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參數(shù)資料
| 型號： | UCC3580N-3 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 1.2 A SWITCHING CONTROLLER, 430 kHz SWITCHING FREQ-MAX, PDIP16 |
| 封裝： | GREEN, PLASTIC, DIP-16 |
| 文件頁數(shù)： | 13/19頁 |
| 文件大?。?/td> | 761K |
| 代理商： | UCC3580N-3 |
3
UCC1580-1,-2,-3,-4
UCC2580-1,-2,-3,-4
UCC3580-1,-2,-3,-4
ELECTRICAL CHARACTERISTICSUnless otherwise stated, all specifications are over the full temperature range, VDD =
12V, R1 = 18.2 k
W , R2 = 4.41 kW ,CT = 130 pF, R3 = 100 kW ,COUT1 =0F,COUT2 =0F.TA = 0°C to 70°C for the UCC3580,
-40°C to 85°C for the UCC2580, -55°C to 125°C for the UCC1580, TA =TJ.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
Oscillator Section
Frequency
370
400
430
kHz
CLK Pulse Width
650
750
850
ns
CLK VOH
ICLK = 3 mA
4.3
4.7
V
CLK VOL
ICLK = 3 mA
0.3
0.5
V
Ramp Generator Section
Ramp VOL
IRAMP = 100
mA
50
100
mV
Flux Comparator Vth
3.16
3.33
3.50
V
Pulse Width Modulator Section
Minimum Duty Cycle
OUT1, EAOUT = VOL
0
%
Maximum Duty Cycle
OUT1, EAIN = 2.6 V
63
66
69
%
PWM Comparator Offset
0.1
0.4
0.9
V
Error Amplifier Section
EAIN
EAOUT = EAIN
2.44
2.5
2.56
V
IEAIN
EAOUT = EAIN
150
400
nA
EAOUT, VOL
EAIN = 2.6 V, IEAOUT = 100
mA
0.3
0.5
V
EAOUT, VOH
EAIN = 2.4 V, IEAOUT = 100
mA
4
5
5.5
V
AVOL
70
80
dB
Gain Bandwidth Product
f = 100 kHz (Note 1)
2
6
MHz
Softstart/Shutdown Section
Start Duty Cycle
EAIN = 2.4 V
0
%
SS VOL
ISS = 100
mA
100
350
mV
SS Restart Threshold
400
550
mV
ISS
–20
–35
mA
SHTDWN VTH
0.4
0.5
0.6
V
ISHTDWN
50
150
nA
Undervoltage Lockout Section
VDD On
UCC3580-2,-4
14
15
16
V
UCC3580-1,-3
8
9
10
V
VDD Off
7.5
8.5
9.5
V
LINE On
4.7
5
5.3
V
LINE Off
4.2
4.5
4.8
V
ILINE
LINE=6V
50
150
nA
Supply Section
VDD Clamp
IVDD =10mA
14
15
16
V
IVDD Start
VDD < VDD On
160
250
A
IVDD Operating
No Load
2.5
3.5
mA
Output Drivers Section
OUT1 VSAT High
IOUT1 = 50 mA
0.4
1.0
V
OUT1 VSAT Low
IOUT1 =100 mA
0.4
1.0
V
OUT2 VSAT High
IOUT2 = 30 mA
0.4
1.0
V
OUT2 VSAT Low
IOUT2 = 30 mA
0.4
1.0
V
OUT1 Fall Time
COUT1 = 1nF, RS =3 W
20
50
ns
OUT1 Rise Time
COUT1 = 1nF, RS =3 W
40
80
ns
OUT2 Fall Time
COUT2 = 300pF, RS =10 W
20
50
ns
OUT2 Rise Time
COUT2 = 300pF, RS =10 W
20
40
ns
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| UCC3580N-3G4 | 功能描述:電壓模式 PWM 控制器 Single Ended Active Clamp/Reset PWM RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel |
| UCC3580N-4 | 功能描述:電壓模式 PWM 控制器 Single Ended Active Clamp/Reset PWM RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel |
| UCC3580N-4G4 | 功能描述:電壓模式 PWM 控制器 Single Ended Active Clamp/Reset PWM RoHS:否 制造商:Texas Instruments 輸出端數(shù)量:1 拓?fù)浣Y(jié)構(gòu):Buck 輸出電壓:34 V 輸出電流: 開關(guān)頻率: 工作電源電壓:4.5 V to 5.5 V 電源電流:600 uA 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝 / 箱體:WSON-8 封裝:Reel |
| UCC3580Q-1 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
| UCC3580Q-2 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Voltage-Mode SMPS Controller |
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