参数资料
型号: ISL6841IU-T
厂商: Intersil
文件页数: 7/13页
文件大小: 0K
描述: IC REG CTRLR BST FLYBK ISO 8MSOP
标准包装: 2,500
PWM 型: 电流模式
输出数: 1
频率 - 最大: 2MHz
占空比: 50%
电源电压: 7.5 V ~ 14 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 105°C
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
包装: 带卷 (TR)
ISL6840, ISL6841, ISL6842, ISL6843, ISL6844, ISL6845
Electrical Specifications
Recommended operating conditions unless otherwise noted. Refer to “Functional Block Diagram” and
“Typical Application” schematic on pages 3 and 4. V DD = 15V (Note 12), R t = 10k Ω , C t = 3.3nF,
T A = -40°C to +105°C (Industrial) or T A = 0°C to +70°C (Commercial), Typical values are at T A = +25°C.
Boldface limits apply over the operating temperature range, -40°C to +105°C or 0°C to +70°C . (Continued)
MIN
MAX
PARAMETER
Current Limit, Sourcing
Current Limit, Sinking
TEST CONDITIONS
(Note 9)
-20
5
TYP
-
-
(Note 9)
-
-
UNITS
mA
mA
CURRENT SENSE
Input Bias Current
CS Offset Voltage
COMP to PWM Comparator Offset Voltage
Input Signal, Maximum
Input Signal, Maximum (ISL6843C Only)
Gain, A CS = Δ V COMP / Δ V CS
CS to OUT Delay
CS to OUT Delay (ISL6843C Only)
V CS = 1V
V CS = 0V (Note 11)
V CS = 0V (Note 11)
0 < V CS < 910mV, V FB = 0V (Note 11)
(Note 11)
(Note 11)
-1.0
95
0.80
0.91
0.9
2.5
-
-
100
1.15
0.97
0.97
3.0
25
1.0
105
1.30
1.03
1.07
3.5
40
70
μA
mV
V
V
V
V/V
ns
ns
ERROR AMPLIFIER
Open Loop Voltage Gain
Open Loop Voltage Gain (ISL6843C Only)
Unity Gain Bandwidth
Reference Voltage
FB Input Bias Current
COMP Sink Current
COMP Source Current
COMP VOH
COMP VOL
PSRR
(Note 11)
(Note 11)
(Note 11)
V FB = V COMP
V FB = 0V
V COMP = 1.5V, V FB = 2.7V
V COMP = 1.5V, V FB = 2.3V
V FB = 2.3V
V FB = 2.7V
Frequency = 120Hz, V DD = 12V to 18V (Note 11)
60
55
3.5
2.475
-1.0
1.0
-0.4
4.80
0.4
60
90
5
2.514
-0.2
-
-
-
-
80
-
-
2.55
1.0
-
-
VREF
1.0
-
dB
dB
MHz
V
μA
mA
mA
V
V
dB
OSCILLATOR
Frequency Accuracy
Frequency Variation with V DD
Temperature Stability
Amplitude, Peak-to-Peak
RTCT Discharge Voltage
Discharge Current
Initial, T J = +25°C
T = +25°C (f 18V - f 12V )/f 12V
(Note 11)
RTCT = 2.0V
49
-
-
-
-
7.2
52
0.2
-
1.9
0.7
8.4
55
1.0
5
-
-
9.5
kHz
%
%
V
V
mA
OUTPUT
Gate VOH
Gate VOL
Peak Output Current
Rise Time
Fall Time
V DD to OUT, I OUT = -200mA
OUT to GND, I OUT = 200mA
C OUT = 1nF (Note 11)
C OUT = 1nF (Note 11)
C OUT = 1nF (Note 11)
-
-
-
-
-
1.0
1.0
1.0
20
20
2.0
2.0
-
40
40
V
V
A
ns
ns
PWM
7
FN9124.11
February 23, 2012
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ISL6841IU IC REG CTRLR BST FLYBK ISO 8MSOP
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ISL6841UZ 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Intersil Corporation 功能描述:
ISL6842IB 功能描述:电流型 PWM 控制器 Single-End Current RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14
ISL6842IB-T 功能描述:IC REG CTRLR BST FLYBK ISO 8SOIC 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)