参数资料
型号: LM317T
厂商: ON Semiconductor
文件页数: 6/12页
文件大小: 0K
描述: IC REG LDO ADJ .5A TO220AB
产品变化通告: Product Discontinuation 20/Aug/2008
标准包装: 50
稳压器拓扑结构: 正,可调式
输出电压: 1.2 V ~ 37 V
输入电压: 最高 40 V
稳压器数量: 1
电流 - 输出: 500mA
电流 - 限制(最小): 1.5A
工作温度: 0°C ~ 125°C
安装类型: 通孔
封装/外壳: TO-220-3
供应商设备封装: TO-220AB
包装: 管件
其它名称: LM317TOS
LM317, NCV317
100
C Adj = 10 m F
120
80
100
60
40
20
0
V in - V out = 5 V
I L = 500 mA
f = 120 Hz
T J = 25 ? C
Without C Adj
80
60
40
20
0
V in = 15 V
V out = 10 V
f = 120 Hz
T J = 25 ? C
C Adj = 10 m F
Without C Adj
0
5.0
10
15
20
25
30
35
0.01
0.1
1.0
10
100
V out , OUTPUT VOLTAGE (V)
Figure 13. Ripple Rejection versus Output
Voltage
10 1
I O , OUTPUT CURRENT (A)
Figure 14. Ripple Rejection versus
Output Current
80
60
I L = 500 mA
V in = 15 V
V out = 10 V
T J = 25 ? C
10 0
V in = 15 V
V out = 10 V
I L = 500 mA
T J = 25 ? C
10 -1
40
Without C Adj
20
C Adj = 10 m F
10 -2
C Adj = 10 m F
Without C Adj
0
10 -3
10
100
1.0 k 10 k
100 k
1.0 M 10 M
10
100
1.0 k
10 k
100 k
1.0 M
1.5
f, FREQUENCY (Hz)
Figure 15. Ripple Rejection versus Frequency
3.0
2.0
f, FREQUENCY (Hz)
Figure 16. Output Impedance
1.0
0.5
0
C L = 1.0 m F;
C Adj = 10 m F
1.0
0
-1.0
C L = 1.0 m F;
C Adj = 10 m F
-0.5
-1.0
-1.5
1.0
0.5
V out = 10 V
I L = 50 mA
T J = 25 ? C
V in
C L = 0;
Without C Adj
-2.0
-3.0
1.5
1.0
0.5
C L = 0;
Without C Adj
V in = 15 V
V out = 10 V
I NL = 50 mA
T J = 25 ? C
I L
0
0
10
20
30
40
0
0
10
20
30
40
t, TIME ( m s)
Figure 17. Line Transient Response
http://onsemi.com
6
t, TIME ( m s)
Figure 18. Load Transient Response
相关PDF资料
PDF描述
TAJC156M020H CAP TANT 15UF 20V 20% 2312
56F021-114 CONN FILTER MICRO-D 21P 4700PF
VI-B24-CY-F2 CONVERTER MOD DC/DC 48V 50W
GEM06DSEN-S243 CONN EDGECARD 12POS .156 EYELET
ADSP-BF561SKBCZ-5V IC DSP 32BIT 500MHZ 256CSPBGA
相关代理商/技术参数
参数描述
LM317T LF01 制造商:National Semiconductor 功能描述:LDO Regulator Pos 1.2V to 37V 1.5A 3-Pin(3+Tab) TO-220 Rail
LM317T NOPB 制造商:National Semiconductor 功能描述:LDO Regulator Pos 1.2V to 37V 1.5A 3-Pin(3+Tab) TO-220 Rail
LM317T 制造商:Fairchild Semiconductor Corporation 功能描述:Voltage Regulator IC Voltage Regulator T 制造商:STMicroelectronics 功能描述:V REG ADJ +1.2/37V TO-220-3 317
LM317T/HALF 制造商:Texas Instruments 功能描述:V REG ADJ +1.2/37V TO-220-3 317
LM317T/LB01 功能描述:线性稳压器 - 标准 RoHS:否 制造商:STMicroelectronics 输出类型: 极性: 输出电压:1.8 V 输出电流:150 mA 负载调节: 最大输入电压:5.5 V 线路调整率: 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:SOT-323-5L