ISL6525 Intersil Corporation, ISL6525 Datasheet - Page 3

• Manufacturer Part Number: ISL6525
• 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
Operating Conditions
Supply Voltage, V
Ambient Temperature Range . . . . . . . . . . . . . . . . . . . . . 0
Junction Temperature Range . . . . . . . . . . . . . . . . . . . . 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
VCC SUPPLY CURRENT
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
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
PGOOD DELAY
Discharge Current Source
NMOS gate threshold voltage
1.
JA
is measured with the component mounted on a low effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
CC
OCSET
CC
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
I
I
OCSET
UGATE
LGATE
GBW
UGATE
LGATE
V
I
I
SR
CC
SS
OSC
o
EN = V
EN = 0V
V
V
V
R
6k < 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
; UGATE and LGATE Open
to GND < 200k
C
C
ISL6525
PHASE
TEST CONDITIONS
LGATE
CC
= 12
= 12V, V
= 6V
Thermal Information
Thermal Resistance (Typical, Note 1)
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . 150
Maximum Storage Temperature Range . . . . . . . . . . -65
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . 300
SOIC Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
(Lead tips only)
UGATE
= 6V
1.188
MIN
185
350
300
170
8.2
0.8
-15
5.5
-
-
-
-
-
-
-
-
-
-
-
-
TYP
1.27
1.20
200
500
450
200
1.9
5.5
3.5
50
88
15
10
10
5
6
2
-
-
-
-
1.212
MAX
10.4
14.5
+15
100
215
230
2.0
6.5
10
-
-
-
-
-
-
-
-
-
-
-
o
C to 150
JA
UNITS
V
MHz
V/ s
kHz
117
mA
mA
mA
dB
(
%
P-P
W
W
V
V
V
V
V
V
o
A
A
A
A
C/W)
o
o
o
C
C
C