Document
CMPP6027 CMPP6028 SURFACE MOUNT SILICON PROGRAMMABLE UNIJUNCTION TRANSISTORS
SOT-23 CASE
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DESCRIPTION: The CENTRAL SEMICONDUCTOR CMPP6027 and CMPP6028 are silicon programmable unijunction transistors, manufactured in a surface mount SOT-23 package, designed for adjustable (programmable) characteristics such as, valley current (IV), peak current (IP), and intrinsic standoff ratio (η).
MARKING CODES: CMPP6027: P27 CMPP6028: P28
MAXIMUM RATINGS: (TA=25°C)
SYMBOL
Gate-Cathode Forward Voltage
VGKF
Gate-Cathode Reverse Voltage
VGKR
Gate-Anode Reverse Voltage
VGAR
Anode-Cathode Voltage
VAK
Peak Non-Repetitive Forward Current (t=10μs)
ITSM
Peak Repetitive Forward Current (t=20μs, D.C.=1.0%)
ITRM
Peak Repetitive Forward Current (t=100μs, D.C.=1.0%)
ITRM
DC Forward Anode Current
IT
DC Gate Current
IG
Power Dissipation (Note 1)
PD
Storage Temperature
Tstg
Operating Junction Temperature
TJ
Thermal Resistance (Note 1)
ΘJA
Note 1: Mounted on 2 inch square FR-4 PCB with minimum copper pad area.
40 5.0 40 40 5.0 2.0 1.0 150 50 167 -55 to +150 -50 to +100 450
UNITS V V V V A A A mA mA
mW °C °C °C/W
ELECTRICAL CHARACTERISTICS: (TA=25°C unless otherwise noted) CMPP6027
SYMBOL TEST CONDITIONS
MIN MAX
IGAO IGKS IP IP IV IV IV VT VT VF VO tr
VS=40V VS=40V VS=10V, RG=1.0M VS=10V, RG=10k VS=10V, RG=1.0M VS=10V, RG=10k VS=10V, RG=200 VS=10V, RG=1.0M VS=10V, RG=10k IF=50mA VB=20V, CC=0.2μF VB=20V, CC=0.2μF
10 50 2.0 5.0 50 70 1.5 0.2 1.6 0.2 0.6 1.5 6.0 80
CMPP6028 MIN MAX
10 50 0.15 1.0 25 25 1.0 0.2 0.6 0.2 0.6 1.5 6.0 80
UNITS nA nA μA μA μA μA mA V V V V ns
R4 (24-June 2015)
CMPP6027 CMPP6028 SURFACE MOUNT SILICON PROGRAMMABLE UNIJUNCTION TRANSISTORS
SOT-23 CASE - MECHANICAL OUTLINE
21
3
LEAD CODE: 1) Cathode 2) Anode 3) Gate MARKING CODES: CMPP6027: P27 CMPP6028: P28
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R4 (24-June 2015)
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