Littelfuse PGBSOT23 Series - Manual (Page 2)

PulseGuard ® Suppressors
Surface Mount Polymeric ESD Suppressors
211
w w w . l i t t e l f u s e . c o m
PGB Series SOT23 ESD Suppressor
** Note: 1,000 fF = 1 pF
Frequency (GHz)
Capacitance (fF)
60
50
1.0
70
40
2.0 1.5 0.5
Capacitance vs. Frequency
P
d
C
t
T
t
+ + + +
+
T
w
D
s
P
h
D
d
P
s
P
w
+ +
Carrier Tape Specifications
Parts are delivered on 7” (178mm) reel, plastic 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
P s - Pocket spacing
P
w
- Pocket width
T
t
- Carrier tape thickness
T
w
- Carrier tape width
MEASUREMENT (MM)
0.06
1.50
4.00
1.02
3.23
4.00
2.46
0.30
8.00
Electrical Characteristics
ESD Capability
IEC 61000-4-2 Direct Discharge ....................................................8kV
IEC 61000-4-2 Air Discharge .......................................................15kV
Trigger Voltage 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1,000V typical
Clamping Voltage 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150V typical
Rated Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24VDC max
Capacitance 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.055pF
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)
Chemical Resistance: ASTM D-543, 4hrs @ 40°C, 3 solutions (H2O,
detergent solution, defluxer)
Solder leach resistance and terminal adhesion: Per EIA-576
test
Physical Specifications
Materials:
Body: Glass Epoxy
Terminations: Copper/Nickel/Tin/Lead
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); 3,000 pieces per
reel, add packaging suffix, WR.
4
PULSEGU
ARD
®
SUPPRESSORS