Gort Road Business Park, Ennis, Co. Clare, Ireland.
Tel: +353 (0) 65 6840044, Fax: +353 (0) 65 6822298
Website: http://www.microsemi.com
Unidirectional and Bidirectional
Transient Voltage Suppressor
TECHNICAL DATA SHEET
6 Lake Street, Lawrence, MA 01841
Tel: 1-800-446-1158 / (978) 794-1666, Fax: (978) 6890803
- High Reliability controlled devices
- Economical series for thru hole mounting
- Unidirectional (A) and Bidirectional (CA) construction
- Selections for 5.8 V to 324 V standoff voltages (VWM)
DEVICES
M1.5KE6.8A thru M1.5KE400CA, e3
LEVELS
M, MA, MX, MXL
FEATURES
High reliability controlled devices with wafer fabrication and assembly lot traceability
100 % surge tested devices
Suppresses transients up to 1500 watts @ 10/1000 µs
Optional upscreening available by replacing the M prefix with MA, MX or MXL. These prefixes specify
various screening and conformance inspection options based on MIL-PRF-19500. Refer to MicroNote
129 for more details on the screening options.
Surface mount equivalent packages are available as MSMC(G)(J)5.0A - SMC(G)(J)170CA
(consult factory for other surface mount options)
Moisture classification is Level 1 with no dry pack required per IPC/JEDEC J-STD-020B
RoHS Compliant devices available by adding “e3” suffix
3σ lot norm screening performed on Standby Current ID
APPLICATIONS / BENEFITS
Protection from switching transients and induced RF
Protection from ESD and EFT per IEC 61000-4-2 and IEC 61000-4-4 with fast response
Secondary lightning protection per IEC 61000-4-5 with 42 Ohms source impedance:
o Class 1: M1.5KE6.8A to M1.5KE200CA
o Class 2: M1.5KE5.0A to M1.5KE180CA
o Class 3: M1.5KE5.0A to M1.5KE91CA
o Class 4: M1.5KE5.0A to M1.5KE43CA
Secondary lightning protection per IEC61000-4-5 with 12 Ohms source impedance:
o Class 1 : M1.5KE5.0A to M1.5KE110CA
o Class 2: M1.5KE5.0A to M1.5KE56CA
o Class 3: M1.5KE5.0A to M1.5KE27ACA
o Class 4: M1.5KE5.0A to M1.5KE13CA
Secondary lightning protection per IEC61000-4-5 with 2 Ohms source impedance:
o Class 2: M1.5KE5.0A to M1.5KE24CA
o Class 3: M1.5KE5.0A to M1.5KE12CA
CASE 1
MAXIMUM RATINGS
Peak Pulse Power dissipation at 25 ºC: 1500 watts at 10/1000 μs (also see Figures 1, 2, and 3) with
impulse repetition rate (duty factor) of 0.01 % or less
tclamping (0 volts to VBR min.): < 100 ps theoretical for unidirectional and < 5 ns for bidirectional
Operating and Storage temperature: -65 ºC to +150 ºC
Thermal Resistance: 22 ºC/W junction to lead at 3/8 inch (10 mm) from body, or 82 ºC/W junction to
ambient when mounted on FR4 PC board with 4 mm2 copper pads (1oz) and track width 1 mm, length 25
mm
Steady-State Power dissipation: 5 watts at TL = 40 ºC, or 1.52 watts at TA = 25ºC when mounted on FR4
PC board described for thermal resistance
Forward Surge: 200 Amps peak impulse of 8.3 ms half-sine wave at 25ºC (unidirectional only).
Solder temperatures: 260 ºC for 10 s (maximum)
RF01008 Rev C, September 2010
High Reliability Product Group
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