參數(shù)資料
型號(hào)： 5962-9958401Q2A
廠商： TEXAS INSTRUMENTS INC
元件分類： 穩(wěn)壓器
英文描述： 0.021 A DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, CQCC20
封裝： CERAMIC, LCC-20
文件頁(yè)數(shù)： 31/36頁(yè)
文件大?。?/td> 950K
代理商： 5962-9958401Q2A
TL1451A
DUAL PULSEWIDTHMODULATION CONTROL CIRCUITS
SLVS024E – FEBRUARY 1983 – REVISED NOVEMBER 1999
4
www.ti.com
electrical characteristics over recommended operating free-air temperature range, VCC = 6 V,
f = 200 kHz (unless otherwise noted)
reference section
PARAMETER
TEST CONDITIONS
TL1451AC
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output voltage (pin 16)
IO = 1 mA
2.4
2.5
2.6
V
O tp t oltage change
ith temperat re
TA = –20°C to 25°C
–0.1%
±1%
Output voltage change with temperature
TA = 25°C to 85°C
–0.2%
±1%
Input voltage regulation
VCC = 3.6 V to 40 V
2
12.5
mV
Output voltage regulation
IO = 0.1 mA to 1 mA
1
7.5
mV
Short-circuit output current
VO = 0
3
10
30
mA
All typical values are at TA = 25°C.
undervoltage lockout section
PARAMETER
TEST CONDITIONS
TL1451AC
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Upper threshold voltage (VCC)
2.72
V
Lower threshold voltage (VCC)
IO( f) 01mA
TA 25°C
2.6
V
Hysteresis (VCC)
IO(ref) = 0.1 mA,
TA = 25°C
80
120
mV
Reset threshold voltage (VCC)
1.5
1.9
V
All typical values are at TA = 25°C.
short-circuit protection control section
PARAMETER
TEST CONDITIONS
TL1451AC
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Input threshold voltage (SCP)
TA = 25°C
0.65
0.7
0.75
V
Standby voltage (SCP)
No pullup
140
185
230
mV
Latched input voltage (SCP)
No pullup
60
120
mV
Input (source) current
VI = 0.7 V,
TA = 25°C
–10
–15
–20
A
Comparator threshold voltage (FEEDBACK)
1.18
V
All typical values are at TA = 25°C.
oscillator section
PARAMETER
TEST CONDITIONS
TL1451C
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Frequency
CT = 330 pF,
RT = 10 k
200
kHz
Standard deviation of frequency
CT = 330 pF,
RT = 10 k
10%
Frequency change with voltage
VCC = 3.6 V to 40 V
1%
Frequency change with temperature
TA = –20°C to 25°C
–0.4%
±2%
Frequency change with temperature
TA = 25°C to 85°C
–0.2%
±2%
All typical values are at TA = 25°C.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
5962-9958501QXC 制造商:Microsemi Corporation 功能描述:FPGA 54K Gates 1184 Cells 79MHz/131MHz 0.45um (CMOS) Technology 3.3V/5V 256-Pin CQFP 制造商:Microsemi SOC Products Group 功能描述:FPGA 54K GATES 1184 CELLS 79MHZ/131MHZ 0.45UM 3.3V/5V 256CQF - Trays
5962-9958501QYC 制造商:Microsemi Corporation 功能描述:FPGA 54K Gates 1184 Cells 79MHz/131MHz 0.45um (CMOS) Technology 3.3V/5V 208-Pin CQFP 制造商:Microsemi Corporation 功能描述:FPGA 54K GATES 1184 CELLS 79MHZ/131MHZ 0.45UM (CMOS) TECHNOL - Rail/Tube
5962-9958502QXC 制造商:Microsemi Corporation 功能描述:FPGA 54K Gates 1184 Cells 90MHz/151MHz 0.45um (CMOS) Technology 3.3V/5V 256-Pin CQFP 制造商:Microsemi SOC Products Group 功能描述:FPGA 54K GATES 1184 CELLS 90MHZ/151MHZ 0.45UM 3.3V/5V 256CQF - Trays
5962-9958502QYC 制造商:Microsemi Corporation 功能描述:FPGA 54K Gates 1184 Cells 90MHz/151MHz 0.45um Technology 3.3V/5V 208-Pin PQFP 制造商:Microsemi Corporation 功能描述:FPGA 54K GATES 1184 CELLS 90MHZ/151MHZ 0.45UM 3.3V/5V 208PQF - Trays
5962-9958601QXC 制造商:Microsemi Corporation 功能描述:FPGA 32K Gates 1800 Cells 205MHz 0.35um Technology 3.3V/5V 256-Pin CQFP 制造商:Microsemi Corporation 功能描述:FPGA 32K GATES 1800 CELLS 205MHZ 0.35UM 3.3V/5V 256CQFP - Trays
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