ISL6527 Intersil Corporation, ISL6527 Datasheet - Page 5

• Manufacturer Part Number: ISL6527
• Description: Single Synchronous Buck Pulse-Width Modulation (PWM) Controller
• Manufacturer: Intersil Corporation

Absolute Maximum Ratings
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+7V
Absolute Boot Voltage, V
Absolute Error Amplifier Input, V
Upper Driver Supply Voltage, V
Input, Output or I/O Voltage . . . . . . . . . . . GND -0.3V to VCC +0.3V
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Class 2
Operating Conditions
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . +3.3V ±10%
Ambient Temperature Range . . . . . . . . . . . . . . . . . . . -40
Junction Temperature Range. . . . . . . . . . . . . . . . . . -40
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
POWER-ON RESET
Rising CPVOUT POR Threshold
CPVOUT POR Threshold Hysteresis
OSCILLATOR
Frequency
Ramp Amplitude
Charge Pump
Nominal Charge Pump Output
Charge Pump Output Regulation
ERROR AMPLIFIER
DC Gain
Gain-Bandwidth Product
Slew Rate
Non-Inverting Input Voltage
SOFT-START
Soft-start Slew Rate
GATE DRIVERS
Upper Gate Source Current
Upper Gate Sink Current
Lower Gate Source Current
Lower Gate Sink Current
PROTECTION / DISABLE
OCSET Current Source
Disable Threshold
1.
2.
θ
θ
“case temp” is measured at the center of the exposed metal pad on the package underside. See Tech Brief TB379.
JA
JA
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features.
is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
PARAMETER
BOOT
BOOT
. . . . . . . . . . . . . . . . . . . . . . . +15.0V
EA+
5
Recommended Operating Conditions, unless otherwise noted V
. . . . . . . . . . . . . . . . . . . . +1.5V
- V
PHASE
I
I
I
I
V
UGATE-SRC
UGATE-SNK
LGATE-SRC
LGATE-SNK
V
SYMBOL
V
OCSET/SD
I
∆V
CPVOUT
GBWP
OCSET
REF_IN
I
f
POR
VCC
OSC
SR
OSC
. . . . . . . . . . . +6.0V
o
Commercial
Industrial
IC = ISL6527C, Commercial
IC = ISL6527I, Industrial
IC = ISL6527AC, Commercial
IC = ISL6527AI, Industrial
V
Guaranteed By Design
Commercial; V
Industrial; V
V
V
Commercial
Industrial
C to 125
o
VCC
BOOT
VCC
C to 85
= 3.3V, No Load
= 3.3V, V
- V
o
o
C
C
ISL6527
PHASE
TEST CONDITIONS
REF_IN
REF_IN
LGATE
= 5V, V
= 1.5V
Thermal Information
Thermal Resistance
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . 150
Maximum Storage Temperature Range . . . . . . . . . . -65
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . 300
For Recommended soldering conditions see Tech Brief TB389.
= 1.5V
= 4V
SOIC Package (Note 1) . . . . . . . . . . . .
QFN Package (Note 2). . . . . . . . . . . . .
(SOIC - Lead Tips Only)
UGATE
= 4V
CC
= 3.3V±5% and T
4.25
4.10
MIN
275
250
575
550
2.6
0.3
6.2
6.2
18
16
-
-
-
-
-
-
-
-
-
-
-
-
TYP
4.30
4.30
300
300
600
600
3.3
0.6
1.5
5.1
88
15
20
20
-1
-1
6
2
1
2
θ
-
-
-
-
JA
A
(
o
= 25°C
C/W)
67
35
MAX
4.42
4.50
325
340
625
640
3.8
0.9
1.5
7.3
7.6
0.8
22
22
-
-
-
-
-
-
-
-
-
-
o
θ
C to 150
JC
UNITS
V
MHz
V/µs
θ
kHz
kHz
kHz
kHz
N/A
mA
ms
ms
dB
µA
µA
(
JC,
P-P
%
V
V
V
V
V
A
A
A
A
V
o
5
C/W)
the
o
o
o
C
C
C