1.5KE6.8 thru 1.5KE440CA
and 1N6267 thru 1N6303A
TRANSZORB® Transient Voltage Suppressors
Peak Pulse Power 1500W
Breakdown Voltage 6.8 to 440V
Features
Case Style 1.5KE
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
• Glass passivated junction
• 1500W peak pulse power capabililty on 10/1000µs
waveform, repetition rate (duty cycle): 0.05%
• Excellent clamping capability
• Low incremental surge resistance
• Very fast response time
• High temperature soldering guaranteed: 265OC/10 seconds,
0.375” (9.5mm) lead length, 5lbs. (2.3 kg) tension
• Includes 1N6267 thru 1N6303A
1.0 (25.4)
MIN.
0.210 (5.3)
0.190 (4.8)
DIA.
0.375 (9.5)
0.285 (7.2)
Dimensions in inches
and (millimeters)
Mechanical Data
Case: Molded plastic body over passivated junction
Terminals: Plated axial leads, solderable per MIL-STD750, Method 2026
Polarity: For unidirectional types the color band denotes
the cathode, which is positive with respect to the anode
under normal TVS operation
Mounting Position: Any
Weight: 0.045oz., 1.2g
Packaging Codes – Options (Antistatic):
51 – 1K per Bulk box, 10K/carton
54 – 1.4K per 13” paper Reel
(52mm horiz. tape), 4.2K/carton
73 – 1K per horiz. tape & Ammo box, 10K/carton
1.0 (25.4)
MIN.
0.042 (1.07)
0.038 (0.96)
DIA.
Devices for Bidirectional Applications
For bi-directional, use C or CA suffix for types 1.5KE6.8 thru types 1.5KE440
(e.g. 1.5KE6.8C, 1.5KE440CA). Electrical characteristics apply in both directions.
Maximum Ratings and Characteristics (T
Parameter
A
= 25°C unless otherwise noted)
Symbol
Limit
Unit
PPPM
Minimum 1500
W
IPPM
See Next Table
A
PM(AV)
6.5
W
Peak forward surge current, 8.3ms
single half sine-wave unidirectional only (3)
IFSM
200
A
Maximum instantaneous forward voltage
at 100A for unidirectional only (4)
VF
3.5/5.0
V
(1)
Peak power dissipation with a 10/1000µs waveform
(1)
Peak pulse current wih a 10/1000µs waveform
Steady state power dissipation
at TL = 75OC, lead lengths 0.375” (9.5mm)(2)
(Fig. 1)
Typical thermal resistance junction-to-lead
RθJL
20
°C/W
Typical thermal resistance junction-to-ambient
RθJA
75
°C/W
Operating junction and storage temperature range
Notes: (1)
(2)
(3)
(4)
TJ, TSTG
–55 to +175
Non-repetitive current pulse, per Fig.3 and derated above TA = 25°C per Fig. 2
Mounted on copper pad area of 1.6 x 1.6” (40 x 40mm) per Fig. 5
Measured on 8.3ms single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minute maximum
VF = 3.5V for devices of V(BR) < 220V, and VF = 5.0 Volt max. for devices of V(BR) > 220V
C
O
6/11/01
