Rainbow Electronics MAX5960 - Manual (Page 5)

MAX5959/MAX5960
Quad PCI Express, Hot-Plug Controllers
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12V INPUT SUPPLY CURRENT
vs. TEMPERATURE
MAX5959 toc01
TEMPERATURE ( °C)
3.3VAUXIN SUPPLY CURRENT (mA)
60 35 10 -15
0.92
0.94
0.96
0.98
1.00
1.02
1.04
1.06
1.08
1.10
0.90
-40 85
3.3VAUXIN SUPPLY CURRENT
vs. TEMPERATURE
MAX5959 toc02
TEMPERATURE ( °C)
3.3VAUXIN SUPPLY CURRENT (mA)
60 35 10 -15
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
0
-40 85
ON AND AUXON LOW-TO-HIGH THRESHOLD
VOLTAGE vs. TEMPERATURE
MAX5959 toc03
TEMPERATURE ( °C)
THRESHOLD VOLTAGE (V)
60 35 10 -15
1.25
1.30
1.35
1.40
1.45
1.50
1.55
1.60
1.20
-40 85
ON THRESHOLD
AUXON THRESHOLD
3.3VAUXO_ OUTPUT VOLTAGE
vs. OUTPUT CURRENT
MAX5959 toc04
OUTPUT CURRENT (A)
OUTPUT VOLTAGE (V)
0.8 0.6 0.4 0.2 0.9 0.7 0.5 0.3 0.1
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0
0 1.0
MAX5959 MAX5960
12G_ AND 3.3G_ GATE CHARGE
CURRENT vs. TEMPERATURE
MAX5959 toc05
TEMPERATURE ( °C)
GATE CHARGE CURRENT (
μ
A)
60 35 10 -15
4.80
4.85
4.90
4.95
5.00
5.05
5.10
5.15
5.20
4.75
-40 85
12G_
3.3G_
12G_ AND 3.3G_ GATE DISCHARGE
CURRENT vs. TEMPERATURE
MAX5959 toc06
TEMPERATURE ( °C)
GATE DISCHARGE CURRENT (
μ
A)
60 35 10 -15
160
165
170
175
180
150
155
-40 85
3.3G_
12G_
3.3VAUX INTERNAL SWITCH
MAXIMUM DROPOUT vs. TEMPERATURE
MAX5959 toc07
TEMPERATURE ( °C)
DROPOUT VOLTAGE (V)
60 35 10 -15
0.02
0.04
0.06
0.08
0.10
0.12
0.14
0.16
0.18
0.20
0
-40 85
I LOAD = 550mA
MAX5960
I LOAD = 375mA
MAX5959
12V AND 3.3V CURRENT-LIMIT THRESHOLD
VOLTAGE vs. TEMPERATURE
MAX5959 toc08
TEMPERATURE ( °C)
12V AND 3.3V MAIN CURRENT-LIMIT THRESHOLD (mV)
60 35 10 -15
10
20
30
40
50
60
0
-40 85
12V CURRENT-LIMIT
THRESHOLD
3.3V CURRENT-LIMIT
THRESHOLD
AUXILIARY CURRENT LIMIT
vs. TEMPERATURE
MAX5959 toc09
TEMPERATURE ( °C)
AUXILIARY CURRENT (mA)
60 35 10 -15
0.10
0.30
0.20
0.40
0.50
0.60
0.70
0.80
0.90
1.00
0
-40 85
MAX5960
MAX5959
Typical Operating Characteristics
(V 12VIN = V 12S_+ = 12V, V 3.3S_+ = V 3.3S_- = V 3.3AUXIN = V ON_ = V AUXON_ = V FON_ = 3.3V, PWRGD_ = FAULT_ = PORADJ = TIM =
OUTPUT_ = OPEN, INPUT_ = PRES-DET_ = PGND = GND. See the Typical Application Circuit.)