參數(shù)資料
型號： TOP245Y-TL
廠商： POWER INTEGRATIONS INC
元件分類： 穩(wěn)壓器
英文描述： 2.88 A SWITCHING REGULATOR, 140 kHz SWITCHING FREQ-MAX, PZFM6
封裝： PLASTIC, TO-220, 7 PIN
文件頁數(shù)： 30/52頁
文件大?。?/td> 2175K
代理商： TOP245Y-TL
TOP242-250
M
12/04
36
Parameter
Symbol
Conditions
SOURCE = 0 V; T
J = -40 to 125 °C
See Figure 53
(Unless Otherwise Specied)
Min
Typ
Max
Units
MULTI-FUNCTION, LINSE-SENSE AND EXTERNAL CURRENT LIMIT INPUTS (cont.)
Remote OFF
DRAIN Supply
Current
I
D(RMT)
See Figure 71
V
DRAIN = 150 V
T
J = 25 °C
X, L or M Pin
Floating
0.6
1.0
mA
L or M Pin Shorted
to CONTROL
1.0
1.6
Remote ON Delay
t
R(ON)
From Remote ON to Drain Turn-On
See Note B
2.5
s
Remote OFF
Setup Time
t
R(OFF)
Minimum Time Before Drain Turn-On
to Disable Cycle, See Note B
2.5
s
FREQUENCY INPUT
FREQUENCY Pin
Threshold Voltage
V
F
See Note B
2.9
V
FREQUENCY Pin
Input Current
I
F
V
F = VC
10
40
100
A
CIRCUIT PROTECTION
Self Protection
Current Limit
(See Note C)
I
LIMIT
TOP242 P/G
TOP242 Y/R/F
T
J = 25 °C
Internal
di/dt = 90 mA/s
0.418
0.45
0.481
A
TOP243 P/G
T
J = 25 °C
Internal
di/dt = 150 mA/s
0.697
0.75
0.802
TOP243 Y/R/F
T
J = 25 °C
Internal
di/dt = 180 mA/s
0.837
0.90
0.963
TOP244 P/G
T
J = 25 °C
Internal
di/dt = 200 mA/s
0.930
1.00
1.070
TOP244 Y/R/F
T
J = 25 °C
Internal
di/dt = 270 mA/s
1.256
1.35
1.445
TOP245 P
T
J = 25 °C
Internal
di/dt = 220 mA/s
1.02
1.10
1.18
TOP245 Y/R/F
T
J = 25 °C
Internal
di/dt = 360 mA/s
1.674
1.80
1.926
TOP246 P
T
J = 25 °C
Internal
di/dt = 270 mA/s
1.256
1.35
1.445
TOP246 Y/R/F
T
J = 25 °C
Internal
di/dt = 540 mA/s
2.511
2.70
2.889
TOP247 Y/R/F
T
J = 25 °C
Internal
di/dt = 720 mA/s
3.348
3.60
3.852
TOP248 Y/R/F
T
J = 25 °C
Internal
di/dt = 900 mA/s
4.185
4.50
4.815
TOP249 Y/R/F
T
J = 25 °C
Internal
di/dt = 1080 mA/s
5.022
5.40
5.778
TOP250 Y/R/F
T
J = 25 °C
Internal
di/dt = 1260 mA/s
5.859
6.30
6.741
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