PulseGuard
®
Suppressors
Surface Mount Polymeric ESD Suppressors
209
www.littelfuse.com
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+
++
T
w
D
s
P
h
D
d
P
s
P
w
P
d
C
t
T
t
Carrier Tape Specifications
Parts are delivered on 7" (178mm) reel, paper carrier tape
DESCRIPTION
C
t
- Cover tape thickness
D
d
- Drive hole diameter
D
s
- Drive hole spacing
P
d
- Pocket depth
P
h
- Pocket height
Ps - Pocket spacing
P
w
- Pocket width
T
t
- Carrier tape thickness
T
w
- Carrier tape width
MEASUREMENT (MM)
0.06
1.50
4.00
0.58
2.21
4.00
1.45
0.65
8.00
** Note: 1,000 fF = 1 pF
Frequency (GHz)
Capacitance (fF)
60
50
1.0
70
40
2.01.50.5
Capacitance vs. Frequency
Electrical Characteristics
ESD Capability
IEC 61000-4-2 Direct Discharge ....................................................8kV
IEC 61000-4-2 Air Discharge .......................................................15kV
Trigger Voltage
1
.....................................................................500 V, typical
Clamping Voltage
1
..................................................................150V, typical
Rated Voltage ........................................................................24VDC, max
Capacitance
2
................................................................................0.055 pF
Response Time
1
................................................................................< 1ns
Leakage Current
3
.............................................................................< 1nA
ESD Pulse Withstand
4
..........................................1,000 pulses, minimum
Notes:
1. Trigger and clamping voltage measured per IEC 61000-4-2, 8kV direct
discharge method.
2. Capacitance measured at 1MHZ.
3. Leakage current measured at 6VDC.
4. Pulse Withstand- some shifting in characteristics may occur when tested
over multiple pulses at a very rapid rate.
Environmental Specifications
Operating Temperature: -65°C to +125°C.
Moisture Resistance, steady state: MIL-STD-833, method 1004.7,
85% RH, 85°C, 1000hrs.
Thermal Shock: MIL-STD-202, Method 107G, -65°C to 125°C,
30 min cycle, 10 cycles.
Vibration: MIL-STD-202F, Method 201A, (10 to 55 to 10Hz,
1 min. cycle, 2grs each in X-Y-Z)
Physical Specifications
Materials:
Body: Glass Epoxy
Terminations: 100% Copper/Nickel/Tin
Solderability: MIL-STD-202, Method 208 (95% coverage)
Soldering Parameters:
Wave Solder – 260°C, 10 seconds maximum.
Reflow Solder – 260°C, 30 seconds maximum.
Packaging Specifications
8mm Tape and Reel per EIA-RS481-1 (IEC 286, part3); 1,000 pieces per
reel, add packaging suffix, MR; 5,000 per reel, add packaging suffix NR.
PGB1 Series Lead-Free 0805 ESD Suppressor
4
PULSEGUARD
®
SUPPRESSORS