ISL6527IB-T Intersil, ISL6527IB-T Datasheet - Page 6

• Manufacturer Part Number: ISL6527IB-T
• Description: IC PWM BUCK BST VM 14SOIC
• Manufacturer: Intersil

Specifications of ISL6527IB-T

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 340kHz
• Duty Cycle: 100%
• Voltage - Supply: 2.97 V ~ 3.63 V
• Buck: Yes
• Boost: Yes
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• Frequency-max: 340kHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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
Operating Conditions
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . +3.3V ±10%
Ambient Temperature Range . . . . . . . . . . . . . . . . . . .-40°C to +85°C
Junction Temperature Range. . . . . . . . . . . . . . . . . .-40°C to +125°C
CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product reliability and
result in failures not covered by warranty.
NOTES:
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
1.
2. θ
3. For θ
θ
Tech Brief TB379.
JA
JA
is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
JC
, the “case temp” location is the center of the exposed metal pad on the package underside.
PARAMETER
BOOT
BOOT
. . . . . . . . . . . . . . . . . . . . . . . +15.0V
EA+
6
Recommended Operating Conditions, unless otherwise noted V
. . . . . . . . . . . . . . . . . . . . +1.5V
- V
PHASE
I
I
I
I
UGATE-SRC
UGATE-SNK
LGATE-SRC
LGATE-SNK
V
SYMBOL
V
ΔV
CPVOUT
GBWP
REF_IN
I
f
POR
BIAS
OSC
SR
OSC
. . . . . . . . . . . +7.0V
Commercial
Industrial
IC = ISL6527C, Commercial
IC = ISL6527I, Industrial
IC = ISL6527AC, Commercial
IC = ISL6527AI, Industrial
V
(Note 4)
(Note 4)
(Note 4)
(Note 4)
Commercial; V
Industrial; V
V
V
VCC
BOOT
VCC
ISL6527, ISL6527A
= 3.3V, No Load
= 3.3V, V
- V
PHASE
TEST CONDITIONS
REF_IN
REF_IN
LGATE
= 5V, V
= 1.5V
Thermal Information
Thermal Resistance
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . +150°C
Maximum Storage Temperature Range . . . . . . . . . .-65°C to +150°C
Pb-free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . .see link below
= 1.5V
= 4V
SOIC Package (Note 1) . . . . . . . . . . . .
QFN Package (Notes 2, 3). . . . . . . . . .
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
UGATE
= 4V
CC
= 3.3V ±5% and T
4.25
4.10
MIN
275
250
554
524
6.1
0.3
6.2
6.2
-
-
-
-
-
-
-
-
-
-
-
TYP
4.30
4.30
300
300
600
600
7.1
0.6
1.5
5.1
88
15
-1
-1
2
6
1
2
θ
-
-
-
JA
(°C/W)
A
= +25°C
67
35
MAX
4.42
4.50
325
340
645
650
7.7
0.9
1.5
7.3
7.6
-
-
-
-
-
-
-
-
-
-
November 18, 2008
θ
JC
UNITS
V
FN9056.10
MHz
V/µs
kHz
kHz
kHz
kHz
N/A
mA
ms
ms
dB
(°C/W)
P-P
%
V
V
V
V
V
A
A
A
A
5