note 1)
Delay to Output
I
IB
V
IO
V
th(max)
t
PHL(in/out)
—
—
1.3
—
-1.0
25
1.8
400
µA
mV
V
ns
V
V
OL
V
OH
V
O(max)
t
r
t
f
V
O(UVLO)
—
—
9.8
7.8
14
—
—
—
0.8
3.3
0.8
3.3
18
120
120
0.5
DRIVE OUTPUT
Output Voltage (V
CC
= 12 V)
Low State (I
sink
=
20 mA)
(I
sink
= 200 mA)
High State (I
source
= 20 mA)
(I
source
=
200 mA)
Output Voltage (V
CC
= 30 V)
High State (I
source
= 20 mA, C
L
= 15 pF)
Output Voltage Rise Time (C
L
1.0 nF)
Output Voltage Fall Time (C
L
1.0 nF)
Output Voltage with UVLO Activated
(Vcc = 7.0 V,l
Sink
= 1.0mA)
V
ns
ns
V
RESTART TIMER
Restart Time Delay
tDLY
200
—
µs
Note 1: This parameter is measured with V
FB
=0V, and V
Pin3
=3.0V
2011, February, Rev. 01
IKSEMICON [ IK SEMICON CO., LTD ]
