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參數(shù)資料
| 型號： | TL3577-ADJIKTTR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 6 A SWITCHING REGULATOR, 120 kHz SWITCHING FREQ-MAX, PSSO5 |
| 封裝： | PLASTIC, D2PAK, TO-263, 5 PIN |
| 文件頁數(shù)： | 16/21頁 |
| 文件大?。?/td> | 431K |
| 代理商： | TL3577-ADJIKTTR |
www.ti.com
Electrical Characteristics
DVOUT
DVIN
DVOUT
DILOAD
DV
REF
DV
IN
DISWITCH
DVCOMP
100-kHz CURRENT-MODE SIMPLE STEP-UP/FLYBACK SWITCHING REGULATOR
SLVS633 – OCTOBER 2006
V
IN = 5 V, VFEEDBACK = VREF, ISWITCH = 0 (unless otherwise noted)
TL3577-ADJ
PARAMETER
TEST CONDITIONS
TJ
UNIT
MIN
TYP
MAX
25
°C
11.6
12
12.4
VIN = 5 V to 10 V,
VOUT
Output voltage
V
Full range
11.4
12.6
25
°C
20
50
VIN = 3.5 V to 10 V, ILOAD = 200 mA,
Line regulation
mV
See Figure 1
Full range
100
25
°C
20
50
Load regulation
mV
Full range
100
η
Efficiency
25
°C
80
%
25
°C
7.5
10
VFEEDBACK = 1.5 V (SWITCH Off)
Full range
14
ICC
Input supply current
mA
25
°C
45
70
ISWITCH = 2 A,
VCOMP = 2 V (maximum duty cycle)
Full range
85
25
°C
2.7
2.85
VUV
Input supply undervoltage lockout ISWITCH = 100 mA
V
Full range
2.95
25
°C
85
100
115
fO
Oscillator frequency
Measured at SWITCH, ISWITCH = 100 mA
kHz
Full range
80
120
25
°C
1.214
1.23
1.246
Measured at FEEDBACK,
VREF
Reference voltage
V
VIN = 3 V to 40 V, VCOMP = 1 V
Full range
1.206
1.254
Reference voltage line regulation
VIN = 3 V to 40 V
25
°C
0.5
mV
25
°C
100
300
IB
Error amplifier input bias current
VCOMP = 1 V
nA
Full range
800
25
°C
2400
3700
4800
GM
Error amplifier transconductance
ICOMP = –30 A to 30 A, VCOMP = 1 V
mho
Full range
1600
5800
25
°C
500
800
AVOL
Error amplifier voltage gain
VCOMP = 1.1 V to 1.9 V, RCOMP = 1 M(1)
V/V
Full range
250
25
°C
2.2
2.4
Upper limit, VFEEDBACK = 1 V
Full range
2
Error amplifier output swing
V
25
°C
0.3
0.4
Lower limit, VFEEDBACK = 1.5 V
Full range
0.55
25
°C
±130
±200
±300
Error amplifier output current
VFEEDBACK = 1 V to 1.5 V, VCOMP = 1 V
A
Full range
±90
±400
25
°C
2.5
5
7.5
ISS
Soft-start current
VFEEDBACK = 1 V, VCOMP = 0
A
Full range
1.5
9.5
25
°C
88
90
D
Maximum duty cyle
VCOMP = 1.5 V, ISWITCH = 100 mA
%
Full range
84
Switch transconductance
25
°C
12.5
A/V
25
°C
10
300
VSWITCH = 65 V,
IL
Switch leakage current
A
VFEEDBACK = 1.5 V (SWITCH off)
Full range
600
25
°C
0.5
0.7
ISWITCH = 2 A,
VSAT
Switch saturation voltage
V
VCOMP = 2 V (maximum duty cycle)
Full range
0.9
25
°C
3.7
4.3
5.3
NPN switch current limit
VCOMP = 2 V
A
Full range
3
6
(1)
A 1-M
resistor is connected to the compensation pin (which is the error amplifier output) to ensure accuracy in measuring A
VOL. In
actual applications, this load resistance should be
≥10 M, resulting in A
VOL that is typically twice the specified minimum limit.
4
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TL3577-ADJIKTTRG3 | 制造商:Texas Instruments 功能描述:CONV DC-DC SGL-OUT STEP UP 6PIN TO-263 - Tape and Reel |
| TL35A | 功能描述:測試引線 TEST LEAD WITH ALL RoHS:否 制造商:Pomona Electronics 設(shè)備類型:Patch Cords 連接器類型:Banana plug (stackable) on both ends 長度:60 in 顏色:Black |
| TL35B | 功能描述:測試引線 TEST LEAD W/ALLIGATOR CLIPS-CE RoHS:否 制造商:Pomona Electronics 設(shè)備類型:Patch Cords 連接器類型:Banana plug (stackable) on both ends 長度:60 in 顏色:Black |
| TL36 | 功能描述:測試引線 TEST LEADS W/CLIPS RoHS:否 制造商:Pomona Electronics 設(shè)備類型:Patch Cords 連接器類型:Banana plug (stackable) on both ends 長度:60 in 顏色:Black |
| TL-36 | 制造商:B&K Precision Corporation 功能描述: |
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