Surface Mount Gas Discharge Tube
NGTA Series
FEATURES
RoHS
Compliant
• FAST RESPONSE, HIGH CURRENT (1,000A @ 8/20mS)
includes all homogeneous materials*
• CASE SIZE 1812 (4.5MM X 3.2MM X 2.7MM)
• LOW CAPACITANCE AND INSERTION LOSS
*See Part Number System for Details
• UL LISTED - ISOLATED LOOP CIRCUIT PROTECTORS-COMPONENTS
• COMPATIBLE WITH REFLOW SOLDERING (+260°C)
• RoHS COMPLIANT
SPECIFICATIONS
Breakdown
Voltage
Tolerance
(V)
Impulse
Impulse
Breakdown
Voltage 1, 2
(100V/S)
Cap.
(1MHz, Voltage
Arc
Spark-over Discharge
Insulation
Type
Application
Circuit
Voltage 1, 2
Current 3 Resistance
(8/20ms)
0.5VDC)
≤1pF
1A
(1KV/ms)
≥1GW @
NGTA1812N151TR1F
NGTA1812N201TR1F
NGTA1812N301TR1F
NGTA1812N401TR1F
150V
200V
300V
400V
105 ~ 195
140 ~ 260
210 ~ 390
340 ~ 550
< 650V
≤ 750V
≤ 750V
≤ 750V
~ 8V
Coaxial
1
1
1
1
2
2
2
2
50V
RS485
RS232
RS422
~8V
~15V
~15V
1,000A
≥1GW @
100V
DC12V
AC24V
xDSL
Contact NIC regarding availability of values not shown.
1. Parameters are based on ITU-T K.12
2. The V-T waveform of the DC Breakdown Voltage and Impulse Spark-over Voltage must lie between the shades areas (see graph below)
3. Total Impulse Discharge Current 1,000A @ 8/20μs by IEC 61000-4-5, 10 shots.
UL Listing:
NIC COMPONENTS CORP
Isolated Loop Circuit Protectors - Component
RE: QVGQ2.E467518
PART NUMBERING SYSTEM
NGTA 1812 N 401 TR 1 F
RoHS Compliant
1 = 1KA Impulse Discharge Current
TR = Tape & Reel
Voltage Code: 401 = 40 x 101 = 4 0 0 V o l t s
Tolerance Code (N = ±30%, See specifications table)
Case Size Code (see dimensions table)
Series
V
Nominal rate
of rise
Spark-over Test Waveform (ITU-T K.12)
DIMENSIONS (mm)
V max.
L
W
H
t
4.5 ± 0.3
3.2 ± 0.2
2.7 ± 0.2
0.5 ± 0.1
Limit
H
Nominal rate
of
rise
t
t
Limit
w
L
0.2V min.
0
0
T1
0.9T2
T2 1.1T2
T
1.1T1
0.9T1
NIC COMPONENTS CORP. www.niccomp.com www.lowESR.com www.RFpassives.com www.SMTmagnetics.com
1
SPECIFICATIONS ARE SUBJECT TO CHANGE