Document
P4KE6.8 THRU P4KE440CA
TRANSZORB™ TRANSIENT VOLTAGE SUPPRESSOR
Breakdown Voltage - 6.8 to 440 Volts
DO-204AL
Peak Pulse Power - 400 Watts
FEATURES
1.0 (25.4) MIN. 0.107 (2.7) 0.080 (2.0) DIA.
0.205 (5.2) 0.160 (4.1)
♦ Plastic package has Underwriters Laboratory Flammability Classification 94V-0 ♦ Glass passivated junction ♦ 400W peak pulse power capability with a 10/1000µs waveform, repetition rate (duty cycle): 0.01% ♦ Excellent clamping capability ♦ Low incremental surge resistance ♦ Fast response time: typically less than 1.0ps from 0 Volts to V(BR) for uni-directional and 5.0ns for bi-directional types ♦ Devices with V(BR)≥10V ID are typically ID less than 1.0µA ♦ High temperature soldering guaranteed: 265°C/10 seconds, 0.375" (9.5mm) lead length, 5lbs. (2.3 kg) tension
1.0 (25.4) MIN. 0.034 (0.86) 0.028 (0.71) DIA.
MECHANICAL DATA
Case: JEDEC DO-204AL molded plastic body over passivated junction Terminals: Axial leads, solderable per MIL-STD-750, Method 2026 Polarity: For uni-directional types the color band denotes the cathode, which is posititive with respect to the anode under normal TVS operation Mounting Position: Any Weight: 0.012 ounce, 0.3 gram
Dimensions are in inches and (millimeters)
DEVICES FOR BIDIRECTIONAL APPLICATIONS
For bi-directional use C or CA suffix for types P4KE7.5 thru types P4KE440 (e.g. P4KE7.5CA, P4KE440CA). Electrical characteristics apply in both directions.
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOL
VALUE
UNITS
Peak power dissipation with a 10/1000µs waveform
(NOTE 1, FIG. 1)
PPPM IPPM PM(AV)
Minimum 400
SEE TABLE 1
Watts Amps Watts
Peak pulse current with a 10/1000µs waveform
(NOTE 1)
Steady state power dissipation at TL=75°C lead lengths 0.375" (9.5mm) (NOTE 2) Peak forward surge current, 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) (NOTE 3) Maximum instantaneous forward voltage at 25A for unidirectional only (NOTE 4) Operating junction and storage temperature range
1.0
IFSM
40.0
Amps
VF TJ, TSTG
3.5/5.0 -55 to +175
Volts °C
NOTES: (1) Non-repetitive current pulse, per Fig. 3 and derated above TA=25°C per Fig. 2 (2) Mounted on copper pad area of 1.6 x 1.6” (40 x 40mm) per Fig. 5 (3) Measured on 8.3ms single half sine-wave or equivalent square wave, duty cycle=4 pulses per minute maximum (4) VF=3.5 Volt max. for devices of V(BR)≤220V, and VF=5.0 Volt max. for devices of V(BR)>220V 1/20/99
ELECTRICAL CHARACTERISTICS at (TA=25°C unless otherwise noted) TABLE 1
Breakdown Voltage V(BR) (Volts) (NOTE 1) Device Type MIN MAX Maximum Reverse Leakage at VWM ID (NOTE3) (µA) Maximum Peak Pulse Current IPPM
(NOTE 2)
Test Current at IT (mA)
Stand-off Voltage VWM (Volts)
(Amps)
Maximum Clamping Voltage at IPPM VC (Volts)
Maximum Temperature Coefficient of V(BR) (% / °C)
P4KE6.8 P4KE6.8A P4KE7.5 P4KE7.5A P4KE8.2 P4KE8.2A P4KE9.1 P4KE9.1A P4KE10 P4KE10A P4KE11 P4KE11A P4KE12 P4KE12A P4KE13 P4KE13A P4KE15 P4.