ISL6142 Intersil Corporation, ISL6142 Datasheet - Page 8

• Manufacturer Part Number: ISL6142
• Description: Negative Voltage Hot Plug Controller
• Manufacturer: Intersil Corporation

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Test Circuit and Timing Diagrams
.
V
5V
FIGURE 4A. DRAIN TO PWRGD ACTIVE TIMING (ISL6142)
13.6V
DIS
0V
2V
0V
GATE
PWRGD
GATE
PWRGD
FIGURE 5A. GATE TO PWRGD ACTIVE (ISL6142)
DRAIN
V
OV
5K
5K
V
UV
FIGURE 2A. TYPICAL TEST CIRCUIT
∆V
1.255V
FIGURE 3A. OV TO GATE TIMING
GATE
FAULT
PWRGD
400Ω
1V
V
t
PHLOV
- V
OV
UV
EE
GATE
1
2
3
4
6
5
7
= 0V
ISL6142
8
t
PHLDL
1.3V
1.0V
2.5V
t
PLHOV
1.0V
t
PHLGH
14
13
12
10
11
9
8
FIGURE 4. DRAIN TO PWRGD/PWRGD TIMING
SENSE
GATE
V
DRAIN
4.99K
V
DD
FIGURE 3. OV AND UV TO GATE TIMING
GH
404Ω
13.6V
1.230V
V
+
-
PG
1V
V
48V
V
SENSE
DRAIN
5V
V
FIGURE 4B. DRAIN TO PWRGD ACTIVE TIMING (ISL6152)
13.6V
OV
2V
0V
5K
PWRGD
FIGURE 5B. GATE TO PWRGD ACTIVE (ISL6152)
DRAIN
V
PWRGD
GATE
5K
UV
FIGURE 2B. TEST CIRCUIT FOR TIMEOUT
0V
PWRGD
FAULT
1.125V
∆V
FIGURE 3B. UV TO GATE TIMING
OV
V
EE
GATE
UV
1V
V
t
PHLUV
PWRGD
1
2
3
4
6
5
7
- V
GATE
- V
ISL6142
UV Pin
= 0V
GATE
t
DRAIN
PLHDL
= 0V
1.0V
1.0V
14
13
12
10
t
11
2.5V
9
8
PLHGH
t
PLHUV
DRAIN
GATE
SENSE
CT
V
DD
V
PG
0.1K
V
9.0K
0.90K
GH
13.6V
+
-
1.3V
V
1.255V
V
EE
48V
DRAIN
1V