参数资料
型号: ISL6537ACR-T
厂商: Intersil
文件页数: 5/16页
文件大小: 0K
描述: IC REG/CTRLR ACPI DUAL DDR 28QFN
标准包装: 4,000
应用: 存储器,DDR/DDR2 稳压器
电流 - 电源: 7mA
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 28-VQFN 裸露焊盘
供应商设备封装: 28-QFN(6x6)
包装: 带卷 (TR)
ISL6537A
Absolute Maximum Ratings
Thermal Information
5VSBY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to +7V
Thermal Resistance (Typical, Notes 1, 2) θ JA (°C/W)
θ JC (°C/W)
P12V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to +14V
Absolute Boot Voltage, V BOOT . . . . . . . . . . . . . . . . . . . . . . . +15.0V
Upper Driver Supply Voltage, V BOOT - V PHASE . . . . . . . . 7.0V (DC)
8.0V (<10ns Pulse Width, 10 μ J)
All other Pins . . . . . . . . . . . . . . . . . . . . GND - 0.3V to 5VCC + 0.3V
QFN Package . . . . . . . . . . . . . . . . . . . 32 5
Maximum Junction Temperature (Plastic Package) . . . . . . +150°C
Maximum Storage Temperature Range . . . . . . . . . -65°C to +150°C
Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Class 2
Recommended Operating Conditions
Supply Voltage on 5VSBY . . . . . . . . . . . . . . . . . . . . . . . . +5V ±10%
Supply Voltage on P12V . . . . . . . . . . . . . . . . . . . . . . . . +12V ±10%
Ambient Temperature Range . . . . . . . . . . . . . . . . . . . . 0°C to +70°C
Junction Temperature Range. . . . . . . . . . . . . . . . . . . 0°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 in free air with the component mounted on a high effective thermal conductivity test board with “direct attach” features. See
Tech Brief TB379.
2. 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. Refer to Block and Simplified Power System
Diagrams and Typical Application Schematics
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
5VSBY SUPPLY CURRENT
Nominal Supply Current
I CC_S0
I CC_S5
S3# and S5# HIGH, UGATE/LGATE Open
S5# LOW, S3# Don’t Care, UGATE/LGATE Open
5.5
-
7.0
700
8.0
850
mA
μ A
POWER-ON RESET
Rising 5VSBY POR Threshold
Falling 5VSBY POR Threshold
Rising P12V POR Threshold
Falling P12V POR Threshold
4.10
3.60
10.0
8.80
-
-
-
-
4.45
3.95
10.5
9.75
V
V
V
V
OSCILLATOR AND SOFT-START
PWM Frequency
Ramp Amplitude
Soft-Start Interval
f OSC
Δ V OSC
t SS
220
-
6.5
250
1.5
8.2
280
-
9.5
kHz
V
ms
REFERENCE VOLTAGE
Reference Voltage
System Accuracy
V REF
-
-2.0
0.800
-
-
+2.0
V
%
V DDQ AND V GMCH PWM CONTROLLER ERROR AMPLIFIERS
DC Gain
(Note 3)
-
80
-
dB
Gain-Bandwidth Product
Slew Rate
GBWP
SR
(Note 3)
(Note 3)
15
-
-
6
-
-
MHz
V/ μ s
CONTROL I/O (S3#, S5#)
LOW Level Input Threshold
HIGH Level Input Threshold
0.75
-
-
-
-
2.2
V
V
5
FN9143.5
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