isl6441 Intersil Corporation, isl6441 Datasheet - Page 6

• Manufacturer Part Number: isl6441
• Description: 1.4mhz Dual, 180? Out-of-phase, Step-down Pwm And Single Linear Controller
• Manufacturer: Intersil Corporation

Electrical Specifications
SHUTDOWN1/SHUTDOWN2
HIGH Level (Converter Enabled)
LOW Level (Converter Disabled)
PWM CONVERTERS
Output Voltage
FB Pin Bias Current
Maximum Duty Cycle
Minimum Duty Cycle
PWM CONTROLLER ERROR AMPLIFIERS
DC Gain (Note 7)
Gain-Bandwidth Product (Note 7)
Slew Rate (Note 7)
Maximum Output Voltage (Note 7)
Minimum Output Voltage (Note 7)
PWM CONTROLLER GATE DRIVERS (Note 8)
Sink/Source Current
Upper Drive Pull-Up Resistance
Upper Drive Pull-Down Resistance
Lower Drive Pull-Up Resistance
Lower Drive Pull-Down Resistance
Rise Time
Fall Time
LINEAR CONTROLLER
Drive Sink Current
FB3 Feedback Threshold
Undervoltage Threshold
FB3 Input Leakage Current
Amplifier Transconductance
POWER GOOD AND CONTROL FUNCTIONS
PGOOD LOW Level Voltage
PGOOD Leakage Current
PGOOD Upper Threshold, PWM 1 and 2
PGOOD Lower Threshold, PWM 1 and 2
PGOOD for Linear Controller
PARAMETER
6
Recommended operating conditions unless otherwise noted. Refer to Block Diagram and Typical Application
Schematic. V
Typical values are at T
IN
= 5.6V to 24V, or VCC_5V = 5V ±10%, T
Internal Pull-up (3µA)
PWM1, C
PWM2, C
VCC_5V = 4.5V
VCC_5V = 4.5V
VCC_5V = 4.5V
VCC_5V = 4.5V
C
C
I = 21mA
V
V
Pull-up = 100kΩ
Fraction of set point
Fraction of set point
FB
FB
OUT
OUT
A
= 25°C (Continued)
= 0.8V, I = 21mA
= 1000pF
= 1000pF
TEST CONDITIONS
OUT
OUT
ISL6441
= 1000pF, T
= 1000p, T
A
A
= 25°C
= 25°C
A
= -40°C to 85°C (Note 2),
MIN
105
2.0
5.9
0.9
71
73
80
50
80
70
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TYP
400
0.8
2.0
3.2
1.8
0.8
0.1
88
18
18
75
45
75
4
8
8
2
-
-
-
-
-
-
-
-
-
-
-
-
MAX
±1.0
150
150
120
0.8
3.6
0.5
95
80
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
October 4, 2005
UNITS
MHz
V/µs
mA
mA
A/V
nA
dB
nA
µA
ns
ns
%
%
%
%
%
%
%
FN9197.1
V
V
V
V
V
V
V