Datasheet

LT3582/LT3582-5/LT3582-12
6
3582512fb
TYPICAL PERFORMANCE CHARACTERISTICS
Switching Frequencies (Figure 13) Load Regulation (Figure 13) Output Voltage (Figure 13)
Quiescent Current – Not Switching Switch Resistance
Switch Current Limit
V
OUTP
and V
OUTN
Pin Current
During Normal Operation
Output Disconnect PMOS Current
Limit During Normal Operation
Output Disconnect PMOS
On-Resistance
T
A
= 25°C unless otherwise noted.
LOAD CURRENT (mA)
020406080
10
FREQUENCY (kHz)
100
1000
10000
100
3582512 G01
V
OUTP
V
OUTN
LOAD CURRENT (mA)
020406080
–1.00
–0.75
–0.50
–0.25
0
0.25
0.50
0.75
∆V
OUT
/V
OUT
(%)
1.00
100
3582512 G02
V
OUTP
V
OUTN
TEMPERATURE (°C)
–50 –25 0 5025 75 100
–0.45
–0.30
–0.15
0
0.15
0.30
0.45
∆V
OUT
/V
OUT
(%)
125
3582512 G03
V
OUTP
V
OUTN
V
IN
(V)
2.5 3 3.5 4.54 5 5.5
250
270
290
310
330
350
370
390
QUIESCENT CURRENT (µA)
3582512 G04
INPUT VOLTAGE (V)
2.5 3 3.5 4.54 5 5.5
0
0.1
0.2
0.3
0.4
0.5
0.6
O.7
SWITCH RESISTANCE ()
3582512 G05
V
OUTN
V
OUTP
TEMPERATURE (°C)
–50 –25 0 5025 75 125100
200
300
400
500
600
700
SWITCH CURRENT LIMIT (mA)
3582512 G06
SWN
SWP
|V
OUT
| (V)
0 2.5 5 107.5 12.5 15
–20
–40
–60
–80
–100
0
20
40
60
80
PIN CURRENT (µA)
3582512 G07
CURRENT OUT
OF V
OUTN
PIN
CURRENT INTO
V
OUTP
PIN
V
P
CODE
SET TO 5V
V
P
CODE
SET TO 12V
V
N
CODE
SET TO –5V
V
N
CODE
SET TO –12V
TEMPERATURE (°C)
–50 –25 0 5025 75 100 125
120
100
140
160
180
200
PMOS CURRENT LIMIT (mA)
3582512 G08
V
CAPP
(V)
24 861012
0.5
0
1
1.5
2
2.5
ON-RESISTANCE ()
3582512 G09