Datasheet

ADP1610
Rev. A | Page 3 of 20
SPECIFICATIONS
V
IN
= 3.3 V, T
A
= −40°C to +85°C, unless otherwise noted. All limits at temperature extremes are guaranteed by correlation and
characterization using standard statistical quality control (SQC), unless otherwise noted.
Table 1.
Parameter Symbol Conditions Min Typ Max Unit
SUPPLY
Input Voltage V
IN
2.5 5.5 V
Quiescent Current
Nonswitching State I
Q
V
FB
= 1.3 V, RT = V
IN
390 600 A
Shutdown I
Q
SD
V
SD
= 0 V 0.01 10 µA
Switching State
1
I
QSW
F
SW
= 1.23 MHz, no load 1 2 mA
OUTPUT
Output Voltage V
OUT
V
IN
12 V
Load Regulation I
LOAD
= 10 mA to 150 mA, V
OUT
= 10 V 0.05 mV/mA
Overall Regulation Line, load, temperature ±3 %
REFERENCE
Feedback Voltage V
FB
1.212 1.230 1.248 V
Line Regulation V
IN
= 2.5 V to 5.5 V −0.15 +0.15 %/V
ERROR AMPLIFIER
Transconductance g
m
∆I = 1 A 100 µA/V
Voltage Gain A
V
60 dB
FB Input Bias Current V
FB
= 1.23 V 10 nA
SWITCH
SW On Resistance R
ON
I
SW
= 1.0 A 200 400 mΩ
SW Leakage Current V
SW
= 12 V 0.01 20 µA
Peak Current Limit
2
I
CLSET
2.0 A
OSCILLATOR
Oscillator Frequency f
OSC
RT = GND 0.49 0.7 0.885 MHz
RT = IN 0.89 1.23 1.6 MHz
Maximum Duty Cycle D
MAX
COMP = open, V
FB
= 1 V, RT = GND 78 83 90 %
SHUTDOWN
Shutdown Input Voltage Low V
IL
Nonswitching state 0.6 V
Shutdown Input Voltage High V
IH
Switching state 2.2 V
Shutdown Input Bias Current I
SD
V
SD
= 3.3 V 0.01 1 µA
SOFT START
SS Charging Current V
SS
= 0 V 3 µA
UNDERVOLTAGE LOCKOUT
3
UVLO Threshold V
IN
rising 2.2 2.4 2.5 V
UVLO Hysteresis 220 mV
1
This parameter specifies the average current while switching internally and with SW (Pin 5) floating.
2
Guaranteed by design and not fully production tested.
3
Guaranteed by characterization.