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TL1464IPTG4 Datasheet(PDF) 6 Page - Texas Instruments

Part # TL1464IPTG4
Description  QUAD PULSE-WIDTH-MODULATION CONTROL CIRCUIT
PDF  11 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TL1464IPTG4 Datasheet(HTML) 6 Page - Texas Instruments

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TL1464I
QUAD PULSE-WIDTH-MODULATION CONTROL CIRCUIT
SLVS266 – FEBRUARY 2000
6
POST OFFICE BOX 655303
• DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range, VCC = 6 V, f =
1 MHz (unless otherwise noted)
reference section
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Vref
Output voltage (pin 16)
TA = 25°C,
I(OR) = –1 mA
1.485
1.50
1.515
V
R(EGIN)
Input regulation
VOS = 3.1 V to 12 V,
I(OR) = –1 mA
2
12.5
mV
R(EFL)
Output regulation
I(OR) = –0.1 mA to –1 mA
1
7.5
mV
V(RTC1)
Output voltage change with temperature
TA = 20°C to 25°C
–0.2%
±2%
R(RTC2)
Output voltage change with temperature
TA = 25°C to 75°C
–0.2%
±2%
IOS
Short-circuit output current
Vref = 0 V
4
8
mA
undervoltage lockout section
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIH
Upper threshold voltage
2.7
V
VIL
Lower threshold voltage
TA =25°C
2.5
V
Vhys
Hysteresis
TA = 25°C
0.1
0.2
V
VR
Reset threshold voltage (VCC)
2.2
2.3
V
output voltage monitor section
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
TA = 25°C (CH-1,2)
0
VIO(M)
Input offset voltage
VI = 1.5 V (pins 6 and 9),
TA = 25°C (CH-3,4)
10.5
V
I(BOM)
Input bias current
VI = 0 V
–200
–500
nA
V(IOM)
Input voltage range
VCC = 3.1 V ~ 12 V
0 to
VCC–1.8
V
protection control section
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V(tPC)
Input threshold voltage (pin 15)
TA = 25°C
1.45
1.50
1.55
V
V(stby)
Standby voltage (pin 15)
40
70
100
mV
VI
Latched input voltage (pin 15)
10
30
mV
I(bPC)
Input source current (pin 15)
TA = 25°C
–1
–3
–6
µA
oscillator section
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
f(OSC)
Frequency
Ct = 100 pF,
Rt = 10 kΩ
1
MHz
f(dev)
Standard deviation of frequency
All values are constant
7%
f(dV)
Frequency change with voltage
VCC = 3 V ~ 12 V
1%
f(dT1)
Frequency change with temperature
TA = 20°C to 25°C
–0.5%
±4%
f(dT2)
Frequency change with temperature
TA = 25°C to 75°C
0.5%
±4%



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