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ISL6441IRZ Datasheet(PDF) 3 Page - Renesas Technology Corp

Part # ISL6441IRZ
Description  1.4MHz Dual, 180째 Out-of-Phase, Step-Down PWM and Single Linear Controller
PDF  19 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

ISL6441IRZ Datasheet(HTML) 3 Page - Renesas Technology Corp

  ISL6441IRZ Datasheet HTML 1Page - Renesas Technology Corp ISL6441IRZ Datasheet HTML 2Page - Renesas Technology Corp ISL6441IRZ Datasheet HTML 3Page - Renesas Technology Corp ISL6441IRZ Datasheet HTML 4Page - Renesas Technology Corp ISL6441IRZ Datasheet HTML 5Page - Renesas Technology Corp ISL6441IRZ Datasheet HTML 6Page - Renesas Technology Corp ISL6441IRZ Datasheet HTML 7Page - Renesas Technology Corp ISL6441IRZ Datasheet HTML 8Page - Renesas Technology Corp ISL6441IRZ Datasheet HTML 9Page - Renesas Technology Corp Next Button
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Block Diagram
ERROR AMP 1
FB1
180k
PWM1
+ 0.8V
ISEN1
SAMPLE
CURRENT
SAMPLE
CURRENT
PHASE1
VCC_5V
UGATE1
BOOT1
LGATE1
PGND
+
0.8V REFERENCE
OCSET1
ERROR AMP 2
ADAPTIVE DEAD-TIME
VSEN2
18.5pF
800k
180k
PWM2
+
0.8V
ISEN2
SAMPLE
CURRENT
SAMPLE
CURRENT
PHASE2
VCC
UGATE2
BOOT2
LGATE2
PGND
DIODE EMULATION
V/I SAMPLE TIMING
+
0.8V REFERENCE
OCSET2
VIN
VCC
DUTY CYCLE RAMP GENERATOR
PWM CHANNEL PHASE CONTROL
OC2
OC1
2 CLOCK CYCLES
SAME STATE FOR
REQUIRED TO LATCH
OVERCURRENT FAULT
2 CLOCK CYCLES
SAME STATE FOR
REQUIRED TO LATCH
OVERCURRENT FAULT
VIN
PGOOD
UV
PGOOD
18.5pF
800k
UV
PGOOD
ADAPTIVE DEAD-TIME
DIODE EMULATION
V/I SAMPLE TIMING
OC1
POR
FAULT LATCH
BIAS SUPPLIES
REFERENCE
ENABLE
SOFT-START
SGND
SD1
SD2
SS1
SOFT2
OC2
REF
REF
16k
16k
-
+
-
+
-
+
-
+
-
+
-
+
-
+
-
+
VCC
-
+
GATE3
+
0.8V REFERENCE
FB3
VE
gm*VE



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