ADM6820 Analog Devices, ADM6820 Datasheet - Page 3

• Manufacturer Part Number: ADM6820
• Manufacturer: Analog Devices

Specifications of ADM6820

• # Supplies Monitored: 2
• Volt Monitoring Accuracy: 2.6%
• # Output Drivers: 1
• Fet Drive/enable Output: FET Drive
• Sequencing: Up
• Package: 6-ld SOT-23

SPECIFICATIONS
V
Table 1.
Parameter
V
SETV PIN
SETD PIN
GATE PIN
ENABLE PIN
1
2
3
4
5
100% production tested at T
Guaranteed by design, not production tested.
t
Highest supply pin is represented by V
Highest supply pin is represented by V
CC1
DELAY
CC1
Operating Voltage Range, V
V
V
V
Undervoltage Lockout, V
SETV Threshold, V
SETV Input Current
SETV Threshold Hysteresis
SETV to GATE Delay, t
SETD Ramp Current, I
SETD Voltage, V
GATE Turn-On Time, t
GATE Turn-Off Time, t
GATE Voltage, V
EN Input Voltage Low, V
EN Input Voltage High, V
, V
CC1
CC1
CC1
or V
(s) = 2.65 × 10
CC2
or V
or V
or V
PINS
CC2
CC2
CC2
CC2
= 2.95 V to 5.5 V, T
Supply Current, I
Disable Mode Current
Slew Rate
6
× C
SETD
GATE
TH
SET
2
.
2
ON
OFF
DELAY
SETD
A
= +25°C. Specifications over temperature limit are guaranteed by design.
IL
IH
UVLO
CC1
CC
A
or V
CCx
CCx
= −40°C to +85°C, unless otherwise noted. Typical values are at T
= 2.95 V.
= 5.5 V.
CC2
Min
0.9
6
1.2/t
2.4
0.602
240
300
400
1.295
0.5
4.5
4.0
8.9
8.2
2.0
DELAY
Rev. 0 | Page 3 of 12
Typ
350
250
2.525
0.618
10
−1
300
500
500
1.326
1.5
30
5.5
5.0
9.4
8.6
Max
5.5
500
2.65
0.634
100
350
730
600
1.357
10
6.0
6
9.9
9.1
0.4
Units
V
μA
μA
V/s
V/s
V
V
nA
%
ms
nA
nA
V
ms
μs
V
V
V
V
V
V
Conditions
V
V
V
V
ADM6819
ADM6820
V
V
V
V
ADM6820
T
C
C
With respect to V
With respect to V
With respect to V
With respect to V
V
V
A
CC1
CC1
CC1
CC1
CC
SETV
SETV
SETV
GATE
GATE
CC1
CC1
= 25°C
falling
or V
or V
= V
= V
or V
or V
rising, enables GATE
falling, disables GATE
> V
= 1500 pF, V
= 1500 pF, V
CC2
CC2
CC2
CC2
TH
CC2
CC2
A
3
= 25°C.
; V
= 3.3 V
= 3.3 V, EN = GND
must be > 2.95 V
must be > 2.95 V
must be > 2.95 V
must be > 2.95 V
EN
> V
ADM6819/ADM6820
CC2
CC2
CCx
CCx
CCx
CCx
TH
1
, R
, R
, R
, R
(ADM6819)
= 3.3 V, V
= 3.3 V, V
GATE
GATE
GATE
GATE
> 50 MΩ to V
> 5 MΩ to V
> 50 MΩ to V
> 5 MΩ to V
GATE
GATE
= 7.8 V
= 0.5 V
CCx
CCx
CCx
CCx
4
5
4
5