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Application Note 1907

7

AN1907.0

February 10, 2014

FIGURE 10. BOTTOM LAYER SOLDER SIDE

FIGURE 11. BOTTOM SILK SCREEN

ISL8216MEVAL1Z Layouts

(Continued)

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Содержание ISL8216MEVAL1Z

Страница 1: ...cilloscope Quick Start 1 Select the output voltage by using one of the five jumpers JP1 to JP5 for 5V 12V 20V 24V or 30V 2 Connect the VIN J1 and PGND J2 terminals to a power supply and connect the load to the VOUT J4 and PGND J3 terminals 3 Set the input power supply to desired input voltage between 10V to 80V note that the input voltage must be higher than the selected output voltage 4 Enable th...

Страница 2: ...eriod of the sync signal When the external sync feature is not used the customer should tie the SYNC pin to SGND Optional External Enable Control Circuit The module can be enabled by an external signal by using an open drain device or by adding an external circuit This optional external enable circuit is provided on the ISL8216MEVAL1Z evaluation board see Figure 2 To utilize the circuit shown in F...

Страница 3: ... for the selection of this resistor A minimum 0 25W power rating is recommended for this resistor An additional N MOSFET along with the external enable circuit is required when R23 is populated This N MOSFET is used for pulling VOUT to ground when the external control signal is logic low Without this N MOSFET a residual voltage can be generated on VOUT capacitors due to leakage from VIN R23 intern...

Страница 4: ...013 1 TIM KLEMANN PVIN 22UF PVCC ENSS 2N7002 7 F TIM KLEMANN DNP 2512 FB DNP 0805 2 2UF 100V 2 2UF 0 1UF PVCC DNP RED BLACK BLACK 100V PVIN RED 35V 0603 0 RTCT SSL_LXA3025IGC OPEN PGOOD PGND PGND PVCC UGATE PCOMPX FB PGOOD FB SGND COMP RTCT RTCT SYNC VCC PGND OCSET ENSS BOOT NET_SHORT IN IN OUT IN IN IN IN OUT IN IN OUT IN OUT OUT OUT OUT IN IN IN IN 1 2 1 2 1 2 1 2 1 2 1 C11 E14 1 F1 D1 A1 1 1 3 ...

Страница 5: ...Application Note 1907 5 AN1907 0 February 10 2014 ISL8216MEVAL1Z Layouts FIGURE 6 TOP SILK SCREEN FIGURE 7 TOP LAYER COMPONENT SIDE ...

Страница 6: ...Application Note 1907 6 AN1907 0 February 10 2014 FIGURE 8 LAYER 2 FIGURE 9 LAYER 3 ISL8216MEVAL1Z Layouts Continued ...

Страница 7: ...Application Note 1907 7 AN1907 0 February 10 2014 FIGURE 10 BOTTOM LAYER SOLDER SIDE FIGURE 11 BOTTOM SILK SCREEN ISL8216MEVAL1Z Layouts Continued ...

Страница 8: ... JP1 JP5 5 THOLE BERG FCI Jumper SSL LXA3025IGC TR LED1 1 SMD LUMEX 3mmx2 5mm Surface Mount LED 2N7002 7 F T Q1 1 SOT 23 Various N Channel 60V 115mA MOSFET H2511 00R00 1 10W T R1 1 0Ω 1 1 10W 603 Various Thick Film Chip Resistor H2515 DNP R20 0 DNP 2512 H2511 03321 1 10W1 T R30 R31 2 3 32kΩ 1 1 10W 603 Various Thick Film Chip Resistor H2511 01241 1 10W1 T RFB1 1 1 24kΩ 1 1 10W 603 Various Thick Fi...

Страница 9: ...5 80 85 90 95 100 0 1 2 3 4 24VIN TO 5VOUT 300kHz 36VIN TO 5VOUT 300kHz 48VIN TO 5VOUT 300kHz EFFICIENCY LOAD CURRENT A 60 65 70 75 80 85 90 95 100 0 1 2 3 4 80VIN TO 12VOUT 350kHz 64VINTO 12VOUT 350kHz 36VIN TO 12VOUT 400kHz 48VIN TO 12VOUT 400kHz 24VIN TO 12VOUT 400kHz EFFICIENCY LOAD CURRENT A 60 65 70 75 80 85 90 95 100 0 1 2 3 4 EFFICIENCY LOAD CURRENT A 80 VIN TO 24VOUT 350kHz 48VIN TO 24VOU...

Страница 10: ...e reader is cautioned to verify that the Application Note or Technical Brief is current before proceeding For information regarding Intersil Corporation and its products see www intersil com AN1907 0 February 10 2014 Radiated Emission Performance FIGURE 15 RADIATED EMISSION AT 24VIN 5VOUT 4A FIGURE 16 RADIATED EMISSION AT 24VIN 12VOUT 4A CISPR 22 CLASS B CISPR 22 CLASS B ...

Страница 11: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Intersil ISL8216MEVAL1Z ...

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