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ManualsBrandsLinear Technology ManualsIntegrated Circuits (ICs)LDO Voltage Regulator, -32 ... 0V, MSOP-12
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LT3090
7
3090fa
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IMONN Pin Current at 500mA IMONN Pin Current at 100mA IMONP Pin Current
IMONP Pin Current at 500mA IMONP Pin Current at 100mA Programmable Current Limit
SHDN Pin Current SHDN Pin Current IMONN Pin Current
Typical perForMance characTerisTics
SHDN PIN VOLTAGE (V)
–36 –28 –20 –12 –4 4 12 20
SHDN PIN CURRENT (µA)
30
15
20
10
5
0
–5
–10
25
–15
3090 G19
V
IN
= –36V
–55°C
25°C
125°C
150°C
TEMPERATURE (°C)
–75 –50 –25 0 25 50 75 100 125 150
IMONN CURRENT (µA)
540
520
510
500
490
470
480
530
460
3090 G22
V
OUT
= –1.2V
V
IMONN
= –0.5V
V
IMONP
= V
IN
I
LOAD
= 500mA
V
IN
= –3V
V
IN
= –7V
TEMPERATURE (°C)
–75 –50 –25 0 25 50 75 100 125 150
IMONN CURRENT (µA)
120
110
105
100
95
85
90
115
80
3090 G23
V
OUT
= –1.2V
V
IMONN
= –0.5V
V
IMONP
= V
IN
I
LOAD
= 100mA
V
IN
= –3V
V
IN
= –7V
T
J
= 25°C, unless otherwise noted.
TEMPERATURE (°C)
–75 –50 –25 0 25 50 75 100 125 150
IMONP CURRENT (µA)
270
260
250
240
245
235
265
255
230
3090 G25
V
IN
= –3V
V
IN
= –7V
V
OUT
= –1.2V
V
IMONN
= 3V
V
IMONP
= 0.5
I
LOAD
= 500mA
TEMPERATURE (°C)
–75 –50 –25 0 25 50 75 100 125 150
IMONP CURRENT (µA)
60
56
52
48
50
46
44
42
58
54
40
3090 G26
V
IN
= –3V
V
IN
= –7V
V
OUT
= –1.2V
V
IMONN
= 3V
V
IMONP
= 0.5
I
LOAD
= 100mA
TEMPERATURE (°C)
–75 –50 –25 0 25 50 75 100 125 150
CURRENT LIMIT (mA)
600
500
400
300
200
100
0
3090 G27
RILIM = 20k
RILIM = 100k
V
IN
= –2V
V
OUT
= 0V
TEMPERATURE (°C)
–75 –50 –25 0 25 50 75 100 125 150
SHDN PIN CURRENT (µA)
25
15
10
5
0
20
–5
3090 G20
V
SHDN
= 15V
V
SHDN
= –15V
V
IN
= –15V
I
LOAD
(mA)
0 100 200 300 400 500 600 700
IMONP CURRENT (µA)
350
250
200
100
150
50
300
0
3090 G24
V
OUT
= –1.2V
V
IN
= –3V
V
IMONN
= 3V
V
IMONP
= 0.5V
OUTPUT CURRENT (mA)
0 100 200 300 400 500 600
IMONN CURRENT (µA)
700
500
400
300
200
100
600
0
3090 G21
V
IN
= –3V
V
OUT
= –1.2V
V
IMONN
= –0.5V
V
IMONP
= V
IN
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