Mechanical relay system
Example of junction box circuit of mechanical relay system
Lineup
MOSFET with a built-in active clamp circuit
Low side switch / High side switch (up to 1 A)
| Function | Low side switch | High side switch | |
|---|---|---|---|
| Part number | TPD1044F | TPD1054F | TPD1052F |
| Package | PS-8 (2.8 x 2.9 mm) | ||
| Features |
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|
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General purpose small signal MOSFET
| Part number | SSM3K7002KF | SSM3J168F | SSM3J66MFV | |
|---|---|---|---|---|
| Package | ||||
| VDSS [V] | 60 | -60 | -20 | |
| ID [A] | 0.4 | -0.4 | -0.8 | |
RDS(ON) @|VGS| = 4.5 V [Ω] |
Typ. | 1.2 | 1.4 | 0.31 |
| Max | 1.75 | 1.9 | 0.39 | |
| Drive voltage [V] | 4.5 | -4.0 | -1.2 | |
| Polarity | N-ch | P-ch | P-ch | |
General purpose small signal bipolar transistor
* indicates UFM package
Small signal bias resistor built-in transistor (BRT)
| Part number | NPN (BRT) | PNP (BRT) | |
|---|---|---|---|
| Package | ES6 (SOT-563) | RN1907FE | RN2907FE |
| US6 (SOT-363) | RN1901 | RN2901 | |
| VCEO [V] | 50 | -50 | |
| IC [mA] | 100 | -100 | |
TVS diode (for CAN communication)
| Part number | DF3D18FU | DF3D29FU | DF3D36FU |
|---|---|---|---|
| Package | USM (SOT-323) | ||
| VESD [kV] @ISO 10605 | ±30 | ±30 | ±20 |
| VRWM (Max) [V] | 12 | 24 | 28 |
| Ct (Typ. / Max) [pF] | 9 / 10 | 6.5 / 8 | |
| RDYN (Typ.) [Ω] | 0.8 | 1.1 | 1.5 |
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