UMSA Ultra-Low Capacitance MAX Guard® ESD Suppressor Array (High Frequency Type) 　

　
 
Features
  • Ultra low capacitance (<0.05pF)
  • Ultra-low leakage current (<1nA)
  • Zero signal distortion
  • Fast response time
  • Bi-direction device
 

　
 
Application
  • Cell / smart phone
  • Computers / Laptops
  • Digital cameras
  • PDA's
  • Plasma display panels / LCD TVs / HDTVs
  • MP3 / Multimedia players
  • Scanner / Printer
  • Ultra-high speed data ports USB 2.0, IEEE1394, DVI HDMI, High speed ethernet
 
 
Construction
 
Type Designation  
UMSA 24 A 05 T 1 V1
Product Code Size
　		   Operating Voltage Packaging Typical Clamping Voltage Typical Trigger Voltage
Ultra-Low Capacitance MAX Guard Suppressor Array 24: 0402x4 34: 0603x4 A: Suit For IEC61000-4-2 C: Suit For IEC61000-4-2 & AEC-Q200

 

 03: 3.3V
05: 5.5V
12: 12V
24: 24V

 

 T: Paper Tape (5K/10K) 1: 17V 
2: 25V		 V1: 150V V2: 250V

　
Dimensions  


　
Unit：mm
Type
L 
W 
T 
P 
A 
B
 C D G
PDF
UMSA24
 2.0±0.1 1.0±0.1 0.45±0.1 0.5±0.1 0.3±0.1 0.2±0.1 0.3±0.1 0.15±0.1 0.25±0.15
UMSA34
 3.2±0.2 1.5±0.2 0.6±0.1 0.8±0.1 0.6±0.1 0.3±0.2 0.5±0.1 0.25±0.1 0.35±0.15
　
Type
Continuous Operating Voltage (Max.)
ESD Capability1
Trigger Voltage (Typ.)2
Clamping Voltage (Typ.)2
Capacitance3
Leakage Current (Typ.)
Response Time
ESD Pulse Withstand (Typ.)4
UMSA24A03T1V1
3.3 VDC
Direct Discharge: 8KV Air Discharge:15KV
150V 
17V 
<0.05pF
<10nA
<1ns
>1000 pulses
UMSA24A03T2V2
250V 
25V 
UMSA24A05T1V1
5.5 VDC
150V 
17V 
UMSA24A05T2V2
250V 
25V 
UMSA24A12T1V1
12 VDC
150V 
17V 
UMSA24A12T2V2
250V 
25V 
UMSA24A24T1V1
24 VDC
150V 
17V 
UMSA24A24T2V2
250V 
25V 
UMSA34A03T1V1
3.3 VDC
Direct Discharge: 8KV Air Discharge:15KV
150V 
17V 
<0.05pF
<10nA
<1ns
>1000 pulses
UMSA34A03T2V2
250V 
25V 
UMSA34A05T1V1
5.5 VDC
150V 
17V 
UMSA34A05T2V2
250V 
25V 
UMSA34A12T1V1
12 VDC
150V 
17V 
UMSA34A12T2V2
250V 
25V 
UMSA34A24T1V1
24 VDC
150V 
17V 
UMSA34A24T2V2
250V 
25V 
Note: 
1. The function meets with the requirement of IEC 61000-4-2 specification. 
2. Trigger measurement made using Transmission Line Pulse method. 
3. Capacitance measured at 1 M~1.8 GHz. 
4. Performing under IEC 61000-4-2 level 4 (8KV contact discharge, 15KV air discharge).