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参数资料
| 型号： | ISL6841IRZ-T |
| 厂商： | INTERSIL CORP |
| 元件分类： | 稳压器 |
| 英文描述： | Improved Industry Standard Single-Ended Current Mode PWM Controller |
| 中文描述： | 1 A SWITCHING CONTROLLER, 2000 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封装： | 2 X 3 MM, ROHS COMPLIANT, PLASTIC, DFN-8 |
| 文件页数： | 5/11页 |
| 文件大小： | 307K |
| 代理商： | ISL6841IRZ-T |
5
FN9124.6
June 28, 2005
Absolute Maximum Ratings
Thermal Information
Supply Voltage, V
DD
. . . . . . . . . . . . . . . . . . . GND - 0.3V to +20.0V
OUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . .GND - 0.3V to V
DD
+ 0.3V
Signal Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND - 0.3V to 6.0V
Peak GATE Current. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1A
ESD Classification
Human Body Model (Per MIL-STD-883 Method 3015.7). . .2000V
Charged Device Model (Per EOS/ESD DS5.3, 4/14/93) . . .1000V
Operating Conditions
Temperature Range
ISL684xIx . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-40°C to 105°C
Supply Voltage Range (Typical)
ISL6840/1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7.5V -14V
ISL6843/5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9V -16V
ISL6842/4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15V -18V
Thermal Resistance (Typical, Note 1)
DFN Package (Note 2). . . . . . . . . . . . .
SOIC Package . . . . . . . . . . . . . . . . . . .
MSOP Package . . . . . . . . . . . . . . . . . .
Maximum Junction Temperature . . . . . . . . . . . . . . . .-55°C to 150°C
Maximum Storage Temperature Range. . . . . . . . . . .-65°C to 150°C
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . .300°C
(SOIC- Lead Tips Only)
θ
JA
(°C/W)
77
100
130
θ
JC
(°C/W)
6
N/A
N/A
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.
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. For
θ
JC
, the “case temp” location is the center of the exposed metal pad on the package underside.
3. All voltages are with respect to GND.
Electrical Specifications
Recommended operating conditions unless otherwise noted. Refer to Block Diagram and Typical Application
schematic. V
DD
= 15V (Note 7), Rt = 10k
, Ct = 3.3nF, T
A
= -40 to 105°C (Note 4), Typical values are at
T
A
= 25°C
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
UNDERVOLTAGE LOCKOUT
START Threshold (ISL6840, ISL6841)
6.5
7.0
7.5
V
START Threshold (ISL6843, ISL6845)
7.8
8.4
9.0
V
START Threshold (ISL6842, ISL6844)
13.3
14.3
15.3
V
STOP Threshold (ISL6840, ISL6841)
6.1
6.6
6.9
V
STOP Threshold (ISL6843, ISL6845)
6.7
7.2
7.7
V
STOP Threshold (ISL6842, ISL6844)
8.0
8.8
9.6
V
Hysteresis (ISL6840, ISL6841)
-
0.4
-
V
Hysteresis (ISL6843, ISL6845)
-
0.8
-
V
Hysteresis (ISL6842, ISL6844)
-
5.4
-
V
Startup Current, I
DD
V
DD
< START Threshold
-
60
100
μ
A
Operating Current, I
DD
(Note 5)
-
3.3
4.0
mA
Operating Supply Current, I
D
Includes 1nF GATE loading
-
4.1
5.5
mA
REFERENCE VOLTAGE
Overall Accuracy
Over line (V
DD
= 12V to 18V), load,
temperature
4.925
5.000
5.050
V
Long Term Stability
T
A
= 125°C, 1000 hours (Note 6)
-
5
-
mV
Fault Voltage
4.40
4.65
4.85
V
VREF Good Voltage
4.60
4.80
VREF-0.05
V
Hysteresis
50
165
250
mV
Current Limit, Sourcing
-20
-
-
mA
Current Limit, Sinking
5
-
-
mA
ISL6840, ISL6841, ISL6842, ISL6843, ISL6844, ISL6845
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| ISL6841IU | 功能描述:IC REG CTRLR BST FLYBK ISO 8MSOP RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 标准包装:2,500 系列:- PWM 型:电流模式 输出数:1 频率 - 最大:500kHz 占空比:100% 电源电压:8.2 V ~ 30 V 降压:无 升压:无 回扫:是 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:是 工作温度:0°C ~ 70°C 封装/外壳:8-DIP（0.300"，7.62mm） 包装:管件 产品目录页面:1316 (CN2011-ZH PDF) |
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| ISL6841IUZ-T | 功能描述:IC REG CTRLR BST FLYBK ISO 8MSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:- PWM 型:电流模式 输出数:1 频率 - 最大:275kHz 占空比:50% 电源电压:18 V ~ 110 V 降压:无 升压:无 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:是 工作温度:-40°C ~ 85°C 封装/外壳:8-SOIC（0.154"，3.90mm 宽） 包装:带卷 (TR) |
| ISL6841UZ | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Intersil Corporation 功能描述: |
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