ADM1178 Analog Devices, ADM1178 Datasheet - Page 22

• Manufacturer Part Number: ADM1178
• Description: Hot Swap Controller and Digital Power Monitor with ALERTB Output
• Manufacturer: Analog Devices

Specifications of ADM1178

• Operating Range(v): 3.15 to 16.5
• Uv & Ov Detection: ON pin (UV)
• Digital V & I Readback: I2C Interface,w/ 4 Addreses
• I Monitor Accuracy (+/-%): 2%
• Other Outputs: ALERTB
• Package: 10-Lead MSOP

ADM1178
APPLICATIONS INFORMATION
APPLICATIONS WAVEFORMS
(Channel 1 = I
(Channel 1 = I
(Channel 1 = I
Figure 45. Overcurrent Condition at Startup (ADM1178-1 Model)
Figure 46. Overcurrent Condition at Startup (ADM1178-2 Model)
1
2
3
4
1
2
3
4
1
2
3
4
CH1 1.5A
CH3 20.0V
CH1 1.5A
CH3 20.0V
CH1 1.5A
CH3 20.0V
Figure 44. Inrush Current Control into 220 μF Load
LOAD
LOAD
LOAD
, Channel 2 = V
, Channel 2 = V
, Channel 2 = V
CH2 1.00V
CH4 10.0V
CH2 1.00V
CH4 10.0V
CH2 1.00V
CH4 10.0V
TIMER
TIMER
TIMER
M40.0ms
, Channel 3 = V
M10.0ms
, Channel 3 = V
M20.0ms
, Channel 3 = V
GATE
GATE
GATE
, Channel 4 = V
, Channel 4 = V
, Channel 4 = V
OUT
OUT
OUT
Rev. C | Page 22 of 24
)
)
)
(Channel 1 = I
(Channel 1 = I
Figure 47. Overcurrent Condition During Operation (ADM1178-1 Model)
Figure 48. Overcurrent Condition During Operation (ADM1178-2 Model)
1
2
3
4
1
2
3
4
CH1 1.5A
CH3 20.0V
CH1 1.5A
CH3 20.0V
LOAD
LOAD
, Channel 2 = V
, Channel 2 = V
CH2 1.00V
CH4 10.0V
CH2 1.00V
CH4 10.0V
TIMER
TIMER
M10.0ms
, Channel 3 = V
M20.0ms
, Channel 3 = V
GATE
GATE
, Channel 4 = V
, Channel 4 = V
OUT
OUT
)
)