参数资料
| 型号： | LT3012HFE#PBF |
| 厂商： | Linear Technology |
| 文件页数： | 3/16页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO ADJ .2A 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）： | 0.36V @ 200mA |
| 稳压器数量： | 1 |
| 电流 - 输出： | 200mA |
| 电流 - 限制（最小）： | 200mA |
| 工作温度： | -40°C ~ 140°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 |
LT3012
ELECTRICAL CHARACTERISTICS (LT3012E)
The l denotes the speci?cations which apply over the –40°C to 125°C operating temperature range, otherwise speci?cations are at T J = 25°C.
PARAMETER
Minimum Input Voltage
CONDITIONS
I LOAD = 250mA
l
MIN
TYP
4
MAX
4.75
UNITS
V
ADJ Pin Voltage (Notes 2, 3)
Line Regulation
Load Regulation (Note 2)
Dropout Voltage
V IN = V OUT(NOMINAL) (Notes 4, 5)
GND Pin Current
V IN = 4.75V (Notes 4, 6)
V IN = 4V, I LOAD = 1mA
4.75V < V IN < 80V, 1mA < I LOAD < 250mA
Δ V IN = 4V to 80V, I LOAD = 1mA (Note 2)
V IN = 4.75V, Δ I LOAD = 1mA to 250mA
V IN = 4.75V, Δ I LOAD = 1mA to 250mA
I LOAD = 10mA
I LOAD = 10mA
I LOAD = 50mA
I LOAD = 50mA
I LOAD = 250mA
I LOAD = 250mA
I LOAD = 0mA
I LOAD = 100mA
I LOAD = 250mA
l
l
l
l
l
l
l
l
1.225
1.2
1.24
1.24
0.1
7
160
250
400
40
3
10
1.255
1.28
5
12
25
230
300
340
420
490
620
100
18
V
V
mV
mV
mV
mV
mV
mV
mV
mV
mV
μA
mA
mA
Output Voltage Noise
C OUT = 10μF, I LOAD = 250mA, BW = 10Hz to 100kHz
100
μV RMS
ADJ Pin Bias Current
(Note 7)
30
100
nA
Shutdown Threshold
SHDN Pin Current (Note 8)
V OUT = Off to On
V OUT = On to Off
V SHDN = 0V
l
l
0.3
1.3
0.8
0.3
2
2
V
V
μA
V SHDN = 6V
0.1
1
μA
Quiescent Current in Shutdown
V IN = 6V, V SHDN = 0V
1
5
μA
Ripple Rejection
V IN = 7V(Avg), V RIPPLE = 0.5V P-P, f RIPPLE = 120Hz, I LOAD = 250mA
65
75
dB
Current Limit
Reverse Output Current (Note 9)
V IN = 7V, V OUT = 0V
V IN = 4.75V, Δ V OUT = –0.1V (Note 2)
V OUT = 1.24V, V IN < 1.24V (Note 2)
l
250
400
12
25
mA
mA
μA
ELECTRICAL CHARACTERISTICS
(LT3012H)
The l denotes the speci?cations which apply over the –40°C to 140°C operating temperature range, otherwise speci?cations are at T J = 25°C.
PARAMETER
Minimum Input Voltage
CONDITIONS
I LOAD = 200mA
l
MIN
TYP
4
MAX
4.75
UNITS
V
ADJ Pin Voltage (Notes 2, 3)
Line Regulation
Load Regulation (Note 2)
Dropout Voltage
V IN = V OUT(NOMINAL) (Notes 4, 5)
GND Pin Current
V IN = 4.75V (Notes 4, 6)
V IN = 4V, I LOAD = 1mA
4.75V < V IN < 80V, 1mA < I LOAD < 200mA
Δ V IN = 4V to 80V, I LOAD = 1mA (Note 2)
V IN = 4.75V, Δ I LOAD = 1mA to 200mA
V IN = 4.75V, Δ I LOAD = 1mA to 200mA
I LOAD = 10mA
I LOAD = 10mA
I LOAD = 50mA
I LOAD = 50mA
I LOAD = 200mA
I LOAD = 200mA
I LOAD = 0mA
I LOAD = 100mA
I LOAD = 200mA
l
l
l
l
l
l
l
l
1.225
1.2
1.24
1.24
0.1
6
160
250
360
40
3
7
1.255
1.28
5
12
30
230
320
340
450
490
630
110
18
V
V
mV
mV
mV
mV
mV
mV
mV
mV
mV
μA
mA
mA
3012fd
3
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