ipm6220a Intersil Corporation, ipm6220a Datasheet - Page 2

• Manufacturer Part Number: ipm6220a
• Description: Advanced Triple Pwm And Dual Linear Power Controller For Portable Applications
• Manufacturer: Intersil Corporation

Block Diagram
VSEN2
VSEN3
CLK1
PGND2
UGATE2
PHASE2
LGATE2
ISEN2
BOOT2
LGATE2
PWM MODE 2
REF
CONTROLLER
R1 = 20K
VCC
BOOST
REF
CLK2
HGDR2
-
LGDR2
OVP2
HYST COMP2
+
-
-
LGATE2
PWMMD2
PWMMD2
EA2
-
GATE3
2.8V
-
RAMP 2
OC COMP2
HI
LO
GATE LOGIC 2
-
CLK2
PWM/HYST
DEADTIME
SHUTOFF
HYST ON
PWM ON
SECOND
CLAMP
LOGIC2
VOLT-
VBATT
200ns
UVFLT
CLK
OVP1
OVP2
OC
CLK1
¦
RAMP 1
-
VCC
VOLTAGE
MONITOR
OUTPUT
PWM
LATCH 2
>
D
R
Q
Q
FIGURE 1.
RESET (POR)
PGOOD
UVFLT
POWER-ON
GND
LATCH 1
POR
PWM
Q
Q
D
R
SDWN
<
VCC
LDO2
3.3V-ALWAYS
-
PWMMD1
VBATT
LDO1
¦
OC LOGIC1
SECOND
CLAMP
VOLT-
DEADTIME
PWM/HYST
PWM ON
HYST ON
SHUTOFF
GATE LOGIC 1
VSEN1
OC COMP1
5V-ALWAYS
VCC
-
LO
HI
-
SDWN
HYST COMP1
PWMMD1
REF
LGATE1
EA1
2.5V
-
SOFT START
HGDR1
LGDR1
REFERENCE
OVP1
-
+
-
AND
CLK1
PWM MODE 1
R1 = 20K
-
POR
VCC
REF
LGATE1
SDWNALL
UGATE1
LGATE1
SDWN1
SDWN2
BOOT1
PHASE1
PGND1
ISEN1
VSEN1