ISL28288_11 Datasheet, PDF (7/20 Pages) Intersil Corporation – Digital DC/DC PMBus 12A Module

ISL28288, ISL28488
Typical Performance Curves V₊ = 5V, V_- = 0V, V_CM = 2.5V, R_L = Open (Continued)
5.0
4.5
4.0
3.5
3.0
V₊ = 5V
A_V = -2
2.5
R_L = 1kΩ
V_OUT = 4V_P-P
2.0
1.5
1.0
0.5
0
0 20 40 60 80 100 120 140 160 180 200
TIME (µs)
FIGURE 14. LARGE SIGNAL TRANSIENT RESPONSE
EN
INPUT
A_V = -1
V_IN = 200mV_P-P
V₊ = 5V
V_- = 0V
0
V_OUT
0
10µs/DIV
FIGURE 15. ENABLE TO OUTPUT DELAY TIME
1000
800
600
400
200
0
-200
-400
-600
-800
V₊ = 5V
R_L = OPEN
R_F = 100k, R_G = 100
A_V = +1000
-1000
-1
0
1
2
3
4
5
6
V_CM (V)
FIGURE 16. INPUT OFFSET VOLTAGE vs COMMON MODE INPUT
VOLTAGE
350
N = 1000
330
310
MAX
290
270
250
MEDIAN
230
210
MIN
190
170
-40 -20
0 20 40 60 80 100 120
TEMPERATURE (°C)
FIGURE 18. ISL28488 SUPPLY CURRENT FOR ALL CHANNELS vs
TEMPERATURE V₊, V_- = ±2.5V ENABLED, R_L = INF
100
80
60
40
20
0
-20
-40 V₊ = 5V
-60 ^{RL = OPEN}
R_F= 100k, R_G = 100
-80 _{AV = +1000}
-100-1
0
1
2
3
4
5
6
V_CM (V)
FIGURE 17. INPUT BIAS CURRENT vs COMMON-MODE INPUT
VOLTAGE
4.8
n = 12
4.6
4.4
MAX
4.2
MEDIAN
4.0
3.8
3.6
3.4
MIN
3.2
-40 -20
0 20 40 60 80 100 120
TEMPERATURE (°C)
FIGURE 19. ISL28288 SUPPLY CURRENT vs TEMPERATURE
V₊, V_- = ±2.5V DISABLED, R_L = INF
7
FN6339.4
July 26, 2011