Datasheet

AD5735 Data Sheet
Rev. C | Page 22 of 48
0
5
10
15
20
25
30
OUTPUT CURRENT (mA)
–0.25 0 0.25 0.50 0.75 1.00 1.25 1.50 1.75
TIME (ms)
AV
CC
= 4.5V
AV
CC
= 5.0V
AV
CC
= 5.5V
0mA TO 24mA RANGE
1kΩ LOAD
f
SW
= 410kHz
INDUCTOR = 10µH (XAL4040-103)
T
A
= 25°C
09961-169
Figure 49. Output Current Settling Time with DC-to-DC Converter
over AV
CC
(See Figure 77)
–10
–8
–6
–4
–2
0
2
4
6
8
10
0 2 4 6 8 10 12 14
CURRENT (AC-COUPLED) (µA)
TIME (µs)
AV
CC
= 5V
f
SW
= 410kHz
INDUCTOR = 10µH (XAL4040-103)
0mA TO 24mA RANGE
1kΩ LOAD
EXTERNAL R
SET
T
A
= 25°C
20mA OUTPUT
10mA OUTPUT
09961-170
Figure 50. Output Current, AC-Coupled vs. Time
with DC-to-DC Converter (See Figure 77)
8
7
6
5
4
3
2
1
0
0
5
10 15 20
HEADROOM VOLTAGE (V)
OUTPUT CURRENT (mA)
0m
A
T
O 24m
A RANGE
1kΩ LOAD
f
SW
= 410kHz
INDUCTOR = 10µH (XAL4040-103)
T
A
= 25°C
09961-067
Figure 51. DC-to-DC Converter Headroom vs. Output Current (See Figure 77)
0
–120
–100
–80
–60
–40
–20
10
100 1k 10k 100k 1M 10M
I
OUT_x
PSRR (dB)
FREQUENCY (Hz)
A
V
DD
= +15V
V
BOOST_x
= +15V
AV
SS
= –15V
T
A
= 25°C
09961-068
Figure 52. I
OUT_x
PSRR vs. Frequency