参数资料
型号: ISL6333CRZ
厂商: Intersil
文件页数: 13/40页
文件大小: 0K
描述: IC CTRLR PWM 3PHASE BUCK 48-QFN
标准包装: 43
应用: 控制器,Intel VR11
输入电压: 5 V ~ 12 V
输出数: 1
输出电压: 0.5 V ~ 1.6 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 48-VFQFN 裸露焊盘
供应商设备封装: 48-QFN(7x7)
包装: 管件
ISL6333, ISL6333A, ISL6333B, ISL6333C
Absolute Maximum Ratings
Thermal Information
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +6V
Thermal Resistance
θ JA (°C/W)
θ JC (°C/W)
Supply Voltage, PVCC . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to +15V
Absolute BOOT Voltage, V BOOT . . . . . . . GND - 0.3V to GND + 36V
PHASE Voltage, V PHASE . . . . . . . . . GND - 8V (<400ns, 20μJ) to 30V
(<200ns, V BOOT - V GND < 36V)
UGATE Voltage, V UGATE . . . . . . . . V PHASE - 0.3V to V BOOT + 0.3V
V PHASE - 3.5V (<100ns Pulse Width, 2μJ) to V BOOT + 0.3V
LGATE Voltage, V LGATE . . . . . . . . . . . GND - 0.3V to PVCC + 0.3V
GND - 5V (<100ns Pulse Width, 2μJ) to PVCC + 0.3V
Input, Output, or I/O Voltage . . . . . . . . . GND - 0.3V to VCC + 0.3V
QFN Package (Notes 1, 2) . . . . . . . . . . 28 1.5
Maximum Junction Temperature . . . . . . . . . . . . . . . . . . . . . . +150°C
Maximum Storage Temperature Range . . . . . . . . . .-65°C to +150°C
Pb-free Reflow Profile . . . . . . . . . . . . . . . . . . . . . . . . .see link below
Recommended Operating Conditions
VCC Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+5V ±5%
PVCC Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . +5V to 12V ±5%
Ambient Temperature
ISL6333CRZ, ISL6333ACRZ, ISL6333BCRZ,
ISL6333CCRZ . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to +70°C
ISL6333IRZ, ISL6333AIRZ, ISL6333BIRZ,
ISL6333CIRZ . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to +85°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. Boldface limits apply over the operating temperature range.
MIN
MAX
PARAMETER
TEST CONDITIONS
(Note 4)
TYP
(Note 4)
UNITS
BIAS SUPPLIES
Input Bias Supply Current
Lower Gate Drive Bias Current -
I VCC ; EN = high
I PVCC1 ; EN = high
13
0.7
16.7
1.8
19.5
4
mA
mA
PVCC1 Pin
Lower Gate Drive Bias Current -
I PVCC2_3 ; EN = high
1.5
2.6
5
mA
PVCC2_3 Pin (ISL6333, ISL6333B
Only)
Lower Gate Drive Bias Current - PVCC3 I PVCC3 ; EN = high
1.5
2.6
5
mA
Pin (ISL6333A, ISL6333C Only)
Upper Gate Drive Bias Current -
I UVCC ; EN = high
0.6
1
1.4
mA
PUVCC Pin
VCC POR (Power-On Reset) Threshold VCC rising
VCC falling
4.25
3.75
4.41
3.85
4.50
4.00
V
V
PVCC POR (Power-On Reset)
Threshold
BYP1 POR (Power-On Reset)
Threshold
PVCC1, PVCC2_3, PUVCC rising
PVCC1, PVCC2_3, PUVCC falling
BYP1 rising
BYP1 falling
4.30
3.70
4.20
3.70
4.42
3.83
4.40
3.80
4.55
3.95
4.55
3.90
V
V
V
V
PWM MODULATOR
Oscillator Frequency Accuracy, F SW
R T = 100k Ω (± 0.1%)
225
250
275
kHz
(ISL6333CRZ, ISL6333ACRZ,
ISL6333BCRZ, ISL6333CCRZ)
Oscillator Frequency Accuracy, F SW
R T = 100k Ω (± 0.1%)
215
250
280
kHz
(ISL6333IRZ, ISL6333AIRZ,
ISL6333BIRZ, ISL6333CIRZ)
(Note 3)
Adjustment Range of Switching
(Note 3)
0.08
-
1.0
MHz
Frequency
13
FN6520.3
October 8, 2010
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