Typical operating characteristics (continued) – Rainbow Electronics MAX5929 User Manual
Page 5
MAX5927/MAX5929
Low-Voltage, Quad, Hot-Swap
Controllers/Power Sequencers
_______________________________________________________________________________________
5
0
2
4
6
8
GATE-DRIVE VOLTAGE
vs. INPUT VOLTAGE
MAX5927 toc04
V
INW
(V)
V
DRIVEW
(V)
0
6
8
2
4
10
12
14
V
INX
= V
INY
= V
INZ
= 2.7V
0
30
90
60
120
150
GATE CHARGE CURRENT
vs. GATE VOLTAGE
MAX5927 toc05
V
GATEW
(V)
GATE CHARGE CURRENT (
µ
A)
0
10
5
15
20
V
ONW
= V
INX
= V
INY
= V
INZ
= 2.7V
V
INW
= 1V
V
INW
= 5V
V
INW
= 13.2V
0
40
120
80
160
200
GATE CHARGE CURRENT
vs. TEMPERATURE
MAX5927 toc06
TEMPERATURE (
°C)
GATE CHARGE CURRENT (
µ
A)
-40
35
10
-15
60
85
V
ONW
= V
INX
= V
INY
= V
INZ
= 2.7V
V
GATEW
= 0V
V
INW
= 13.2V
V
INW
= 5V
0
2
1
4
3
5
6
0
20
GATE DISCHARGE CURRENT (NORMAL)
vs. GATE VOLTAGE
MAX5927 toc07
V
GATEW
(V)
GATE DISCHARGE CURRENT (mA)
8
4
12
16
V
ONW
= 0V
V
INX
= V
INY
= V
INZ
= 2.7V
V
INW
= 13.2V
V
INW
= 1V
V
INW
= 5V
V
INW
= 3.3V
0
2
1
4
3
5
6
-40
85
GATE DISCHARGE CURRENT (NORMAL)
vs. TEMPERATURE
MAX5927 toc08
TEMPERATURE (
°C)
GATE DISCHARGE CURRENT (mA)
10
-15
35
60
V
ONW
= 0V
V
INX
= V
INY
= V
INZ
= 2.7V
V
INW
= 13.2V
V
INW
= 5V
V
INW
= 3.3V
V
INW
= 1V
10
0
25
50
75
100
125
1
0.1
0.01
0.001
0.0001
TURN-OFF TIME
vs. SENSE VOLTAGE
MAX5927 toc09
V
INW
- V
SENSEW
(mV)
TURN-OFF TIME (ms)
SLOW-COMPARATOR
THRESHOLD
FAST-COMPARATOR
THRESHOLD
TURN-OFF TIME vs. SENSE VOLTAGE
(EXPANDED SCALE)
MAX5927 toc10
V
INW
- V
SENSEW
(mV)
TURN-OFF TIME (ms)
10
0.1
1
20
25
30
35
40
45
50
SLOW-COMPARATOR THRESHOLD
0
20
60
40
100
80
120
SLOW-COMPARATOR THRESHOLD
vs. R
LIMW
MAX5927 toc11
R
LIMW
(k
Ω)
V
SC,TH
(mV)
0
2
4
6
8
10
0
20
40
60
STARTUP PERIOD
vs. R
TIM
MAX5927 toc12
R
TIM
(k
Ω)
t
START
(ms)
0
100
200
400
300
500
Typical Operating Characteristics (continued)
(Typical Operating Circuits, Q1 = Q2 = Q3 = Q4 = Fairchild FDB7090L, V
IN1
= 12V, V
IN2
= 5.0V, V
IN3
= 3.3V, V
IN4
= 1.0V, T
A
=
+25°C, unless otherwise noted. Channels 1 through 4 are identical in performance. Where characteristics are interchangeable,
channels 1 through 4 are referred to as W, X, Y, and Z.)