Features: • Compact full-mold package (equivalent to TO220)• Output current: 0.27A• Low dropout voltage: VDIF0.5V (at IO=0.27A)• Output ON/OFF control terminal is compatible with LS-TTL. (It may be directly driven by LS-TTL or standard CMOS logic.)• Built-in foldback ...
SI-3000B: Features: • Compact full-mold package (equivalent to TO220)• Output current: 0.27A• Low dropout voltage: VDIF0.5V (at IO=0.27A)• Output ON/OFF control terminal is compatible ...
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Features: • Compact surface-mount package (SOT-89-3)• Output current: 250 mA• Lo...
• Compact full-mold package (equivalent to TO220)
• Output current: 0.27A
• Low dropout voltage: VDIF0.5V (at IO=0.27A)
• Output ON/OFF control terminal is compatible with LS-TTL. (It may be directly driven by LS-TTL or standard CMOS logic.)
• Built-in foldback overcurrent, thermal protection circuits
• Highly accurate overcurent protection starting current
SI-3157B : 0.3 to 0.7A (VIN=18V)
SI-3025B : 0.3 to 0.7A (When VIN=18V, setting VO=15.7V)
0.3 to 0.75A (When VIN=18V, setting VO=11.7V)
• Variable output voltage type (SI-3025B) also available
Parameter |
Symbol |
Ratings |
Unit | |
DC input voltage |
VIN |
35 |
V | |
Voltage of Output Control Terminal |
VC |
VIN |
V | |
DC Output Current |
IO |
0.27*1 |
A | |
Power Dissipation |
PD1 |
14(With infinite heatsink) |
W | |
PD2 |
1.5(Without heatsink,stand operation) |
W | ||
Junction Temperature |
Tj |
40 to +125 |
| |
Ambient Operating Temperature |
Top |
30 to +100 |
||
Storage temperature |
Tstg |
40 to +125 |
| |
Thermal Resistance(junction to case) |
Rj-c |
7.0 |
/W | |
Thermal Resistance(junction to ambient air) |
Rj-a |
66.7(Without heatsink, stand-alone operation) |
/W |