SL494
ELECTRICAL CHARACTERISTICS (Temperature -20 ~ 85°C, VCC = 15 V, f=10 kHz))
Symbol
Parameter
Test Conditions
Min
Max
Unit
Reference Section
V
Output Voltage
IO=1 mA
4.75
5.25
25
15
1
V
ref
V
regin
Output regulation
Input regulation
VCC=7 V to 40 V, TA=25°C
IO=1 to 10 mA, TA=25°C
mV
mV
%
V
regout
DV
Output Voltage change with TA= -20°C to 85°C
ref
temperature
ISC
Short-circuit output current
(Note 1)
Vref=0
50
mA
Oscillator Section
fOSC
Frequency
CT=0.01 mF, RT=12 kW
6
14
15
KHz
%
dfOSC
Standard deviation of
frequency (Note 2)
All values of VCC, CT, RT, TA
Constant
dfOSC(DV)
dfOSC(DT)
Frequency change with
voltage
VCC= 7 V to 40 V,
TA=25°C
10
2
%
%
Frequency change with
temperature
CT=0.01 mF, RT=12 kW
TA= -20°C to 85°C
Dead Time Control Section
IIB(2T)
Input bias current (pin 4)
V = 0 to 5.25 V
-10
3.3
mA
I
DCmax
Maximum duty cycle, each
output
VI(pin 4)=0 V
45
0
%
VTHD
Input threshold voltage
(pin 4)
Zero duty cycle
V
Maximum duty cycle
Error Amp Section
Input offset voltage
V
IO
VO(pin 3)=2.5 V
VO(pin 3)=2.5 V
VO(pin 3)=2.5 V
VCC= 7 V to 40 V
10
250
1
mV
nA
mA
V
IIO
IIB
Input offset current
Input bias current
Common-mode input
voltage range
LOW
HIGH
-0.3
VCC - 2
70
Avol
Open-loop voltage
amplification
DVO=3 V, VO=0.5 to 3.5 V
dB
fb
CMRR
IO
Unity-gain bandwidth
100
65
kHz
dB
Common-mode rejection ratio VCC=40 V, TA=25°C
Output sink current (pin 3)
V =-15 mV to -5 V,
0.3
mA
ID
VO(pin 3)=0.7 V
IO+
Output source current
(pin 3)
V =15 mV to 5 V,
VO(pin 3)=3.5 V
-2
mA
ID
System Logic
Semiconductor
SLS
SLS [ SYSTEM LOGIC SEMICONDUCTOR ]
