參數(shù)資料
型號: MJD2955-1
廠商: ON SEMICONDUCTOR
元件分類: 功率晶體管
英文描述: 10 A, 60 V, PNP, Si, POWER TRANSISTOR
封裝: CASE 369-07, 3 PIN
文件頁數(shù): 4/8頁
文件大?。?/td> 0K
代理商: MJD2955-1
MJD2955 MJD3055
http://onsemi.com
4
Figure 6. “On” Voltages, MJD2955
2
0.1
0
0.2 0.3
0.5
1
3
10
0.8
1.6
1.2
V,
VOL
TAGE
(VOL
TS)
0.4
5
TJ = 25°C
VBE(sat) @ IC/IB = 10
VCE(sat) @ IC/IB = 10
VBE @ VCE = 3 V
Figure 7. Switching Time Test Circuit
Figure 8. Thermal Response
t, TIME (ms)
1
0.01
0.02
0.7
0.2
0.1
0.05
0.02
r(t)
,EFFECTIVE
TRANSIENT
THERMAL
0.05
1
2
5
10
20
50
100
200
500
RθJC(t) = r(t) RθJC
RθJC = 6.25°C/W MAX
D CURVES APPLY FOR POWER
PULSE TRAIN SHOWN
READ TIME AT t1
TJ(pk) - TC = P(pk) θJC(t)
P(pk)
t1
t2
DUTY CYCLE, D = t1/t2
D = 0.5
0.2
0.05
0.02
0.01
SINGLE PULSE
0.1
0.5
0.2
RESIST
ANCE
(NORMALIZED)
1 k
0.5
0.3
0.07
0.03
0.3
3
30
300
IC, COLLECTOR CURRENT (AMP)
2
+11 V
25 s
0
-9 V
RB
-4 V
D1
SCOPE
VCC
+30 V
RC
tr, tf ≤ 10 ns
DUTY CYCLE = 1%
51
D1 MUST BE FAST RECOVERY TYPE, eg:
1N5825 USED ABOVE IB ≈ 100 mA
MSD6100 USED BELOW IB ≈ 100 mA
RB and RC VARIED TO OBTAIN DESIRED CURRENT LEVELS
0.01
Figure 9. Maximum Forward Bias
Safe Operating Area
0.01
VCE, COLLECTOR-EMITTER VOLTAGE (VOLTS)
0.02
5
2
1
10
0.5
0.1
TJ = 150°C
1ms
dc
3
0.3
0.6
1
2
60
20
40
I C
,COLLECT
OR
CURRENT
(AMP)
WIRE BOND LIMIT
THERMAL LIMIT TC = 25°C (D = 0.1)
SECOND BREAKDOWN LIMIT
10
6
4
500 s
0.03
0.05
100 s
5ms
FORWARD BIAS SAFE OPERATING AREA
INFORMATION
There are two limitations on the power handling ability of
a transistor: average junction temperature and second
breakdown. Safe operating area curves indicate IC – VCE
limits of the transistor that must be observed for reliable
operation; i.e., the transistor must not be subjected to greater
dissipation than the curves indicate.
The data of Figure 9 is based on TJ(pk) = 150
_C; TC is
variable depending on conditions. Second breakdown pulse
limits are valid for duty cycles to 10% provided TJ(pk)
v 150_C. TJ(pk) may be calculated from the data in
Figure 8. At high case temperatures, thermal limitations will
reduce the power that can be handled to values less than the
limitations imposed by second breakdown.
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