参数资料
型号: ISL6527CRZ-T
厂商: Intersil
文件页数: 6/16页
文件大小: 0K
描述: IC REG CTRLR BST PWM VM 16-QFN
标准包装: 6,000
PWM 型: 电压模式
输出数: 1
频率 - 最大: 325kHz
占空比: 100%
电源电压: 2.97 V ~ 3.63 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: 0°C ~ 70°C
封装/外壳: 16-VQFN 裸露焊盘
包装: 带卷 (TR)
ISL6527, ISL6527A
Absolute Maximum Ratings
Thermal Information
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+7V
Thermal Resistance
θ JA (°C/W)
θ JC (°C/W)
Absolute Boot Voltage, V BOOT . . . . . . . . . . . . . . . . . . . . . . . +15.0V
Absolute Error Amplifier Input, V EA+ . . . . . . . . . . . . . . . . . . . . +1.5V
Upper Driver Supply Voltage, V BOOT - V PHASE . . . . . . . . . . . +7.0V
Input, Output or I/O Voltage . . . . . . . . . . . GND -0.3V to VCC +0.3V
Operating Conditions
SOIC Package (Note 1) . . . . . . . . . . . . 67 N/A
QFN Package (Notes 2, 3). . . . . . . . . . 35 5
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . +150°C
Maximum Storage Temperature Range . . . . . . . . . .-65°C to +150°C
Pb-free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . .see link below
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:
1. θ JA is measured with the component mounted on a high effective thermal conductivity test board in free air. See Tech Brief TB379 for details.
2. θ JA is measured in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
Tech Brief TB379.
3. For θ JC , the “case temp” location is the center of the exposed metal pad on the package underside.
Electrical Specifications
Recommended Operating Conditions, unless otherwise noted V CC = 3.3V ±5% and T A = +25°C
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
VCC SUPPLY CURRENT
Nominal Supply
I BIAS
6.1
7.1
7.7
mA
POWER-ON RESET
Rising CPVOUT POR Threshold
POR
Commercial
4.25
4.30
4.42
V
CPVOUT POR Threshold Hysteresis
Industrial
4.10
0.3
4.30
0.6
4.50
0.9
V
V
OSCILLATOR
Frequency
Ramp Amplitude
f OSC
Δ V OSC
IC = ISL6527C, Commercial
IC = ISL6527I, Industrial
IC = ISL6527AC, Commercial
IC = ISL6527AI, Industrial
275
250
554
524
-
300
300
600
600
1.5
325
340
645
650
-
kHz
kHz
kHz
kHz
V P-P
CHARGE PUMP
Nominal Charge Pump Output
Charge Pump Output Regulation
V CPVOUT
V VCC = 3.3V, No Load
-
-
5.1
2
-
-
V
%
ERROR AMPLIFIER
DC Gain
(Note 4)
-
88
-
dB
Gain-Bandwidth Product
Slew Rate
Non-Inverting Input Voltage
GBWP
SR
V REF_IN
(Note 4)
(Note 4)
(Note 4)
-
-
-
15
6
-
-
-
1.5
MHz
V/μs
V
SOFT-START
Soft-start Slew Rate
Commercial; V REF_IN = 1.5V
Industrial; V REF_IN = 1.5V
6.2
6.2
-
-
7.3
7.6
ms
ms
GATE DRIVERS
Upper Gate Source Current
Upper Gate Sink Current
Lower Gate Source Current
Lower Gate Sink Current
I UGATE-SRC V BOOT - V PHASE = 5V, V UGATE = 4V
I UGATE-SNK
I LGATE-SRC V VCC = 3.3V, V LGATE = 4V
I LGATE-SNK
-
-
-
-
-1
1
-1
2
-
-
-
-
A
A
A
A
6
FN9056.10
November 18, 2008
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