參數(shù)資料
型號(hào)： TNY268PG
廠商： POWER INTEGRATIONS INC
元件分類： 穩(wěn)壓器
英文描述： 0.88 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PDIP7
封裝： 0.300 INCH, LEAD FREE, PLASTIC, MS-001-AB, DIP-8
文件頁(yè)數(shù)： 9/22頁(yè)
文件大?。?/td> 760K
代理商： TNY268PG
Rev. H 02/09
17
TNY263-268
www.powerint.com
Typical Performance Characteristics
Figure 22.
Breakdown vs. Temperature.
1.1
1.0
0.9
-50 -25
0
25
50
75 100 125 150
Junction Temperature (
°C)
B
rea
kd
own
V
o
ltage
(Normalized
to
25
°C)
PI-2213-012301
1.2
1.0
0.8
0.6
0.4
0.2
0
-50
-25
0
25
50
75
100 125
Junction Temperature (
°C)
PI-26
8
0-021
8
09
Output
Frequency
(Normalized
to
25
°C)
6
5
4
3
2
1
0
0.2
0.4
0.6
0.8
1.0
Time (ms)
PI-2240-012301
BYP
ASS
Pin
V
oltage
(V)
7
Drain Voltage (V)
Drain
Current
(mA)
300
250
200
100
50
150
0
02
4
6
8
10
T
CASE = 25 °C
T
CASE = 100 °C
PI-2221-032504
TNY263
0.85
TNY264
1.0
TNY265
1.5
TNY266
2.0
TNY267
3.5
TNY268
5.5
Scaling Factors:
Figure 23. Frequency vs. Temperature.
Figure 24. Current Limit vs. Temperature.
Figure 25. Current Limit vs. di/dt.
Figure 26.
BYPASS Pin Start-up Waveform.
Figure 27.
Output Characteristic.
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
12
3
4
Normalized di/dt
PI-2697-033104
Normalized
Current
Limit
TNY263
42 mA/
μs
210 mA
TNY264
50 mA/
μs
250 mA
TNY265
55 mA/
μs
275 mA
TNY266
70 mA/
μs
350 mA
TNY267
90 mA/
μs
450 mA
TNY268
110 mA/
μs
550 mA
Normalized
di/dt = 1
Normalized
Current
Limit = 1
1
0.8
0.6
0.4
0.2
0
-50
0
50
100
150
Temperature ( C)
PI-2714-021809
1.2
Current
Limit
(Normalized
to
25
C)
TNY263/268
TNY264-266
TNY267
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參數(shù)描述
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