参数资料
型号: SG3525ADWG
厂商: ON Semiconductor
文件页数: 4/10页
文件大小: 0K
描述: IC REG CTRLR PWM VM 16-SOIC
产品变化通告: Product Discontinuation 27/Jan/2012
标准包装: 47
PWM 型: 电压模式
输出数: 2
频率 - 最大: 400kHz
占空比: 49%
电源电压: 8 V ~ 35 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: 0°C ~ 70°C
封装/外壳: 16-SOIC(0.295",7.50mm 宽)
包装: 管件
SG3525A
ELECTRICAL CHARACTERISTICS (V CC = +20 Vdc, T A = T low to T high [Note 3], unless otherwise noted.)
Characteristics
Symbol
Min
Typ
Max
Unit
REFERENCE SECTION
Reference Output Voltage (T J = +25 ° C)
Line Regulation (+8.0 V ≤ V CC ≤ +35 V)
Load Regulation (0 mA ≤ I L ≤ 20 mA)
Temperature Stability
Total Output Variation Includes Line and Load Regulation over Temperature
Short Circuit Current (V ref = 0 V, T J = +25 ° C)
Output Noise Voltage (10 Hz ≤ f ≤ 10 kHz, T J = +25 ° C)
Long Term Stability (T J = +125 ° C) (Note 4)
V ref
Reg line
Reg load
D V ref / D T
D V ref
I SC
V n
S
5.00
?
?
?
4.95
?
?
?
5.10
10
20
20
?
80
40
20
5.20
20
50
?
5.25
100
200
50
Vdc
mV
mV
mV
Vdc
mA
m V rms
mV/khr
OSCILLATOR SECTION (Note 5, unless otherwise noted.)
Initial Accuracy (T J = +25 ° C)
?
± 2.0
± 6.0
%
Frequency Stability with Voltage
(+8.0 V ≤ V CC ≤ +35 V)
Frequency Stability with Temperature
D fosc
DVCC
D fosc
?
?
± 1.0
± 0.3
± 2.0
?
%
%
DT
Minimum Frequency (R T = 150 k W , C T = 0.2 m F)
Maximum Frequency (R T = 2.0 k W , C T = 1.0 nF)
Current Mirror (I RT = 2.0 mA)
Clock Amplitude
Clock Width (T J = +25 ° C)
Sync Threshold
Sync Input Current (Sync Voltage = +3.5 V)
f min
f max
?
400
1.7
3.0
0.3
1.2
?
50
?
2.0
3.5
0.5
2.0
1.0
?
?
2.2
?
1.0
2.8
2.5
Hz
kHz
mA
V
m s
V
mA
ERROR AMPLIFIER SECTION (V CM = +5.1 V)
Input Offset Voltage
Input Bias Current
Input Offset Current
DC Open Loop Gain (R L ≥ 10 M W )
Low Level Output Voltage
High Level Output Voltage
Common Mode Rejection Ratio (+1.5 V ≤ V CM ≤ +5.2 V)
Power Supply Rejection Ratio (+8.0 V ≤ V CC ≤ +35 V)
V IO
I IB
I IO
A VOL
V OL
V OH
CMRR
PSRR
?
?
?
60
?
3.8
60
50
2.0
1.0
?
75
0.2
5.6
75
60
10
10
1.0
?
0.5
?
?
?
mV
m A
m A
dB
V
V
dB
dB
PWM COMPARATOR SECTION
Minimum Duty Cycle
Maximum Duty Cycle
Input Threshold, Zero Duty Cycle (Note 5)
Input Threshold, Maximum Duty Cycle (Note 5)
Input Bias Current
DC min
DC max
V th
V th
I IB
?
45
0.6
?
?
?
49
0.9
3.3
0.05
0
?
?
3.6
1.0
%
%
V
V
m A
3. T low = 0 °
T high = +70 ° C
4. Since long term stability cannot be measured on each device before shipment, this specification is an engineering estimate of average
stability from lot to lot.
5. Tested at f osc = 40 kHz (R T = 3.6 k W , C T = 0.01 m F, R D = 0 W ).
http://onsemi.com
4
相关PDF资料
PDF描述
ESRH151M06R CAP ALUM 150UF 6.3V 20% SMD
ESRH101M08R CAP ALUM 100UF 8V 20% SMD
LGUW6680MELY CAP ALUM 68UF 420V 20% SNAP
DS1810-15+T&R IC ECONORESET 5V P-P 15% TO92-3
H2BBG-10112-Y8-ND JUMPER-H1501TR/A3048Y/H1501TR 12
相关代理商/技术参数
参数描述
SG3525ADWR2 功能描述:电压模式 PWM 控制器 8-35V PWM RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel
SG3525ADWR2G 功能描述:电压模式 PWM 控制器 8-35V PWM RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel
SG3525ADWR2G-CUT TAPE 制造商:ON 功能描述:SC Series 20 mA 400 kHz Surface Mount PWM Control Circuit - SOIC-16L
SG3525AJ 制造商:Microsemi Corporation 功能描述:SG3525AJ - Bulk
SG3525AN 功能描述:电压模式 PWM 控制器 Voltage Mode w/Sync RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel