Datasheet
ADP1882/ADP1883
Rev. 0 | Page 3 of 40
SPECIFICATIONS
All limits at temperature extremes are guaranteed via correlation using standard statistical quality control (SQC). V
DD
= 5 V, BST − SW = 5 V,
V
IN
= 13 V. The specifications are valid for T
J
= −40°C to +125°C, unless otherwise specified.
Table 1.
Parameter Symbol Conditions Min Typ Max Unit
POWER SUPPLY CHARACTERISTICS
High Input Voltage Range V
IN
ADP1882ARMZ-0.3/ADP1883ARMZ-0.3 (300 kHz) 2.75 12 20 V
ADP1882ARMZ-0.6/ADP1883ARMZ-0.6 (600 kHz) 2.75 12 20 V
ADP1882ARMZ-1.0/ADP1883ARMZ-1.0 (1.0 MHz) 3.0 12 20 V
Low Input Voltage Range V
DD
C
IN
= 1 μF to PGND, C
IN
= 0.22 μF to GND
ADP1882ARMZ-0.3/ADP1883ARMZ-0.3 (300 kHz) 2.75 5 5.5 V
ADP1882ARMZ-0.6/ADP1883ARMZ-0.6 (600 kHz) 2.75 5 5.5 V
ADP1882ARMZ-1.0/ADP1883ARMZ-1.0 (1.0 MHz) 3.0 5 5.5 V
Quiescent Current I
Q_DD
+ I
Q_BST
FB = 1.5 V, no switching 1.1 mA
Shutdown Current I
DD, SD
+ I
BST, SD
COMP/EN < 285 mV 140 215 μA
Undervoltage Lockout UVLO Rising V
DD
(see Figure 35 for temperature variation) 2.65 V
UVLO Hysteresis Falling V
DD
from operational state 190 mV
SOFT START
Soft Start Period See Figure 58 3.0 ms
ERROR AMPLIFIER
FB Regulation Voltage V
FB
T
J
= 25°C 800 mV
T
J
= −40°C to +85°C 795.3 800 805.5 mV
T
J
= −40°C to +125°C 792.8 800 808.0 mV
Transconductance G
M
300 520 730 μs
FB Input Leakage Current I
FB, LEAK
FB = 0.8 V, COMP/EN = released 1 50 nA
CURRENT-SENSE AMPLIFIER GAIN
Programming Resistor (RES)
Value from DRVL to PGND
RES = 47 kΩ ± 1% 2.98 3.4 3.7 V/V
RES = 22 kΩ ± 1% 6 6.6 7.4 V/V
RES = none 24.1 26.7 29.3 V/V
RES = 100 kΩ ± 1% 12.1 13.4 14.7 V/V
SWITCHING FREQUENCY
Typical values measured at 50% time points with
0 nF at DRVH and DRVL; maximum values are
guaranteed by bench evaluation
1
ADP1882ARMZ-0.3/
ADP1883ARMZ-0.3 (300 kHz)
300 kHz
On Time V
IN
= 5 V, V
OUT
= 2 V, T
J
= 25°C 1115 1200 1285 ns
Minimum On Time V
IN
= 20 V 145 190 ns
Minimum Off Time 84% duty cycle (maximum) 340 400 ns
ADP1882ARMZ-0.6/
ADP1883ARMZ-0.6 (600 kHz)
600 kHz
On Time V
IN
= 5 V, V
OUT
= 2 V, T
J
= 25°C 490 540 585 ns
Minimum On Time V
IN
= 20 V, V
OUT
= 0.8 V 82 110 ns
Minimum Off Time 65% duty cycle (maximum) 340 400 ns
ADP1882ARMZ-1.0/
ADP1883ARMZ-1.0 (1.0 MHz)
1.0 MHz
On Time V
IN
= 5 V, V
OUT
= 2 V, T
J
= 25°C 280 312 340 ns
Minimum On Time V
IN
= 20 V 60 85 ns
Minimum Off Time 45% duty cycle (maximum) 340 400 ns