參數(shù)資料
型號： SG3524
廠商： Microsemi Corporation
英文描述： REGULATING PULSE WIDTH MODULATOR
中文描述： 調(diào)控脈寬調(diào)制器
文件頁數(shù)： 2/5頁
文件大?。?/td> 125K
代理商： SG3524
Philips Semiconductors
Product specification
SG3524
SMPS control circuit
1994 Aug 31
2
ABSOLUTE MAXIMUM RATINGS
SYMBOL
V
IN
I
OUT
I
REF
PARAMETER
RATING
40
100
50
5
UNIT
V
mA
mA
mA
Input voltage
Output current (each output)
Reference output current
Oscillator charging current
Power dissipation
Package limitation
Derate above 25
°
C
Operating temperature range
Storage temperature range
P
D
1000
8
0 to +70
-65 to +150
mW
mW/
°
C
°
C
°
C
T
A
T
STG
DC ELECTRICAL CHARACTERISTICS
T
A
=0
°
C to +70
°
C, V
IN
=20V, and f=20kHz, unless otherwise specified.
SYMBOL
PARAMETER
TEST CONDITIONS
LIMITS
Typ
UNIT
Min
Max
Reference section
V
OUT
Output voltage
Line regulation
Load regulation
Ripple rejection
Short circuit current limit
Temperature stability
Long-term stability
4.6
5.0
10
20
66
100
0.3
20
5.4
30
50
V
V
IN
=8 to 40V
I
L
=0 to 20mA
f=120Hz, T
A
=25
°
C
V
REF
=0, T
A
=25
°
C
Over operating temperature range
T
A
=25
°
C
mV
mV
dB
mA
%
I
SC
1
mV/kHz
Oscillator section
f
MAX
Maximum frequency
Initial accuracy
Voltage stability
Temperature stability
Output amplitude
Output pulse width
C
T
=0.001
μ
F, R
T
=2k
R
T
and C
T
constant
V
IN
=8 to 40V, T
A
=25
°
C
Over operating temperature range
Pin 3, T
A
=25
°
C
C
T
=0.01
μ
F, T
A
=25
°
C
300
5
kHz
%
%
%
V
P
μ
s
1
2
3.5
0.5
Error amplifier section
V
OS
Input offset voltage
I
BIAS
Input bias current
Open-loop voltage gain
V
CM
Common-mode voltage
CMRR
Common-mode rejection ratio
BW
Small-signal bandwidth
V
OUT
Output voltage
Comparator section
Duty cycle
Input threshold
Input threshold
I
BIAS
Input bias current
Current limiting section
Sense voltage
V
CM
=2.5V
V
CM
=2.5V
2
2
80
10
10
mV
μ
A
dB
V
dB
MHz
V
68
1.8
T
A
=25
°
C
T
A
=25
°
C
3.4
70
3
A
V
=0dB, T
A
=25
°
C
T
A
=25
°
C
0.5
3.8
% each output “ON”
Zero duty cycle
Maximum duty cycle
0
45
%
V
V
μ
A
1
3.5
1
Pin 9=2V with error amplifier set for maximum out,
T
A
=25
°
C
180
200
220
mV
Sense voltage T.C.
Common-mode voltage
0.2
mV/
°
C
V
V
CM
-1
+1
相關(guān)PDF資料
PDF描述
SG3524D REGULATING PULSE WIDTH MODULATOR
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SG3524 Regulating Pulse Width Modulator
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SG3524B 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:REGULATING PULSE WIDTH MODULATOR
SG3524BDW 功能描述:IC REG CTRLR BUCK PWM VM 16-SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 特色產(chǎn)品:LM3753/54 Scalable 2-Phase Synchronous Buck Controllers 標(biāo)準(zhǔn)包裝:1 系列:PowerWise® PWM 型:電壓模式 輸出數(shù):1 頻率 - 最大:1MHz 占空比:81% 電源電壓:4.5 V ~ 18 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:-5°C ~ 125°C 封裝/外殼:32-WFQFN 裸露焊盤 包裝:Digi-Reel® 產(chǎn)品目錄頁面:1303 (CN2011-ZH PDF) 其它名稱:LM3754SQDKR
SG3524BDW-TR 制造商:Microsemi Corporation 功能描述:Voltage Mode PWM Controller 19V 100mA 16-Pin SOWB T/R
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