ISL6522A Intersil Corporation, ISL6522A Datasheet - Page 3

• Manufacturer Part Number: ISL6522A
• Description: Buck and Synchronous Rectifier Pulse-Width Modulator (PWM) Controller
• Manufacturer: Intersil Corporation

Absolute Maximum Ratings
Supply Voltage, V
Boot Voltage, V
Input, Output or I/O Voltage . . . . . . . . . . . . GND -0.3V to V
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Class 2
Recommended Operating Conditions
Supply Voltage, V
Ambient Temperature Range, ISL6522AC. . . . . . . . . . 25
Junction Temperature Range, ISL6522AC. . . . . . . . . . 0
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
Electrical Specifications
V
Nominal Supply
Shutdown Supply
POWER-ON RESET
Rising V
Falling V
Enable-Input Threshold Voltage
Rising V
OSCILLATOR
Free Running Frequency
Total Variation
Ramp Amplitude
REFERENCE
Reference Voltage Tolerance
Reference Voltage
ERROR AMPLIFIER
DC Gain
Gain-Bandwidth Product
Slew Rate
GATE DRIVERS
Upper Gate Source
Upper Gate Sink
Lower Gate Source
Lower Gate Sink
PROTECTION
OCSET Current Source
Soft-Start Current
1. θ
2. For θ
CC
Brief TB379.
JA
SUPPLY CURRENT
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. SeeTech
CC
OCSET
JC
CC
, the "case temp" location is the center of the exposed metal pad on the package underside.
Threshold
Threshold
PARAMETER
BOOT
Threshold
CC
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +15.0V
. . . . . . . . . . . . . . . . . . . . . . . . . . . +12V ±10%
- V
PHASE
. . . . . . . . . . . . . . . . . . . . . . . +15.0V
3
Recommended Operating Conditions, Unless Otherwise Noted
SYMBOL
R
R
I
∆V
I
I
OCSET
UGATE
V
LGATE
GBW
UGATE
LGATE
I
I
SR
REF
CC
SS
OSC
o
EN = V
EN = 0V
V
V
V
R
6kΩ < R
R
COMP = 10pF
V
I
V
I
V
C to 125
LGATE
LGATE
o
OCSET
OCSET
OCSET
T
T
BOOT
CC
OCSET
C to 70
CC
= OPEN, V
= OPEN
= 12V, V
+0.3V
CC
- V
= 0.3A
= 0.3A
T
o
o
= 4.5VDC
= 4.5VDC
= 4.5VDC
= 4.5VDC
ISL6522A
; UGATE and LGATE Open
to GND < 200kΩ
C
C
PHASE
TEST CONDITIONS
LGATE
CC
= 12
= 12V, V
= 6V
Thermal Information
Thermal Resistance
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . 150
Maximum Storage Temperature Range . . . . . . . . . . -65
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . 300
QFN Package (Notes 1, 2) . . . . . . . . . .
(SOIC - Lead Tips Only)
UGATE
= 6V
MIN
175
-0.5
350
300
170
8.8
0.8
-20
-
-
-
-
-
-
-
-
-
-
-
-
0.800
TYP
1.27
200
500
450
200
1.9
5.5
3.5
50
88
15
10
5
6
-
-
-
-
-
θ
JA
(
36
o
MAX
10.4
+20
100
230
230
C/W)
2.0
0.5
6.5
10
-
-
-
-
-
-
-
-
-
-
-
o
θ
C to 150
JC
UNITS
V
MHz
V/µs
kHz
mA
mA
mA
(
µA
dB
µA
µA
%
P-P
%
Ω
Ω
o
V
V
V
V
V
5
C/W)
o
o
o
C
C
C