Linear Technology LTM8045 Скачать руководство пользователя страница 5

5

dc1533af

DEMO MANUAL DC1533A

4. Solder the exposed copper together with braid to connect the terminal labeled V

OUT

 to the ground plane, as shown 

in Figure 6. The terminal labeled V

OUT

 is now GND.

5. Change C2 to 100μF 6.3V 1206 or 1210. Change R1 to 115k to optimize the switching frequency.

Figure 6

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Содержание LTM8045

Страница 1: ...ear Technology and the Linear logo are registered trademarks of Linear Technology Corporation All other trademarks are the property of their respective owners PERFORMANCE SUMMARY BOARD PHOTO modifying...

Страница 2: ...on Note 88 for more details NOTE When measuring the input or output voltage ripple care must be taken to avoid a long ground lead on the oscilloscope probe Measure the input or output voltage ripple b...

Страница 3: ...0 650 350 400 500 450 DC1533A F02 OUTPUT CURRENT mA 2 8 10 4 6 12 14 16 18 Figure 2 Maximum Output Current vs Input Voltage for VOUT 5V Figure 3 Proper Scope Probe Technique DC1533A F03 GND VIN OR VOU...

Страница 4: ...R3 45 3k as shown in Figure 4 R3 MUST BE PRESENT BEFORE OPERATION OTHERWISE THE LTM8045 MAY BE DAMAGED Figure 4 3 Make three cuts on the top copper to separate the terminal labeled GND from the groun...

Страница 5: ...UT to the ground plane as shown in Figure 6 The terminal labeled VOUT is now GND 5 Change C2 to 100 F 6 3V 1206 or 1210 Change R1 to 115k to optimize the switching frequency Figure 6 Downloaded from A...

Страница 6: ...l Demo Circuit Components 1 0 CIN1 CAP SMT 47 F 50V SUNCON 50CE47BS 2 0 C4 CAP X7R 47 F 16V 20 1210 3 0 C5 CAP X7R 4 7 F 25V 10 1206 4 0 L1 L2 IND 1 0 H 20 1812 MURATA LQH43CN1R0M03 5 0 R3 RES 0603 6...

Страница 7: ...ND E4 GND E5 GND F2 GND F3 GND F4 GND G2 GND H1 GND D1 VOUT B1 VOUT A2 VOUT A1 SS F1 RT G1 GND D2 GND D3 GND F5 GND H3 VOUT B2 FB A3 VOUT A4 VOUT A5 VOUT B4 VOUT B5 GND B3 E6 GND CIN1 47uF 50V L1 1 0u...

Страница 8: ...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...

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