Datasheet

ADL5315
Rev. 0 | Page 3 of 20
SPECIFICATIONS
V
POS
= 5 V, V
SET
= 4 V, I
INPT
= 3 µA, T
A
= 25°C, unless otherwise noted.
Table 1.
Parameter Conditions Min Typ Max Unit
CURRENT MIRROR OUTPUT IOUT (Pin 8)
Current Gain from INPT to IOUT 0.99 1.00 1.01
Current Gain from INPT to IOUT
−40°C < T
A
< +85°C
0.97 1.00 1.03 A/A
Nonlinearity 3 nA < I
PD
< 3 mA 0.25 1.00 %
Small Signal Bandwidth I
INPT
= 3 nA 1 kHz
I
INPT
= 3 μA 1 MHz
Wideband Noise at IPDM I
INPT
= 3 μA, C
SET
= 2.2 nF 20 nA rms
Specified Output Voltage Range 0 V
POS
− 1 V
I
OUT
× R
OUT
Product I
INPT
= 3 μA 900 V
MIRROR INPUT, VOLTAGE CONTROL INPT (Pin 1), VSET (Pin 2), SREF (Pin 3)
Specified Input Current Range, I
INPT
Flows from INPT pin 3n 3m A
Specified VSET Voltage Range 2.7 V < V
POS
< 6.5 V 0 V
POS
− 1 V
6.5 V < V
POS
< 8 V V
POS
− 6.5 V
POS
− 1 V
Incremental Gain from VSET to INPT 0.2 V < V
SET
< 7.0 V 0.98 1 1.02 V/V
Incremental Input Resistance at VSET V
SET
= 4.0 V >100 GΩ
Input Bias Current at VSET V
SET
= 4.0 V <30 pA
SREF Voltage, Relative to V
POS
2.7 V < V
POS
< 8 V −1.04 −1.0 −0.97 V
OVERCURRENT PROTECTION
INPT Current Limit V
INPT
drops to 0 V, R
LIM
= 0 Ω 16 mA
V
INPT
drops to 0 V, R
LIM
= 3 kΩ 6.4 8 9.6 mA
POWER SUPPLY VPOS (Pin 6)
Supply Voltage Range 2.7 8 V
Quiescent Current I
INPT
= 3 μA 1.8 2.2 mA
I
INPT
= 3 mA 8.3 10.2 mA