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參數(shù)資料
| 型號(hào)： | TL497AY |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.5 A SWITCHING REGULATOR, 50 kHz SWITCHING FREQ-MAX, UUC13 |
| 封裝： | DIE |
| 文件頁(yè)數(shù)： | 15/20頁(yè) |
| 文件大小： | 700K |
| 代理商： | TL497AY |
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TL497A
500mA PEAK STEPUP, STEPDOWN, INVERTING SWITCHING VOLTAGE REGULATOR
SLVS009F JUNE 1976 REVISED FEBRUARY 2005
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating conditions, VCC = 6 V (unless otherwise
noted)
PARAMETER
TEST CONDITIONS
TA
TL497AC
TL497AI
UNIT
PARAMETER
TEST CONDITIONS
TA
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
High-level input current, INHIBIT
VI(I) = 5 V
Full range
0.8
1.5
0.8
1.5
mA
Low-level input current, INHIBIT
VI(I) = 0 V
Full range
5
10
5
20
A
Comparator reference voltage
VI = 4.5 V to 6 V
Full range
1.08
1.2
1.32
1.14
1.2
1.26
V
Comparator input bias current
VI = 6 V
Full range
40
100
40
100
A
Switch on-state voltage
VI = 4.5 V
IO = 100 mA
25
°C
0.13
0.2
0.13
0.2
V
Switch on-state voltage
VI = 4.5 V
IO = 500 mA
Full range
0.85
1
V
Switch off-state current
VI = 4.5 V,
VO = 30 V
25
°C
10
50
10
50
A
Switch off-state current
VI = 4.5 V,
VO = 30 V
Full range
200
500
A
Sense voltage, CUR LIM SENS
VI = 6 V
25
°C
0.45
1
0.45
1
V
IO = 10 mA
Full range
0.75
0.85
0.75
0.95
Diode forward voltage
IO = 100 mA
Full range
0.9
1
0.9
1.1
V
Diode forward voltage
IO = 500 mA
Full range
1.33
1.55
1.33
1.75
V
Diode reverse voltage
IO = 500 A
Full range
30
V
Diode reverse voltage
IO = 200 A
Full range
30
V
On-state supply current
25
°C
11
14
11
14
mA
On-state supply current
Full range
15
16
mA
Off-state supply current
25
°C
6
9
6
9
mA
Off-state supply current
Full range
10
11
mA
Full range is 0°C to 70°C for the TL497AC and 40°C to 85°C for the TL497AI.
All typical values are at TA = 25°C.
electrical characteristics over recommended operating conditions, VCC = 6 V, TA = 25°C (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
TL497AY
UNIT
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
High-level input current, INHIBIT
VI(I) = 5 V
0.8
mA
Low-level input current, INHIBIT
VI(I) = 0 V
5
A
Comparator reference voltage
VI = 4.5 V to 6 V
1.2
V
Comparator input bias current
VI = 6 V
40
A
Switch on-state voltage
VI = 4.5 V,
IO = 100 mA
0.13
V
Switch off-state current
VI = 4.5 V,
VO = 30 V
10
A
IO = 10 mA
0.75
Diode forward voltage
IO = 100 mA
0.9
V
Diode forward voltage
IO = 500 mA
1.33
V
On-state supply current
11
mA
Off-state supply current
6
mA
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相關(guān)代理商/技術(shù)參數(shù) |
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| TL-4986/P | 功能描述:電子電池 3.6V .42Ah AXIAL RoHS:否 制造商:Cymbet 電池大小:9 mm x 9 mm 輸出電壓:3.3 V 容量:50 uAh 化學(xué)性質(zhì): 端接類型:SMD/SMT 可再充電/不可再充電:Rechargeable |
| TL499 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:WIDE-RANGE POWER-SUPPLY CONTROLLERS |
| TL499A | 制造商:TI 制造商全稱:Texas Instruments 功能描述:WIDE-RANGE POWER-SUPPLY CONTROLLERS |
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