TL1464 Datasheet, PDF (6/11 Pages) Texas Instruments – QUAD PULSE-WIDTH-MODULATION CONTROL CIRCUIT

TL1464I
QUAD PULSE-WIDTH-MODULATION CONTROL CIRCUIT
SLVS266 – FEBRUARY 2000
electrical characteristics over recommended operating free-air temperature range, V_CC = 6 V, f =
1 MHz (unless otherwise noted)
reference section
PARAMETER
Vref
R(EGIN)
R(EFL)
V(RTC1)
R(RTC2)
IOS
Output voltage (pin 16)
Input regulation
Output regulation
Output voltage change with temperature
Short-circuit output current
undervoltage lockout section
PARAMETER
VIH
VIL
Vhys
VR
Upper threshold voltage
Lower threshold voltage
Hysteresis
Reset threshold voltage (VCC)
output voltage monitor section
PARAMETER
VIO(M) Input offset voltage
I(BOM)
V(IOM)
Input bias current
Input voltage range
protection control section
PARAMETER
V(tPC)
V(stby)
VI
I(bPC)
Input threshold voltage (pin 15)
Standby voltage (pin 15)
Latched input voltage (pin 15)
Input source current (pin 15)
oscillator section
PARAMETER
f(OSC)
f(dev)
f(dV)
f(dT1)
f(dT2)
Frequency
Standard deviation of frequency
Frequency change with voltage
Frequency change with temperature
TEST CONDITIONS
TA = 25°C,
I(OR) = –1 mA
VOS = 3.1 V to 12 V, I(OR) = –1 mA
I(OR) = –0.1 mA to –1 mA
TA = 20°C to 25°C
TA = 25°C to 75°C
Vref = 0 V
MIN
1.485
4
TYP
1.50
2
1
–0.2%
–0.2%
8
MAX
1.515
12.5
7.5
±2%
±2%
UNIT
V
mV
mV
mA
TEST CONDITIONS
TA = 25°C
MIN TYP MAX UNIT
2.7
V
2.5
V
0.1 0.2
V
2.2 2.3
V
TEST CONDITIONS
TA = 25°C (CH-1,2)
VI = 1.5 V (pins 6 and 9),
TA = 25°C (CH-3,4)
VI = 0 V
VCC = 3.1 V ~ 12 V
MIN TYP MAX UNIT
0
V
10.5
–200 –500 nA
0 to
VCC–1.8
V
TEST CONDITIONS
TA = 25°C
TA = 25°C
MIN TYP MAX UNIT
1.45 1.50 1.55 V
40
70 100 mV
10
30 mV
–1
–3
–6 µA
TEST CONDITIONS
Ct = 100 pF,
Rt = 10 kΩ
All values are constant
VCC = 3 V ~ 12 V
TA = 20°C to 25°C
TA = 25°C to 75°C
MIN TYP
1
7%
1%
–0.5%
0.5%
MAX
±4%
±4%
UNIT
MHz
6
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