| | 电源时序控制器的IC型号、厂商、供应商、PDF资料： | |
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| IC型号 | 厂商 | PDF资料下载 | 供应商 | 说明 |
| ADM6820 | ADI | | 查找供应商 |
- Single Chip Enables Power Supply Sequencing of Two Supplies
- On Board Charge Pump Fully Enhances N Channel FET
- Adjustable Primary Supply Monitor Monitors Down to 0.62V
- Delay From Primary Supply Good to Secondary Supply
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- Enabled Capacitor Adjustable Delay
- -40°C to +125°C Operating Range
- Packaged in Small 6 Lead SOT-23 Package
- Pin for Pin Compatible with MAX6819/MAX6820
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| ADM6819 | ADI | | 查找供应商 |
- Single Chip Enables Power Supply Sequencing of Two Supplies
- On Board Charge Pump Fully Enhances N Channel FET
- Adjustable Primary Supply Monitor Monitors Down to 0.62 V
- Delay from Primary Supply Good to Secondary Supply
- Enabled Fixed 200ms Delay
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- Logic / Analog Driven ENABLE Input
- -40°C to +125°C Operating Range
- Packaged in Small 6 Lead SOT-23 Package
- Pin for Pin Compatible with MAX6819
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| ADM1185 | ADI | | 查找供应商 |
- Monitors Four Supplies via 0.8% Accurate Comparators
- Controls the Power Up Sequence of Supplies
- Powered from 2.7V to 5.5V on the VCC pin
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- Three Open-Drain for Enabling Regulators and DC-DC Converters
- Open-Drain Power Good Output
- 10-pin MSOP Package
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| ADM1087 | ADI | | 查找供应商 |
- Provide time delays between enabling of regulators
- Can be cascaded with regulators for multiple supply sequencing
- Output stages
High voltage (up to 22 V) open-drain output (ADM1085/ADM1087)
Push-pull output (ADM1086/ADM1088) |
- Power supply monitoring from 0.6 V
- Capacitor adjustable time delays
- High voltage (up to 22 V) enable input
- Low power consumption (15 µA)
- Specified over –40°C to +125°C
temperature range
- 6-lead SC70 package
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| ADM1086 | ADI |  下载 | 查找供应商 |
- Provide time delays between enabling of regulators
- Can be cascaded with regulators for multiple supply sequencing
- Output stages
High voltage (up to 22 V) open-drain output (ADM1085/ADM1087)
Push-pull output (ADM1086/ADM1088) |
- Power supply monitoring from 0.6 V
- Capacitor adjustable time delays
- High voltage (up to 22 V) enable input
- Low power consumption (15 µA)
- Specified over –40°C to +125°C
temperature range
- 6-lead SC70 package
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| ADM1085 | ADI | | 查找供应商 |
- Provide time delays between enabling of regulators
- Can be cascaded with regulators for multiple supply sequencing
- Output stages
High voltage (up to 22 V) open-drain output (ADM1085/ADM1087)
Push-pull output (ADM1086/ADM1088) |
- Power supply monitoring from 0.6 V
- Capacitor adjustable time delays
- High voltage (up to 22 V) enable input
- Low power consumption (15 µA)
- Specified over –40°C to +125°C
temperature range
- 6-lead SC70 package
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| ADM1069 | ADI | | 查找供应商 |
- Complete Supervisory and Sequencing Solution for up to 8 Supplies
- 8 Supply Fault Detectors Enable Supervision of Supplies up to < 0.5% accuracy at all voltages at 25°C
- < 1.0 % accuracy across all voltages and temperatures
- 4 Selectable Input Attenuators Allow Supervision:
Supplies up to 14.4 V on VH
Supplies up to 6 V on VP1–3
- 4 dual-function inputs, VX1–4:
High Impedance Input to Supply Fault Detector with Thresholds between 0.573 V and 1.375 V |
- General-Purpose Logic Input
- 8 Programmable Output Drivers (PDO1–8):
Open Collector with External Pull-up
Push/pull Output, Driven to VDDCAP or VPn
Open Collector with Weak Pull-up to VDDCAP or VPn
Internally Charge-pumped High Drive for use with External N-FET (PDO1–6 only) | |
| ADM1068 | ADI | | 查找供应商 |
- Complete Supervisory and Sequencing Solution for up to 8 Supplies
- 8 Supply Fault Detectors Enable Supervision of Supplies to Better than 1% Accuracy
- 4 Selectable Input Attenuators Allow Supervision:
Supplies up to 14.4 V on VH
Supplies up to 6 V on VP1–3
- 4 Dual-function Inputs, VX1–4
- High Impedance Input to Supply Fault Detector with Thresholds between 0.573 V and 1.375 V
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- General-purpose Logic Input
- 8 Programmable Output Drivers (PDO1–8):
Open Collector with External Pull-up
Push/pull Output, Driven to VDDCAP or VPn
Open Collector with Weak Pull-up to VDDCAP or VPn
Internally Charge-pumped High Drive for Use with External N-FET (PDO1–6 only) | |
| ADM1067 | ADI | | 查找供应商 |
- Complete supervisory and sequencing solution for up to 10 supplies
- 10 supply fault detectors enable supervision of supplies to
<0.5% accuracy at all voltages at 25°C
<1.0 % accuracy across all voltages and temperatures
- 5 selectable input attenuators allow supervision
Supplies up to 14.4 V on VH
Supplies up to 6 V on VPn (VP1 to VP4)
- 5 dual-function inputs, VXn (VX1 to VX5)
High impedance input to supply fault detector with thresholds between 0.573 V and 1.375 V
General-purpose logic input
- 10 programmable output drivers (PDO1 to PDO10)
Open collector with external pull-up
Push/pull output, driven to VDDCAP or VPn
Open collector with weak pull-up to VDDCAP or VPn
Internally charge-pumped high drive for use with external N-FET (PDO1 to PDO6 only) |
- Sequencing engine (SE) implements state machine control of PDO outputs
State changes conditional on input events
Enables complex control of boards
Power-up and power-down sequence control
Fault event handling
Interrupt generation on warnings
Watchdog function can be integrated in SE
Program software control of sequencing through SMBus
- Open-loop margining solution for 6 voltage rails
- 6 voltage output 8-bit DACs (0.300 V to 1.551 V) allow voltage adjustment via dc-to-dc converter trim/feedback node
- Device powered by the highest of VPn, VH for improved redundancy
- User EEPROM: 256 bytes
- Industry-standard 2-wire bus interface (SMBus)
- Guaranteed PDO low with VH, VPn = 1.2
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| ADM1066 | ADI | 下载 | 查找供应商 |
- Complete supervisory and sequencing solution for up to 10 supplies
- 10 supply fault detectors enable supervision of supplies to
<0.5% accuracy at all voltages at 25°C
<1.0 % accuracy across all voltages and temperatures
- 5 selectable input attenuators allow supervision of
Supplies up to 14.4 V on VH
Supplies up to 6 V on VP1 to VP4 (VPn)
- 5 dual-function inputs, VX1 to VX5 (VXn)
High impedance input to supply fault detector with thresholds between 0.573 V and 1.375 V
General-purpose logic input
- 10 programmable output drivers (PDO1 to PDO10)
Open collector with external pull-up
Push/pull output, driven to VDDCAP or VPn
Open collector with weak pull-up to VDDCAP or VPn
Internally charge-pumped high drive for use with external N-FET (PDO1 to PDO6 only) |
- Sequencing engine (SE) implements state machine control of PDO outputs
State changes conditional on input events
Enables complex control of boards
Power-up and power-down sequence control
Fault event handling
Interrupt generation on warnings
Watchdog function can be integrated in SE
Program software control of sequencing through SMBus
- Complete voltage-margining solution for 6 voltage rails
- 6 voltage output 8-bit DACs (0.300 V to 1.551 V) allow voltage adjustment via dc-to-dc converter trim/feedback node
- 12-bit ADC for readback of all supervised voltages
- 2 auxiliary (single-ended) ADC inputs
- Reference input (REFIN) has 2 input options
Driven directly from 2.048 V (±0.25%) REFOUT pin
More accurate external reference for improved ADC performance
- Device powered by the highest of VPn, VH for improved redundancy
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