參數(shù)資料
型號: BT145-500R
廠商: NXP SEMICONDUCTORS
元件分類: 晶閘管
英文描述: Thyristors
中文描述: 25 A, 500 V, SCR, TO-220AB
封裝: PLASTIC, TO-220AB, 3 PIN
文件頁數(shù): 3/6頁
文件大?。?/td> 40K
代理商: BT145-500R
Philips Semiconductors
Product specification
Thyristors
BT145B series
Fig.1. Maximum on-state dissipation, P
, versus
average on-state current, I
T(AV)
, where a = form
factor = I
T(RMS)
T(AV)
.
Fig.2. Maximum permissible non-repetitive peak
on-state current I
, versus pulse width t
p
, for
sinusoidal currents, t
p
10ms.
Fig.3. Maximum permissible rms current I
T(RMS)
,
versus mounting base temperature T
mb
Fig.4. Maximum permissible non-repetitive peak
on-state current I
, versus number of cycles, for
sinusoidal currents, f = 50 Hz.
Fig.5. Maximum permissible repetitive rms on-state
current I
T(RMS)
, versus surge duration, for sinusoidal
mb
101C.
Fig.6. Normalised gate trigger voltage
V
GT
(T
j
)/ V
GT
(25C), versus junction temperature T
j
.
0
5
10
15
20
0
5
10
15
20
25
a = 1.57
1.9
2.2
2.8
4
BT145
IF(AV) / A
Ptot / W
Tmb(max) / C
125
120
115
110
105
100
conduction
30
60
90
120
180
form
a
4
2.8
2.2
1.9
1.57
1
10
100
1000
0
50
100
150
200
250
300
350
BT145
Number of half cycles at 50Hz
ITSM / A
T
ITSM
time
I
Tj initial = 25 C max
T
1000
10000
BT145
ITSM / A
10us
100us
1ms
10ms
100
T / s
T
ITSM
time
I
Tj initial = 25 C max
T
dI /dt limit
0.01
0.1
1
10
0
10
20
30
40
50
BT145
surge duration / s
IT(RMS) / A
-50
0
50
100
150
0
5
10
15
20
25
30
BT145
Tmb / C
IT(RMS) / A
101 C
-50
0
50
100
150
0.4
0.6
0.8
1
1.2
1.4
1.6
BT151
Tj / C
VGT(Tj)
VGT(25 C)
May 1997
3
Rev 1.000
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