IL34262
Characteristic
Symbol
Min
Max
Unit
OVERVOLTAGE COMPARATOR
Voltage Feedback Input Threshold
MULTIPLIER
VFB(OV)
1.065VFB
1.095VFB
V
Input Bias Current, Pin 3 (VFB = 0 V)
Input Threshold, Pin 2
IIB
—
-0.5
—
µA
V
Vth(M)
1.05 VOL(EA)
Dynamic Input Voltage Range
Multiplier Input (Pin 3)
Vpin3
Vpin2
K
0 to 2.5 Vth(M) to
(Vth(M)+1.0)
—
—
0.87
V
Compensation (Pin 2)
Multiplier Gain (Vpin 3 = 0.5 V, Vpin 2 = Vth(M) +
0.43
1/V
1.0 V)
ZERO CURRENT DETECTOR
Input Threshold Voltage (Vjn Increasing)
Hysteresis (Vin Decreasing)
Vth
VH
1.33
100
6.1
1.87
300
—
V
mV
V
Input Clamp Voltage
VIH
VIL
High State (IDET = + 3.0 mA)
Low State (IDET = - 3.0 mA)
0.3
1.0
CURRENT SENSE COMPARATOR
Input Bias Current (Vpin 4 = 0 V)
IIB
—
-1.0
µA
mV
V
Input Offset Voltage (Vpm 2 = 1.6 V, Vpm 3 = 0 V)
Maximum Current Sense Input Threshold (Note 1)
Delay to Output
VIO
Vth(max)
tPHL(in/out)
—
1.3
—
25
1.8
400
ns
DRIVE OUTPUT
Output Voltage (VCC = 12 V)
Low State (Isink = 20 mA)
(Isink = 200 mA)
V
VOL
VOH
—
—
0.8
3.3
0.8
3.3
18
High State (Isource = 20 mA)
(Isource = 200 mA)
9.8
7.8
14
Output Voltage (VCC = 30 V)
VO(max)
V
High State (Isource = 20 mA, CL = 15 pF)
Output Voltage Rise Time (CL 1.0 nF)
Output Voltage Fall Time (CL 1.0 nF)
tr
tf
—
—
120
120
ns
ns
Output Voltage with UVLO Activated
(Vcc = 7.0 V,lSink= 1.0mA)
VO(UVLO)
—
0.5
V
RESTART TIMER
Restart Time Delay
200
—
µs
tDLY
Note 1: This parameter is measured with VFB =0V, and VPin3=3.0V
2011, February, Rev. 01
IKSEMICON [ IK SEMICON CO., LTD ]
