THV3012 Datasheet, PDF (3/12 Pages) THine Electronics, Inc. – 1ch DC/DC converter

THV3012_Rev.1.00_E
Electrical Characteristics (VIN = 12V, VCC=5V, Vctl=3.3V, Ta=25°C, unless otherwise noted.)
Parameter
Symbol
Operation current
Icc
Stand-by current
Ist
VIN input bias current
Ivinst
Ivin
Oscillation Frequency 1
Fosc1
Oscillation Frequency 2
Fosc2
Minimum operation frequency Foscmin
Minimum On pulse
tonmin
Minimum Off pulse
toffmin
Feed back voltage
Vfb
Feed back bias current
Ivoset
Current sense offset voltage dVcs
SCP threshold voltage
Vscp
SCP delay time
tscp
Low gate driver high side On
resistance
RonLH
Low gate driver low side On
resistance
RonLL
High gate driver high side On
resistance
RonHH
High gate driver low side On
resistance
RonHL
VINUVLO voltage threshold VINuvlo
VINUVLO voltage hysteresis VINuvlo-h
VCCUVLO voltage threshold VCCuvlo
VCCUVLO voltage hysteresis VCCuvlo-h
Soft start time
tss
PSI high input voltage
Vpsih
PSI low input voltage
Vpsil
PSI input bias current
Ipsi
Output pull-down On resis-
tance
RonCSP
Conditions
Vctl=0V
Vctl=0V
Vctl=3.3V
FSET=VCC, Vpsi=VCC
FSET=OPEN, Vpsi=VCC
Vpsi=0V
CSN=1.8V
ILH=20mA
ILL=20mA
IHH=20mA
IHL=20mA
Css=1000pF
Vpsi=5V
Vctl=0V
Min
320
440
0.8415
-50
50
Typ
1.5
150
20
200
360
500
8
100
250
0.850
0
60
0.6
4.1
Max Units
3.0 mA
uA
40
uA
uA
400 kHz
560 kHz
kHz
nsec
nsec
0.8585 V
50
nA
70
mV
V
msec
3.5
Ω
2.0
Ω
3.5
Ω
1.5
Ω
4.0
4.0
0.300
4.2
4.2
0.05
4.2
0.15
0.425
12.5
4.4
4.4
0.550
0.3
V
V
V
V
msec
V
V
uA
35
Ω
Copyright©2009 THine Electronics, Inc.
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THine Electronics, Inc.