Datasheet

LT3032 Series
9
3032fd
Positive Side GND Pin Current
vs I
LOAD
Negative Side GND Pin Current
vs I
LOAD
SHDNP Pin Threshold
SHDNN Pin Thresholds SHDNP Pin Input Current SHDNP Pin Input Current
LT3032
Negative Side GND Pin Current
–3.0
–2.5
–2.0
–1.5
–1.0
–0.5
0
3032 G12
GND PIN CURRENT (mA)
0 –1 –2 –3 –4 –5 –6 –7 –8 –9 –10
R
L
= 12.2
I
L
= –100mA*
R
L
= 24.4
I
L
= –50mA*
R
L
= 122
I
L
= –10mA*
T
J
= 25°C; V
SHDNN
= V
INN
;
*FOR V
OUTN
= –1.22V
R
L
= 8.07
I
L
= –150mA*
INN VOLTAGE (V)
POSITIVE LOAD CURRENT (mA)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
GND PIN CURRENT (mA)
3032 G13
020
40
60 80 100
120
140 160
V
INP
= V
OUTP(NOMINAL)
+ 1V
T
J
= 25°C
–4.0
–3.5
–3.0
–2.5
–2.0
–1.5
–1.0
–0.5
0
3032 G14
GND PIN CURRENT (mA)
0 –40 –60–20 –80 –120 –140–100 –160
V
INN
= V
OUTN(NOMINAL)
– 1V
T
J
= –50°C
T
J
= 25°C
T
J
= 125°C
NEGATIVE LOAD CURRENT (mA)
TEMPERATURE (°C)
–50
SHDNP PIN THRESHOLD (V)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
50
75
3032 G15
–25
25
100
125
I
L
= 1mA
ON
OFF
2.5
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
–2.5
3032 G16
SHDNN PIN VOLTAGE (V)
ON
ON
OFF
TEMPERATURE (°C)
–50 –25 0 25 50 75 100 125
SHDNP PIN VOLTAGE (V)
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
SHDNP PIN INPUT CURRENT (µA)
3032 G17
0123
4
5
678910
TEMPERATURE (°C)
–50 100
3032 G18
050
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
–25 25 75 125
SHDNP PIN INPUT CURRENT (µA)
V
SHDNP
= 20V
TYPICAL PERFORMANCE CHARACTERISTICS
LT3032
Positive Side GND Pin Current
INP VOLTAGE (V)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
GND PIN CURRENT (mA)
3032 G11
0123
4
5
678910
R
L
= 8.07
I
L
= 150mA*
R
L
= 12.2
I
L
= 100mA*
R
L
= 24.4
I
L
= 50mA*
T
J
= 25°C
V
INP
= V
SHDNP
*FOR V
OUTP
= 1.22V
LT3032-15
Negative Side GND Pin Current
INN VOLTAGE (V)
0
GND PIN CURRENT (mA)
–3.0
–2.5
–2.0
–1.5
–1.0
–0.5
0
–16
3032 G69
–4–2 –6 –10 –14 –18
–8
–12
–20
T
J
= 25°C
V
SHDNN
= V
INN
*FOR V
OUTN
= –15V
R
L
=
100
*I
L
= –150mA
R
L
=
300, *I
L
= 50mA
R
L
=
1.5k, *I
L
= –10mA
R
L
=
150
*I
L
= –100mA