参数资料
| 型号： | LT3032MPDE#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 9/24页 |
| 文件大小： | 0K |
| 描述： | IC REG LDO ADJ .15A 14-DFN |
| 标准包装： | 2,500 |
| 稳压器拓扑结构： | 正可调式和负可调式 |
| 输出电压： | ±1.22 V ~ ±20 V |
| 输入电压： | ±2.3 V ~ ±20 V |
| 电压 - 压降（标准）： | 0.27V @ 150mA，0.3V @ -150mA |
| 稳压器数量： | 2 |
| 电流 - 输出： | 150mA |
| 电流 - 限制（最小）： | 170mA |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 14-WFDFN 裸露焊盘 |
| 供应商设备封装： | 14-DFN（4x3） |
| 包装： | 带卷 (TR) |
LT3032 Series
TYPICAL PERFORMANCE CHARACTERISTICS
LT3032-15
Negative Side GND Pin Current
LT3032
Positive Side GND Pin Current
LT3032
Negative Side GND Pin Current
–3.0
–2.5
–2.0
–1.5
–1.0
–0.5
T J = 25°C
V SHDNN = V INN
*FOR V OUTN = –15V
R L = 150Ω
*I L = –100mA
R L = 100Ω
*I L = –150mA
R L = 300Ω, *I L = 50mA
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
R L = 8.07Ω
I L = 150mA*
T J = 25°C
V INP = V SHDNP
*FOR V OUTP = 1.22V
R L = 12.2Ω
I L = 100mA*
R L = 24.4Ω
I L = 50mA*
–3.0
–2.5
–2.0
–1.5
–1.0
–0.5
T J = 25°C; V SHDNN = V INN ;
*FOR V OUTN = –1.22V
R L = 8.07Ω
I L = –150mA*
R L = 12.2Ω
I L = –100mA*
R L = 24.4Ω
I L = –50mA*
R L = 122Ω
I L = –10mA*
R L = 1.5k, *I L = –10mA
0.5
0
0
–2 –4 –6 –8 –10 –12 –14 –16 –18 –20
0
0
1
2
3
4
5
6 7
8
9
10
0
0
–1 –2 –3 –4 –5 –6 –7 –8 –9 –10
INN VOLTAGE (V)
3032 G69
INP VOLTAGE (V)
3032 G11
INN VOLTAGE (V)
3032 G12
Positive Side GND Pin Current
vs I LOAD
Negative Side GND Pin Current
vs I LOAD
SHDNP Pin Threshold
5.0
V INP = V OUTP(NOMINAL) + 1V
4.5 T J = 25°C
4.0
3.5
3.0
2.5
–4.0
–3.5
–3.0
–2.5
–2.0
V INN = V OUTN(NOMINAL) – 1V
T J = –50°C
T J = 25°C
1.0
0.9
0.8
0.7
0.6
0.5
I L = 1mA
ON
2.0
1.5
1.0
0.5
–1.5
–1.0
–0.5
T J = 125°C
0.4
0.3
0.2
0.1
OFF
0
0
20
40
60 80 100 120 140 160
0
0
–20 –40 –60 –80 –100 –120 –140 –160
0
–50
–25
0
25
50
75
100
125
POSITIVE LOAD CURRENT (mA)
SHDNN Pin Thresholds
3032 G13
NEGATIVE LOAD CURRENT (mA)
SHDNP Pin Input Current
3032 G14
TEMPERATURE (°C)
SHDNP Pin Input Current
3032 G15
2.5
2.0
1.5
1.0
0.5
0
–0.5
–1.0
ON
OFF
1.4
1.2
1.0
0.8
0.6
0.4
1.6
1.4
1.2
1.0
0.8
0.6
0.4
V SHDNP = 20 V
–1.5
–2.0
ON
0.2
0.2
–2.5
–50
–25
0 25 50 75
100
125
0
0
1
2
3
4
5
6 7 8
9
10
0
–50
–25
0
25
50
75
100
125
TEMPERATURE (°C)
3032 G16
SHDNP PIN VOLTAGE (V)
3032 G17
TEMPERATURE (°C)
3032 G18
3032fd
9
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