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ISL8117DEMO2Z Datasheet(PDF) 5 Page - Renesas Technology Corp

Part # ISL8117DEMO2Z
Description  Synchronous Step-Down PWM Controller
PDF  24 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

ISL8117DEMO2Z Datasheet(HTML) 5 Page - Renesas Technology Corp

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ISL8117
FN8666 Rev 4.00
Page 5 of 24
Apr 19, 2018
Block Diagram
5VCC
5VCC
BOOT
UGATE
PHASE
LGATE/OCS
PGND
PGND
ADAPTIVE
DEAD TIME
V/I SAMPLE TIMING
POR
ENABLE
BIAS SUPPLIES
REFERENCE
FAULT LATCH
OV/UV
OC
FB
SW THRES.
PGOOD EN
VIN
VCC5V
EXTBIAS
MOD/SYNC
FB
SS/TRK
ISEN
2µA
SS/TRK
SS/TRK
+
_
+
_
0.6V
REF
+
_
1.75V
REFERENCE
DUTY CYCLE
RAMP GENERATOR
CLOCK
RT
SGND
LGATE/OCS
LGATE/OCS
OC
CLKOUT
PWM
CURRENT
SAMPLE
CURRENT
SAMPLE
SAME STATE FOR
2 CLOCK CYCLES
REQUIRED TO LATCH
OVERCURRENT FAULT
VIN
5VCC
SEE Note 6
FIGURE 3. BLOCK DIAGRAM



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