参数资料
型号: LT3013MPFE#PBF
厂商: Linear Technology
文件页数: 18/20页
文件大小: 0K
描述: IC REG LDO ADJ .25A 16-TSSOP
产品培训模块: More Information on LDOs
标准包装: 95
稳压器拓扑结构: 正,可调式
输出电压: 1.24 V ~ 60 V
输入电压: 4 V ~ 80 V
电压 - 压降(标准): 0.4V @ 250mA
稳压器数量: 1
电流 - 输出: 250mA
电流 - 限制(最小): 250mA
工作温度: -55°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-TSSOP(0.173",4.40mm)裸露焊盘
供应商设备封装: 16-TSSOP-EP
包装: 管件
LT3013
TYPICAL APPLICATIONS
5V Buck Converter with Low Current Keep Alive Backup
D2
D1N914
Buck Converter
L1 ?
15μH
V IN = 10V
V IN
5.5V*
TO 60V
C3
4.7μF
4
V IN
6
BOOST
LT1766
SW
2
C2
0.33μF
D1
10MQ060N
V OUT
5V
1A/250mA
100
Ef?ciency vs Load Current
V OUT = 5V
L = 68μH
100V
90
CERAMIC
15
14
SHDN
SYNC
GND
BIAS
FB
V C
10
12
R1
15.4k
R2
4.99k
+
C1
100μF 10V
SOLID
TANTALUM
80
70
V IN = 42V
1, 8, 9, 16 11
C C
1nF
60
14
IN
OUT
3
3013 TA03
50
0
0.25
0.50
0.75
1.00
1.25
INCREASE L1 TO 30μH FOR LOAD
OPERATING
CURRENT
LOW HIGH
100k
11
7
LT3013
SHDN
PWRGD
GND C T
ADJ
5
750k
249k
* FOR INPUT VOLTAGES BELOW 7.5V,
SOME RESTRICTIONS MAY APPLY
?
CURRENTS ABOVE 0.6A AND TO
60μH ABOVE 1A
LOAD CURRENT (A)
3013 TA04
1
10
1000pF
LT3013 Automotive Application
V IN
12V
(LATER 42V)
+
1 μ F
NO PROTECTION
DIODE NEEDED!
IN
LT3013
SHDN
GND
OUT
ADJ
750k
249k
3.3 μ F
LOAD: CLOCK,
SECURITY SYSTEM
ETC
OFF ON
LT3013 Telecom Application
V IN
48V
(72V TRANSIENT)
1 μ F
IN
LT3013
SHDN
OUT
ADJ
750k NO PROTECTION
DIODE NEEDED!
3.3 μ F
LOAD:
SYSTEM MONITOR
+
BACKUP
BATTERY
OFF ON
GND
249k
ETC
3013 TA05
3013fe
18
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