Confidential
Datasheet Version 1.1
Electrical Characteristics (continued)
VCC=12V, VPWMI=5V, Ta=25℃, unless otherwise specified
SYMBOL
PARAMETER
TEST CONDITION
MIN
Internal Transconductance Opamp
IBIAS
Input Bias current
-
-
VOFFSET
Input Offset voltage
-
-5
I_AMP_SOURCE AMP Source Current
VFBN=1V, VFBP=2V, VCOMP=1.5V
-
I_AMP_SINK
AMP Sink Current
VFBN=2V, VFBP=1V, VCOMP=1.5V
-
Oscillator
FOSC
Oscillator frequency
( 100KHz ~ 400KHz )
Ta=-40℃ ~ 85℃, RT=500㏀
90
Ta=25℃, RT=500㏀
95
Ta=-40℃ ~ 85℃, RT=123㏀
340
DMAX
Maximum duty cycle
-
-
Synchronizing ( External Input )
VIL_SYNC
SYNC Input voltage Low level
-
-
VIH_SYNC
SYNC Input voltage high level
-
2
TSYNC_MIN
SYNC minimum input pulse width(3) VSYNC = 0V to 5V
20
TSYNC_MAX
SYNC maximum input pulse width
VSYNC = 0V to 5V
-
PWM Input
VPWMI(LO)
PWMI input low voltage
VPWMI(HI)
PWMI input high voltage
RPWMI
PWMI pull-down resistance
PWM Output
TRISE,PWMO
PWM Output rise time
TFALL,PWMO
PWM Output fall time
Auto Restart Protection ( AUTO )
TAR
Auto Restart Time
Over Voltage Protection ( OVP )
VOVP
VOVPH
TOVP
Over voltage protection
Over voltage protection hysteresis
OVP Filtering time(3)
Ta=-40℃ ~ 85℃
Ta=-40℃ ~ 85℃
VPWMI=5V
1nF capacitance at PWMO
1nF capacitance at PWMO
Fosc = 100KHz
-
-
2.0
50
-
-
-
2.94
-
-
TYP MAX UNIT
0.5
1
nA
-
5
mV
-100
-
uA
100
-
uA
100
110
kHz
100
105
kHz
400
460
kHz
90
-
%
-
0.8
V
-
5.5
V
-
-
ns
-
0.05
/fosc
ns
-
0.8
V
-
5.5
V
100
150
㏀
-
300
ns
-
200
ns
1
-
ms
3.0
3.06
V
0.3
-
V
200
-
ns
March 2012
Page 5