参数资料
型号: LP2951ACDM
厂商: ON SEMICONDUCTOR
元件分类: 固定/可调正电压单路输出LDO稳压器
英文描述: Micropower Voltage Regulators
中文描述: FIXED/ADJUSTABLE POSITIVE LDO REGULATOR, 0.45 V DROPOUT, PDSO8
封装: PLASTIC, MICROPAK-8
文件页数: 4/18页
文件大小: 164K
代理商: LP2951ACDM
LP2950, LP2951, NCV2951
http://onsemi.com
12
Figure 25. Open Circuit Detector for 4.0 to 20 mA Current Loop
5
3
Error
SD
Gnd
FB
47
6
VO T
SNS
2
Vout
Vin
8
1
LP2951CN
NC
Output*
0.1
mF
NC
1N457
360
1N457
1N4001
24
+ 5.0 V
4.7 k
15
20 mA
4
* High for
IL < 3.5 mA
Figure 26. Low Battery Disconnect
2N3906
5
3
Error
SD
Gnd
FB
47
6
VO T
SNS
2
Vout
Vin
8
1
LP2951CN
NC
1.0
mF
NC
2
3
1
20
Main V+
Memory V+
6.0 V LeadAcid
Battery
NiCad Backup
Battery
100 k
31.6 k
MC34164P-5
NC
R
,THERMAL
RESIST
ANCE
JAθ JUNCTIONT
OAIR
(
C/W)
°
40
50
60
70
80
90
100
0
0.4
0.8
1.2
1.6
2.0
2.4
010
20
30
25
15
5.0
L, LENGTH OF COPPER (mm)
PD(max) for TA = 50°C
Minimum
Size Pad
P D
L
,MAXIMUM
POWER
DISSIP
A
TION
(W)
Free Air
Mounted
Vertically
RqJA
2.0 oz. Copper
Figure 27. DPAK Thermal Resistance and Maximum
Power Dissipation versus P.C.B. Copper Length
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参数描述
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LP2951ACDM-3.0RG 功能描述:低压差稳压器 - LDO ANA 100MA 3V LDO VREG RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压(最大值):307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20
LP2951ACDM3.3 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:100 mA, Low Power Low Dropout Voltage Regulator