BC557C ON Semiconductor, BC557C Datasheet - Page 174

• 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

TVS − IN SURFACE MOUNT
1SMA Series Unidirectional Overvoltage Transient Suppressors; 400 W Peak Power @ 1 ms Surge
(10 x 1000 ms)
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.
4. 1/2 sine wave (or equivalent square pulse, PW = 8.3 ms, duty cycle = 4 pulses per minute.
ELECTRICAL CHARACTERISTICS
1SMA5.0A
1SMA6.0A
1SMA6.5A
1SMA8.0A
1SMA8.5A
1SMA9.0A
1SMA10A
1SMA11A
1SMA12A
1SMA13A
1SMA15A
1SMA16A
1SMA17A
1SMA18A
1SMA20A
1SMA22A
1SMA24A
1SMA26A
1SMA28A
1SMA30A
1SMA33A
1SMA36A
1SMA40A
1SMA43A
1SMA45A
1SMA48A
1SMA54A
1SMA58A
1SMA70A
greater than the DC or continuous peak operating voltage level.
BR
Device
measured at pulse test current I
Voltage V
(V) (Note 1)
Working
Reverse
Peak
5.0
6.0
6.5
8.0
8.5
9.0
10
11
12
13
15
16
17
18
20
22
24
26
28
30
33
36
40
43
45
48
54
58
70
RWM
T
at ambient temperature of 25°C.
(V) (Min)
Breakdown Voltage
(Note 2)
(T
CASE 403B
V
6.67
7.22
8.89
9.44
11.1
12.2
13.3
14.4
16.7
17.8
18.9
22.2
24.4
26.7
28.9
31.1
33.3
36.7
44.4
47.8
53.3
64.4
77.8
A
PLASTIC
6.4
10
20
40
50
60
BR
(continued)
= 25°C unless otherwise noted) (V
SMA
mA
10
10
10
I
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
T
http://onsemi.com
(Clamping Voltage)
Reverse Voltage @
173
Maximum
V
113.0
I
10.3
11.2
13.6
14.4
15.4
17.0
18.2
19.9
21.5
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
72.2
77.4
87.1
93.6
RSM
C
9.2
(V)
ON Semiconductor Selector Guide − Diodes
F
= 3.5 Volts @ I
I RSM
I RSM
2
Surge Current Characterisitcs
0
Surge Current
Maximum
Reverse
(Note 3)
1 2
I
F
PP
43.5
38.8
35.7
29.4
27.8
26.0
23.5
22.0
20.1
18.6
16.4
15.4
14.5
13.7
12.3
11.3
10.3
Time
9.5
8.8
8.3
7.5
6.9
6.2
5.8
5.5
5.2
4.6
4.8
3.5
= 40 A for all types) (Note 4)
(A)
3
RWM
4
(ms)
) which should be equal to or
Reverse Leakage
5
Maximum
6
@ V
I
R
400
400
250
5.0
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
25
(mA)
RWM
Marking
Device
QG
QE
QK
QR
QV
QX
RG
RM
RR
SG
SM
QT
QZ
RE
RP
RT
RV
RX
RZ
SE
SK
SP
SR
ST
SV
SX
TE
TG
TP