580 Pleasant St. Watertown, MA 02472 PH: (617) 926-0404 FAX: (617) 924-1235 UPT5-UPT48 UPTB5-UPTB48 Features • • • • • • SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSORS Powermite Package, 5 to 48 V Peak Pulse Power 1000 W for 8x20 Micro-second Pulse Clamping Time in Pico-seconds Integral Heat Sink / Locking Tabs Full Metallic Bottom Eliminates Flux Entrapment Bi-directional Version Available Description Microsemi’s new Powermite UPT series transient voltage suppressors feature oxide passivated zener type chips, with high-temperature solder bonds to achieve high surge capability, and negligible electrical degradation under repeated surge conditions. In addition to its size advantages, Powermite package includes a full metallic bottom which eliminates the possibility of solder flux entrapment at assembly, and a unique locking tab that acts as an integral heatsink. Innovative design makes this device fully compatible for use with automatic insertion equipment. Absolute Maximum Ratings at 25°C Stand-Off Voltage . . . . . . . . . . . . . . . . . Peak Pulse Power ( 8 x 20 micro-second pulse ) Peak Pulse Power ( 1 milli-second pulse ) . . . . Peak Pulse Current . . . . . . . . . . . . . . . . Breakdown Voltage . . . . . . . . . . . . . . . . Power( Continuous ). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 to 48 VOLTS ( See Characteristics Table ) . . . . . . 1000 WATTS . . ( See Figure 1 ) . . . . . . . 150 WATTS . . ( See Figure 2 ) . . . . . . . . . . See Characteristics Table . . . . . . . . . . See Characteristics Table . . . . . . . . . . . . . . . . . . 2.5 WATTS Electrical Characteristics at 25°C DEVICE TYPE Unidirectional Bi-directional UPT 5 UPTB 5 UPT 8 UPTB 8 UPT10 UPTB10 UPT12 UPTB12 UPT15 UPTB15 UPT17 UPTB17 UPT24 UPTB24 UPT28 UPTB28 UPT33 UPTB33 UPT48 UPTB48 * See Figure 1 MSCO264A 02-11-00 Stand-Off Voltage VR Minimum Breakdown Voltage BV(min) @ 1 mA Maximum Leakage Current IR @ VR Maximum Peak Current* IP Maximum Clamping Voltage VR @ 10 A Maximum Temp. Coefficient of BV (V) 5 8 10 12 15 17 24 28 33 48 (V) 6.0 9.0 11.0 13.8 16.7 19.0 28.4 31.0 36.8 54.0 (µ µ A) 50 2 2 1 1 1 1 1 1 1 (A) 89.4 62.1 47.2 40.3 33.9 30.8 22.0 19.2 16.4 11.2 (V) 9.5 13.7 18.0 21.6 26.0 29.2 43.2 47.8 56.7 84.3 (%/°°C) .030 .040 .045 .050 .055 .060 .070 .075 .080 .090 DSW UPT5 <-> (36256) Watertown UPT5-UPT48 UPTB5-UPTB48 MSCO264A 02-11-00 DSW UPT5 <-> (36256) Watertown UPT5-UPT48 UPTB5-UPTB48 MECHANICAL SPECIFICATIONS MSCO264A 02-11-00 DSW UPT5 <-> (36256)