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參數(shù)資料
| 型號： | ISL6557CB |
| 廠商： | INTERSIL CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | PWM Controller with Wide Input Voltage Range 8-PDIP -20 to 85 |
| 中文描述： | SWITCHING CONTROLLER, 1500 kHz SWITCHING FREQ-MAX, PDSO24 |
| 封裝： | PLASTIC, MS-013AD, SOIC-24 |
| 文件頁數(shù)： | 4/17頁 |
| 文件大?。?/td> | 532K |
| 代理商： | ISL6557CB |
4
Absolute Maximum Ratings
Supply Voltage, VCC. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7V
Input, Output, or I/O Voltage . . . . . . . . . . GND -0.3V to V
CC
+ 0.3V
ESD Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5kV
Recommended Operating Conditions
Supply Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +5V
±
5%
Ambient Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . 0
o
C to 70
o
C
Thermal Information
Thermal Resistance (Typical, Note 1)
SOIC Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Maximum Junction Temperature. . . . . . . . . . . . . . . . . . . . . . .150
o
C
Maximum Storage Temperature Range . . . . . . . . . -65
o
C to 150
o
C
Maximum Lead Temperature (Soldering 10s). . . . . . . . . . . . .300
o
C
(SOIC - Lead Tips Only)
θ
JA
(
o
C/W)
65
CAUTION: Stress 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 section of this specification is not implied.
NOTE:
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.)
Electrical Specifications
Operating Conditions: V
CC
= 5V, T
A
= 0
o
C to 70
o
C, Unless Otherwise Specified
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
INPUT SUPPLY POWER
Input Supply Current
RT = 100k
, EN = 5V
10.5
15
mA
RT = 100k
, EN = 0V
5
9.2
mA
Power-On Reset Threshold
VCC Rising
4.25
4.38
4.5
V
VCC Falling
3.75
3.86
4.0
V
Enable Threshold
EN Rising
1.206
1.230
1.254
V
EN Falling
1.106
1.15
1.194
V
Enable Hysteresis
60
100
mV
Enable Current
EN = 3V
50
nA
SYSTEM ACCURACY
System Accuracy ISL6557
(Note 2)
-0.8
0.8
%VID
VID Pull Up
-40
-20
-10
μ
A
VID Input Low Level
0.8
V
VID Input High Level (Note 3)
2.0
V
OSCILLATOR
Accuracy
-20
20
%
Frequency
RT = 110k
(±1%)
250
kHz
Adjustment Range
80
1500
kHz
Sawtooth Amplitude
1.33
V
Duty-Cycle Range
0
75
%
ERROR AMPLIFIER
Open-Loop Gain
RL = 10k
to ground
72
dB
Open-Loop Bandwidth
CL = 100pF, RL = 10k
to ground
18
MHz
Slew Rate
CL = 100pF, RL = 10k
to ground
5
V/
μ
s
Maximum Output Voltage
RL = 10k
to ground
3.6
4.1
V
REMOTE-SENSE AMPLIFIER
Input Impedance
80
k
Slew Rate
6
V/
μ
s
Bandwidth
10
MHz
ISL6557
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| ISL6557CB-T | 制造商:Intersil Corporation 功能描述: |
| ISL6557CB-T WAF | 制造商:Intersil Corporation 功能描述: |
| ISL6558CB | 功能描述:DC/DC 開關(guān)控制器 Precision MultiPhase RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK |
| ISL6558CB-T | 功能描述:IC REG CTRLR BUCK PWM 16-SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標(biāo)準(zhǔn)包裝:4,000 系列:- PWM 型:電壓模式 輸出數(shù):1 頻率 - 最大:1.5MHz 占空比:66.7% 電源電壓:4.75 V ~ 5.25 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 85°C 封裝/外殼:40-VFQFN 裸露焊盤 包裝:帶卷 (TR) |
| ISL6558CBZ | 制造商:Intersil Corporation 功能描述:- Rail/Tube |
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