STD790AT4 STMICROELECTRONICS | Alldatasheet

Document overview

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Technical content

Datasheet sections

  • 1 Electrical ratings
  • 2 Electrical characteristics
  • 2.1 Electrical characteristics (curves)
  • 2.2 Test circuits
  • 3 Package mechanical data
  • 4 Revision history

Part Number Marking Package Packing STD790AT4 D790A DPAK Tape & reel STD790AT4 Medium Current, High Performance, Low Voltage PNP Transistor General features ■ Very low Collector to Emitter saturation voltage ■ D.C. Current gain, hFE >100 ■ 3A continuous collector current ■ 40V breakdown voltage (V (BR)CER) ■ Surgace mounting DPAK(TO-252) power package in tape & reel packing ■ In compliance with the 2002/93/EC European Directive

Description

The device in manufactured in low voltage PNP Planar Technology by using a “Base Island” layout. The resulting transistor shows exceptional high gain performance coupled with very low saturation voltage.

Applications

■ Power management in portable equipment ■ Voltage regulation in bias supply circuits ■ Switching regulator in battery charger ■ Heavy load driver Internal schematic diagram DPAK (TO-252)

1 Electrical ratings

Table 2. Thermal data Table 1. Absolute maximum rating

2 Electrical characteristics

Table 3. Electrical characteristics

2.1 Electrical characteristics (curves)

100 MHz

Figure 1. DC current gain Figure 2. DC current gain Figure 3. Collector-emitter saturation Figure 4. Base-emitter saturation

2.2 Test circuits

Figure 7. Resistive load switching test circuit Figure 5. Switching time resistive load Figure 6. Switching time resistive load

3 Package mechanical data

In order to meet environmental requirements, ST offers these devices in ECOPACK® packages. These packages have a Lead-free second level interconnect. The category of second level interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an ST trademark. ECOPACK specifications are available at: www.st.com

DIM. mm inch A 2.20 2.40 0.087 0.094 A1 0.90 1.10 0.035 0.043 A2 0.03 0.23 0.001 0.009 B 0.64 0.90 0.025 0.035 B2 5.20 5.40 0.204 0.213 C 0.45 0.60 0.018 0.024 C2 0.48 0.60 0.019 0.024 D 6.00 6.20 0.236 0.244 E 6.40 6.60 0.252 0.260 G 4.40 4.60 0.173 0.181 H 9.35 10.10 0.368 0.398 L2 0.8 0.031 L4 0.60 1.00 0.024 0.039 V2 0 o 8o 0o 0o P032P_B TO-252 (DPAK) MECHANICAL DATA

4 Revision history

Table 4. Revision history 24-Mar-2004 1 Initial release.