Datasheet

ADL5317
Rev. 0 | Page 3 of 16
SPECIFICATIONS
V
PHV
= 78 V, V
PLV
= 5 V, V
APD
= 60 V, I
APD
= 5 A, T
A
= 25°C, unless otherwise noted.
Table 1.
Parameter Min Typ Max Unit Conditions
CURRENT MONITOR OUTPUT
IPDM (Pin 11)
Current Gain from VAPD to IPDM 0.198 0.200 0.202 A/A
T
A
= 25°C
0.193 0.207
−40°C < T
A
< +85°C
0.25 1.6 % 10 nA < I
APD
< 1 mA Nonlinearity
0.5 3.0 % 5 nA < I
APD
< 5 mA
2 kHz I
APD
= 5 nA, V
PHV
= 60 V, V
APD
= 30 V Small-Signal Bandwidth
2 MHz I
APD
= 5 µA, V
PHV
= 60 V, V
APD
= 30 V
Wideband Noise at IPDM 10 nA
I
APD
= 5 µA, C
GRD
= 2 nF, BW = 10 MHz,
V
PHV
= 40 V, V
APD
= 30 V
0 V
PLV
V
V
APD
> 3 × V
PLV
Output Voltage Range
0 V
APD
/ 3 V
V
APD
< 3 × V
PLV
APD BIAS CONTROL VSET (Pin 2), VAPD (Pin 8)
6 V
PHV
− 1.5 V 10 V < V
PHV
< 41 V
V
PHV
− 35 V
PHV
− 1.5 V 41 V < V
PHV
< 76.5 V
Specified V
APD
Voltage Operating Range
V
PHV
− 35 75 V 76.5 V < V
PHV
< 80 V
VAPD to GARD Offset 3 mV
Specified Input Current Range, I
APD
5n 5m A Flows from VAPD pin
VSET to VAPD Incremental Gain 29.7 30 30.3 V/V 0.2 V < V
SET
< 2.5 V
1
VSET Input Referred Offset, 1σ 0.5 mV
VSET Voltage Range 0.2 5.5 V
Incremental Input Resistance at VSET 100 MΩ V
SET
= 2.0 V
Input Bias Current at VSET 0.3 µA V
SET
= 2.0 V, flows from VSET pin
20 sec
V
SET
= 1.6 V to 2.4 V, C
GRD
= 2 nF, V
PHV
= 60 V,
V
APD
= 30 V
V
APD
Settling Time, 5%
100 sec
V
SET
= 2.4 V to 1.6 V, C
GRD
= 2 nF, V
PHV
= 60 V,
V
APD
= 30 V
V
APD
Supply Tracking Offset (Below V
PHV
) 1.90 2.0 2.15 V V
SET
= 5.0 V, 10 V < V
PHV
< 77 V
OVERSTRESS PROTECTION FALT (Pin 1)
VAPD Current Compliance Limit 14 18 21 mA V
SET
= 2.0 V, V
APD
deviation of 500 mV
Thermal Shutdown Trip Point 140
°C
Die temperature rising
Thermal Hysteresis 20
°C
FALT Output Low Voltage 0.8 V Fault condition, load current < 1 mA
POWER SUPPLIES VPHV (Pin 4, Pin 5), VPLV (Pin 3)
Low Voltage Supply 4 6 V VPLV
Quiescent Current 0.7 0.84 mA Independent of I
APD
High Voltage Supply 10 80 V VPHV
Quiescent Current 2.3 2.9 mA I
APD
= 5 A, V
APD
= 60 V
3.6 4.5 mA I
APD
= 1 mA, V
APD
= 60 V
1
Tested 1.5 V < V
SET
< 2.5 V, guaranteed operation 0.2 V < V
SET
< 2.5 V.