DA38 Series has a micro gap cut to an accuracy of several tens of microns in width for rapid response against induced lightning and electrostatic discharges. Allows performing the AC withstanding voltage test. This series are ideal for protecting power supplies against surge voltage.
SURGE ABSORBER
■Features
●Small size. (3.8mm Length 10mm) ●Allows performing the AC withstanding voltage test. ●Quick response for surge voltage, and low limiting voltage. ●Small capacitance and excellent insulation resistance. ●Stable for repeated electrostatic test conditions and environmental fluctuation. ●Axial taping available. ●No polarity. ●No dark effect.
Part number system
DA38
Series
272
Vs DC Spark-over voltage (Vs)
2 3 The first two digits are significant, and the third is number of zeros. 272 Ex.) 272 means: 27 102=2700v
M
DC Spark-over voltage tolerance
M 20 B T
T
Packing form
A21F
Special code
Bulk pack Taping Form
Code None A21F
Description Bulk pack Axial Taping, Lead pitch 5mm
Dimensions
3.8 0.5 Unit 0.50 0.05 mm mm
25.5min
10.0
1.0
25.5min
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Characteristics
Series Part number DC spark-over voltage Vs 2,160V 3,240V 2,400V 3,600V 2,880V 4,320V 100M min. DC 500V 1pF max. 8 20 sec. 2,000A Insulation resistance IR Electrostatic Surge current capacitance capacity 1kHz-6V max. 8/20µsec. Surge life test AC AC withstanding voltage AC1,200V AC1,500V AC1,800V 3sec. 1min. 3sec. UL1414 CSA22.2 4 5 EN132400 6
DA38-272M DA38 DA38-302M DA38-362M
8 20 sec. 100A 300times
1 Approved if used together with an UL approved varistor (V1mAм270V, Dм staking, welding etc. 2 Approved if used together with a varistor (AC125V : V1mAм270V, Dм such as twist and soldering, staking, welding etc. 3 Approved if used together with a varistor (V1mAм470V, Dм 4 5 6 5mm), electrically connected in series by means such as twist and soldering, staking, welding etc. 5mm, AC250V : V1mAм470V, Dм 5mm), electrically connected in series by means 5mm), electrically connected in series by means such as twist and soldering,
DA38 has received recognition to EN132400 through TÜV. Report J9950875(Y2) Please consult us for available
3
Taping
Axial taping
Symbol R W P P Z t L1-L2 T Z R T S t S 1.0 1.0max. 1.2 1 26
SURGE ABSORBER
DSP, DSP DSP, High voltage DSP (mm) A11 1.5 0.0 5.0 0.5 1max. 6.0 1.2max. 1.0 1.0 52 A21 2.0 1.0 26
DSS, DSS DSS, High voltage DSS (mm) A12 1.5 0.0 10.0 1 52 0.5 1max. A22 2.0 1.0
1.0max.
1.2
1.2max.
S
T
L1
W
L2
Terminal must not project from tape. 3.2 0.8 3.2min. 0.8max.
Radial taping ( High voltage DSP and high voltage DSS is not provided in this form.)
P2 P
Symbol P P0 P1 P2
DSP DSP Dimensions (mm) 12.7 12.7 3.85 6.35 5.0 18.0 9.0 16.0 32.2 1.0 0.3 0.5 1.3 0.5 1.0 0.5 0.5 0.5
DSS DSS Dimensions (mm)
P1 H0
F
H1
F W
W1 D0 P0 W W1 H0 H1 D0
32.2max. 4.0 0.2
Radial taping
P2 P h h Symbol P Embossed coating H1 P1 F H2
W2
Dimensions 12.7 12.7 3.85 6.35 5.0 18.0 13.0 9.0 3.0
Tolerance 1.0 0.3 0.5 1.0 0.5 1.0 0.5 0.5 Max. 0.5
Symbol H0 D0 L I h H1 H2 t1 t2
Dimensions 15.0 4.0 11.0 1.0 2.0 32.0 3.5 0.6 1.5
Tolerance 2.5 0.2 Max. Max. Max. Max. Min. 0.3 Max.
P0 P1 P2 F
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L D0 1 t2 P0 t1
W1 W0 W
W W0 W1 W2
SMD Taping
Reel
E C A B
Reel
C D
Packing code
Series
Packing Qty B
T
CSA30
2,000
r
D
E
W1
W2
r
A
W1 W2
Plastic carrier tape
Embossed compopent compartment Sprocke: hole J E D C B2 B1 t1 K G H L F A B C D E F
G
H
J
K
L
t1
A
20
Packing quantity·Packing form
Form DA53 DA53/Unit quantity F type:100pcs/bag DSA DSA/Unit quantity A type:100pcs/bag S type:200pcs/bag -05F25:100pcs/bag Bulk packing in plastic bag -E15E:100pcs/bag -E25E:100pcs/bag Axial taping (in box) Axial taping (in box) Axial taping (in reel) Radial taping (in box) Radial taping (in reel) C04R:3000pcs/reel A11F:2000pcs/box A21F:2000pcs/box A21R:4000pcs/reel A12F:1000pcs/box A22F:1000pcs/box A22R:3000pcs/reel -U10T:100pcs/bag DSP DSS DSP, High voltage DSP/Unit quantity DSS, High voltage DSS/Unit quantity S00B:200pcs/bag
SURGE ABSORBER
Bulk
A
Form
DA38 DA38/Unit quantity B type:200pcs/bag
DE37 DE37/Unit quantity S00B:200pcs/bag
DB60 DB60/Unit quantity
CSA30 CSA30/Unit quantity
Bulk packing in plastic bag
: 500pcs/bag
Axial taping (in box) Axial taping (in box) Axial taping (in reel) Radial taping (in box) Radial taping (in reel) SMD taping (in reel) A21F:800pcs/box
A12F:1000pcs/box A22F:1000pcs/box :
120mm
Ammo pack
B
Ammo pack
B
Ammo pack
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150mm C A B A C 47mm 85mm 255mm A C04F A B 48mm 183mm 335mm A B C C A
B
C
D04F-1 200 254 350
Ammo pack
B
Reel
C
A B A C A B C 68mm 75mm 255mm W C B C W 14min 35min 400max 68mm
21
SURGE ABSORBER
Power supply requiring AC withstanding voltage test
High quality supply
Power supply
Equipment
Chassis
Conditions Normal mode (Between L1 and L2) Common mod (Between L1, L2~GND)
Rated voltage
AC withstanding voltage test condition
.