(VDD = 0 V, VEE = –48 V, RDROP = 16 k⍀, TA = –40؇C to +85؇C, unless other-
ADM1070–SPECIFICATIONS wise noted.)
Parameter
Min
Typ
Max
Unit
Test Conditions
BOARD SUPPLY
(not connected directly to device)
Maximum Voltage Range
–200
–77
–48
–48
–20
–36
V
V
Limited by Voltage Capability of
External Components*
RDROP = 16 kΩ, R1/R2 = 40*
Typical Operating Voltage Range
VIN PIN––SHUNT REGULATOR
Operating Supply Voltage Range, VSS
Quiescent Supply Current, ISS
Maximum Shunt Supply Voltage, VSS
Undervoltage Lockout, VLKO
11.5
0.4
12.3
0.85
12.5
8.5
13
1.3
14
V
mA
V
ISS = 1.5 mA to 4.25 mA
VSS = 11.5 V
ISS = 20 mA
7
10.5
V
UV/OV PIN––UNDERVOLTAGE AND
OVERVOLTAGE DETECTION
Undervoltage Falling Threshold, VUVF
Undervoltage Rising Threshold, VUVR
Undervoltage Hysteresis, VUVH
Overvoltage Falling Threshold, VOVF
Overvoltage Rising Threshold, VOVR
Overvoltage Hysteresis VOVH
0.81
0.86
0.86
0.91
45
1.93
1.97
–45
0.91
0.96
V
V
mV
V
V
mV
ms
1.85
1.89
2.01
2.05
Power-On Reset Delay, tPOR
1.10
0.90
1.70
2.30
1.51
TIMER Pin Tied to VEE
(VUVR < UV/OV < VOVF
)
1.21
ms
CTIMER = 470 pF
(VUVR < UV/OV < VOVF
)
Voltage Fault Filter Time (UV/OV Out of
Voltage Window), tFLT
1.10
0.90
1.70
1.21
2.30
1.51
1.0
ms
ms
µA
TIMER Pin Tied to VEE
(VUVR < UV/OV < VOVF
TIMER = 470 pF
)
C
(VUVR < UV/OV < VOVF)*
Input Current, IVMON
GATE PIN––FET DRIVER
Maximum Gate Voltage, VGMAX
Minimum Gate Voltage, VGMIN
Pull-Up Current, IGUP
Pull-Down Current, IGDP
Hold-off Impedance, RGOFF
11
0
–20
10
12
13
50
–55
V
IGATE = –1 µA
mV
µA
mA
k⍀
k⍀
IGATE = 1 µA
–40
30
VGATE = 0 V to 9 V, VSENSE = 0
VGATE = VSS
VGATE < 2 V, VSS > 11 V
10
30
VGATE < 2 V, VSS > 2 V
SENSE PIN––CURRENT SENSE
Analog Current Limit Voltage (Rising),VLIM
Circuit Breaker Limit Voltage (Rising)
Circuit Breaker Limit Voltage (Rising)
(With Respect to VLIM), VLIMITON
Circuit Breaker Limit Voltage (Falling)
Circuit Breaker Limit Voltage (Falling)
(With Respect to VLIM), VLIMITOFF
Fast Current Limit Voltage
90
75
100
88
–12
110
100
mV
mV
mV
IGATE = 0 µA to –15 µA
60
79
–21
95
mV
mV
107
126
26
145
mV
mV
Fast Current Limit Voltage
(With Respect to VLIM
Control Loop Transconductance,
(dIGATE/dVSENSE
)
1.5
10
2.75
14
4
µA/mV
ms
I
GATE < Ϯ30 µA, TA = 25°C
)
Maximum Current Limit On Time, tLIMITON
18
TIMER Pin Tied to VEE
(VUVR < UV/OV < VOVF
CTIMER = 470 pF
(VUVR < UV/OV < VOVF)*
TIMER Pin Tied to VEE
(VUVR < UV/OV < VOVF)*
)
7.4
320
240
9.9
12.4
580
400
ms
Current Limit PWM Off Time
450
320
ms
ms
CTIMER = 470 pF
(VUVR < UV/OV < VOVF)*
(Typical Only)
(Typical Only)
Current Limit PWM Duty Cycle
Number of Consecutive PWM Retry Cycles
3
7
%
–2–
REV. 0