Linear Technology LT8609 Скачать руководство пользователя страница 4 | Manualshive

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dc2195bf

DEMO MANUAL DC2195B

QUICK START PROCEDURE

Figure 3. LT8609 Demo Circuit EMI Performance in CISPR25 Radiated Emission Test (V

IN

= 14V, V

OUT

= 5V,

I

OUT

= 2A, 2MHz Switching Frequency)

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Содержание LT8609

Страница 1: ...re registered trademarks of Linear Technology Corporation All other trademarks are the property of their respective owners PERFORMANCE SUMMARY spectrum operation To synchronize to an external clock move JP1 to SYNC and apply the external clock to the SYNC turret Figure 1 shows the efficiency of the circuit The demo board has an EMI filter installed Under spread spectrum operation the radiated EMI ...

Страница 2: ...y measurements are desired an ammeter can be put in series with the output load in order to measure the DC2195B s output current b A voltmeter can be placed across the output terminals inordertogetanaccurateoutputvoltagemeasurement 6 Turn on the power at the input NOTE If there is no output temporarily disconnect the load to make sure that the load is not set too high 7 Once the proper output volt...

Страница 3: ...B QUICK START PROCEDURE Figure 2 LT8609A Demo Circuit EMI Performance in CISPR25 Radiated Emission Test VIN 14V VOUT 5V IOUT 2A 2MHz Switching Frequency Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com ...

Страница 4: ...T PROCEDURE Figure 3 LT8609 Demo Circuit EMI Performance in CISPR25 Radiated Emission Test VIN 14V VOUT 5V IOUT 2A 2MHz Switching Frequency Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com ...

Страница 5: ...ICK START PROCEDURE Figure 4 Proper Measurement Equipment Setup Figure 5 Measuring Output Ripple VOUT GND Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com Downloaded from Arrow com ...

Страница 6: ...0 LINEAR TECH LT8609AEMSE PBF DC2195B B Version Specific Components 1 1 U1 IC REGULATOR MSE10 LINEAR TECH LT8609EMSE PBF Additional Demo Board Circuit Components 1 1 C1 CAP ALUM 22µF 63V SUN ELECT 63CE22BS 2 2 C3 C10 CAP X7R 4 7µF 50V 10 1206 MURATA GRM31CR71H475K 3 1 C9 CAP X7R 4 7µF 16V 10 0805 MURATA GRM21BR71C475K73L 4 1 C11 CAP X7R 1µF 50V 10 0805 TDK C2012X7R1H105K 5 2 C12 C13 CAP X7R 0 1µF ...

Страница 7: ...OR ASSEMBLY VERSIONS U1 DC2195B A LT8609AEMSE DC2195B B LT8609EMSE VOUT VCC VCC R2 18 2k E6 EN UV E5 SYNC E9 GND L1 2 2µH XFL4020 222MEC C1 22µF 63V R4 1 00M C6 47µF 10V 1210 E7 TR SS C11 1µF 50V 0805 C8 0 01µF C4 0 22µF C10 4 7µF 50V 1206 R3 49 9k E8 PG C7 1µF R6 Opt E3 VOUT 5V 2A JP1 1 2 3 5 7 4 6 8 E4 GND L2 0 2010 R1 1 00M R5 187k C5 10pF E1 VEMI 5 5V 42V C3 4 7µF 50V 1206 C13 0 1µF 50V C2 4 7...

Страница 8: ...HIS INDEMNITY NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES The user assumes all responsibility and liability for proper and safe handling of the goods Further the user releases LTC from all claims arising from the handling or use of the goods Due to the open construction of the product it is the user s responsibility to take any and all ap...

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