MAX5915(2002) Ver la hoja de datos (PDF) - Maxim Integrated
Número de pieza
componentes Descripción
Fabricante
MAX5915 Datasheet PDF : 25 Pages
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Dual PCI 2.2 Hot-Swap Controllers
Typical Operating Characteristics (continued)
(V+12VIN = +12V, V3.3VAUXIN = +3.3V, V-12VIN = -12V, V5V = +5V, V3.3V = +3.3V, R5VSEN_ = 0.005Ω, R3.3VSEN_ = 0.005Ω, C3.3VO_ =
C5VO_ = 470µF, C+12VO_ = C-12VO_ = C3.3VAUXO_ = 47µF, TA = +25°C, unless otherwise noted. See Typical Application Circuit.)
3.3VAUX_ CURRENT FOLDBACK
vs. DIFFERENTIAL SWITCH VOLTAGE
800
750
700
650
600
550
500
0
0.5 1.0 1.5 2.0 2.5 3.0
V3.3VAUXIN - V3.3VAUXO_ (V)
5VGATE_ AND 3.3VGATE_
CHARGE CURRENT vs. TEMPERATURE
27.5
25.5
23.5
21.5
19.5
17.5
15.5
13.5
11.5
9.5
7.5
-40
CGATE = 1nF
3.3VGATE_
5VGATE_
-15
10
35
60
85
TEMPERATURE (°C)
5VGATE_ AND 3.3VGATE_
DISCHARGE CURRENT vs. TEMPERATURE
180
175
170
165
160
3.3VGATE_
155
150
145
5VGATE_
140
135 CGATE = 1nF
130
-40 -15 10
35
60
85
TEMPERATURE (°C)
+12V INTERNAL SWITCH RON
vs. TEMPERATURE
0.45
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
3.3V AUXILIARY INTERNAL SWITCH RON
vs. TEMPERATURE
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
-12V INTERNAL SWITCH RON
vs. TEMPERATURE
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
-40 -15
10
35
60
85
TEMPERATURE (°C)
TIME-TO-CHARGE GATE
(CGATE = 0.1nF)
MAX5915 toc16
TIME-TO-CHARGE GATE
(CGATE = 1nF)
MAX5915 toc17
TIME-TO-CHARGE GATE
(CGATE = 10nF)
MAX5915 toc18
ON_,
5V/div
ON_,
5V/div
ON_,
5V/div
3.3VGATE_,
5V/div
5VGATE_,
5V/div
100µs/div
3.3VGATE_,
5V/div
5VGATE_,
5V/div
200µs/div
3.3VGATE_,
5V/div
5VGATE_,
5V/div
2ms/div
6 _______________________________________________________________________________________
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