BC557C ON Semiconductor, BC557C Datasheet - Page 178

• Manufacturer Part Number: BC557C
• Description: TRANS AMP PNP 45V 100MA TO-92
• Manufacturer: ON Semiconductor

Specifications of BC557C

• Transistor Type: PNP
• Current - Collector (ic) (max): 100mA
• Voltage - Collector Emitter Breakdown (max): 45V
• Vce Saturation (max) @ Ib, Ic: 650mV @ 5mA, 100mA
• Current - Collector Cutoff (max): 100nA
• Dc Current Gain (hfe) (min) @ Ic, Vce: 420 @ 2mA, 5V
• Power - Max: 625mW
• Frequency - Transition: 320MHz
• Mounting Type: Through Hole
• Package / Case: TO-92-3 (Standard Body), TO-226
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: BC557COS

1. A transient suppressor is normally selected according to the Working Peak Reverse Voltage (V
2. V
3. 10 x 1000 ms exponential decay surge waveform.
TVS − IN SURFACE MOUNT
1SMB Series Bidirectional Overvoltage Transient Suppressors; 600 W Peak Power @ 1 ms Surge
(10 x 1000 ms)
ELECTRICAL CHARACTERISTICS
1SMB10CA
1SMB11CA
1SMB12CA
1SMB13CA
1SMB14CA
1SMB15CA
1SMB16CA
1SMB17CA
1SMB18CA
1SMB20CA
1SMB22CA
1SMB24CA
1SMB26CA
1SMB28CA
1SMB30CA
1SMB33CA
1SMB36CA
1SMB40CA
1SMB43CA
1SMB45CA
1SMB48CA
1SMB51CA
1SMB54CA
1SMB58CA
1SMB60CA
1SMB64CA
1SMB75CA
greater than the DC or continuous peak operating voltage level.
BR
Device
measured at pulse test current I
Peak Reverse
(V) (Note 1)
Working
Voltage
V
RWM
10
12
13
14
15
16
17
18
20
22
24
26
28
30
33
36
40
43
45
48
51
54
58
60
64
75
11
T
at ambient temperature of 25°C.
(T
CASE 403A
A
(V) (Min)
Breakdown Voltage
(Note 2)
PLASTIC
(continued)
= 25°C unless otherwise noted).
11.1
12.2
13.3
14.4
15.6
16.7
17.8
18.9
20.0
22.2
24.4
26.7
28.9
31.1
33.3
36.7
40.0
44.4
47.8
50.0
53.3
56.7
60.0
64.4
66.7
71.1
83.3
SMB
V
BR
@ I
http://onsemi.com
T
(mA)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
177
Clamping
Maximum
V
Voltage
I RSM
I RSM
C
17.0
18.2
19.9
21.5
23.2
24.4
26.0
27.6
29.2
32.4
35.5
38.9
42.1
45.4
48.4
53.3
58.1
64.5
69.4
72.7
77.4
82.4
87.1
93.6
96.8
103
121
(V)
2
@ I
ON Semiconductor Selector Guide − Diodes
Surge Current Characterisitcs
pp
0
1 2
Time
Pulse Current
3
(Note 3)
Peak
35.3
33.0
30.2
27.9
25.8
24.0
23.1
21.7
20.5
18.5
16.9
15.4
14.2
13.2
12.4
11.3
10.3
(A)
9.3
8.6
8.3
7.7
7.3
6.9
6.4
6.2
5.8
4.9
I
4
(ms)
pp
5
RWM
6
) which should be equal to or
Reverse Leakage
Maximum
@ V
(mA)
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
I
R
R
Marking
Device
MMC
MGC
MRC
NGC
NMC
KXC
LGC
LMC
MEC
MKC
MPC
MTC
MVC
MXC
MZC
NEC
NKC
NRC
KZC
LEC
LKC
LPC
LRC
LVC
LXC
LZC
LTC