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CYStech Electronics

SMF78CA Datasheet Preview

SMF78CA Datasheet

Surface Mount Transient Voltage Suppressors

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CYStech Electronics Corp.
Surface Mount Transient Voltage Suppressors
Peak Pulse Power 200W Working Voltage 5.0 to 190V
SMF5.0A thru SMF190CA
Spec. No. : C296SP
Issued Date : 2011.06.20
Revised Date : 2016.05.17
Page No. : 1/9
Features
Glass passivated chip
Uni and Bidirectional unit
Excellent clamping capability
200W peak pulse power capability with a 10/1000μs waveform, repetition rate (duty cycle) : 0.01%
Very-fast response time
Low leakage
RoHS compliant
Mechanical Data
Case : Molded plastic
Terminals: Pure tin plated, solderable per MIL-STD-750 method 2026
Polarity: For uni-directional types, the band denotes the cathode, which is positive with respective to the anode
under normal TVS operation
Mounting position : Any
Epoxy: UL 94V-0 rate flame retardant
Devices for bidirectional applications
For bi-directional devices, use suffix CA (e.g. SMF10CA). Electrical characteristics apply in both directions.
Ordering Information
Device
SMFXXX(C)A-0-T1-G
Package
SMF
(Pb-free lead plating and halogen-free package)
Shipping
3000 pcs / tape & reel
Environment friendly grade : S for RoHS compliant products, G for RoHS compliant and
green compound products
Packing spec, T1 : 3000 pcs / tape & reel, 7reel
Product rank, zero for no rank products
Product name
SMF5.0A thru SMBJ190CA
CYStek Product Specification




CYStech Electronics

SMF78CA Datasheet Preview

SMF78CA Datasheet

Surface Mount Transient Voltage Suppressors

No Preview Available !

CYStech Electronics Corp.
Spec. No. : C296SP
Issued Date : 2011.06.20
Revised Date : 2016.05.17
Page No. : 2/9
Maximum Ratings and Characteristics(TA=25C, unless otherwise noted)
Parameter
Peak pulse power dissipation with a 10/1000μs waveform (Note 1)
Peak pulse power dissipation with a 8/20μs waveform (Note 1)
Peak pulse current with a 10/1000μs waveform (Note 1)
Peak forward surge current, 8.3ms single half sine wave
uni-directional only (Note 2)
Typical thermal resistance, junction to ambient air (Note 3)
Symbol
PPP
PPP
IPP
IFSM
RthJA
Value
200
1000
See next table
20
200
Typical thermal resistance, junction to Lead (Note 3)
Power dissipation on infinite heatsink at TL=75°C
RthJL
PD
100
0.4
Maximum instantaneous forward voltage at 25A for
unidirectional only
Operating junction and storage temperature range
VF
TJ;TSTG
3.5
-55 ~ +150
Notes:
1. Non-repetitive current pulse, per Fig. 5 and derated above TA=25°C per Fig. 1.
2. Mounted on 8.3ms single half sine-wave or equivalent square wave, duty cycle=4 pulses per minute maximum.
3. Mounted on PCB with 10mm x 10 mm x 2mm Cu pads to each terminal.
Unit
W
W
A
A
K/W
K/W
W
V
°C
Electrical Characteristics Ratings at 25ambient temperature, unless otherwise noted.
Part Number
(UNI)
Part Number
(BI)
Device
Marking
Code
UNI BI
Breakdown Voltage Maximum
V(BR) @IT
reverse
leakage IR
Min Max IT @ VRWM
(V) (V) (mA) (μA)
Working
Peak
reverse
voltage
VRWM
(V)
Maximum Maximum
reverse clamping
surge voltage VC
Current @IPP
IPP
(A) (V)
SMF5.0A SMF5.0CA FE KE 6.40 7.00 10
400
5.0 21.74 9.2
SMF6.0A SMF6.0CA FG KG 6.67 7.37 10 400
6.0
19.42
10.3
SMF6.5A SMF6.5CA FK KK 7.22 7.98 10
250
6.5
17.86
11.2
SMF7.0A SMF7.0CA FM KM 7.78 8.60 10
100
7.0
16.67
12.0
SMF7.5A SMF7.5CA FP KP 8.33 9.21 1
50
7.5
15.50
12.9
SMF8.0A SMF8.0CA FR KR 8.89 9.83 1
25
8.0
14.71
13.6
SMF8.5A SMF8.5K
FT KT 9.44 10.40 1
10
8.5
13.89
14.4
SMF9.0A SMF9.0CA FV KV 10.00 11.10 1
5
9.0
12.99
15.4
SMF10A SMF10CA FX KX 11.10 12.30 1
2.5
10.0 11.76 17.0
SMF11A SMF11CA FZ KZ 12.20 13.50 1
2.5
11.0 10.99 18.2
SMF12A SMF12CA HE LE 13.30 14.70 1
2.5
12.0 10.05 19.9
SMF13A SMF13CA HG LG 14.40 15.90 1
1
13.0 9.30 21.5
SMF14A SMF14CA HK LK 15.60 17.20 1
1
14.0 8.62 23.2
SMF15A SMF15CA HM LM 16.70 18.50 1
1
15.0 8.20 24.4
SMF16A SMF16CA HP LP 17.80 19.70 1
1
16.0 7.69 26.0
SMF17A SMF17CA HR LR 18.90 20.90 1
1
17.0 7.25 27.6
SMF18A SMF18CA HT LT 20.00 22.10 1
1
18.0 6.85 29.2
SMF19A SMF19CA HB LB 21.10 23.30 1
1
19.0 6.54 30.6
SMF20A SMF20CA HV LV 22.20 24.50 1
1
20.0 6.17 32.4
SMF22A SMF22CA HX LX 24.40 26.90 1
1
22.0 5.63 35.5
SMF24A SMF24CA HZ LZ 26.70 29.50 1
1
24.0 5.14 38.9
SMF5.0A thru SMBJ190CA
CYStek Product Specification


Part Number SMF78CA
Description Surface Mount Transient Voltage Suppressors
Maker CYStech Electronics
Total Page 9 Pages
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