Datasheet

ADP1650
Rev. C | Page 4 of 32
Parameter
2
Conditions Min Typ Max Unit
Pass-Through Mode Transition, Flash
VIN to LED_OUT, Entry 1200 mA LED current 580 mV
VIN to LED_OUT, Exit 1200 mA LED current 435 mV
Pass-Through Mode Transition, Torch
VIN to LED_OUT, Entry 200 mA LED current 380 mV
VIN to LED_OUT, Exit 200 mA LED current 285 mV
DIGITAL INPUTS/GPIO
Input Logic Low Voltage 0.54 V
Input Logic High Voltage 1.26 V
GPIO1, GPIO2, STROBE Pull-Down 390 kΩ
Torch Glitch Filtering Delay From torch rising edge to device start 5.5 7 7.5 ms
INDICATOR LED
LED Current Accuracy −22 +22 %
Short-Circuit Detection Threshold 1.2 V
Open-Circuit Detection Threshold 2.45 V
ADC
Resolution 4 Bits
Error External voltage mode 0 ±1 LSB
V
F
mode, T
J
= 25°C ±1 LSB
V
F
mode, T
J
= −40°C to +125°C ±1.5 LSB
Input Voltage Range, GPIO2 External voltage mode 0 0. 5 V
SAFETY FEATURES
Maximum Timeout For Flash 1600 ms
Timer Accuracy −7.0 +7.0 %
DC Current Limit DC current value setting = 0 (00 binary) 1.35 1.5 1.65 A
DC current value setting = 1 (01 binary) 1.55 1.75 1.95 A
DC current value setting = 2 (10 binary) 1.8 2.0 2.2 A
DC current value setting = 3 (11 binary) 2.02 2.25 2.5 A
Low VBAT Mode Transition Voltage
Error 3.2 %
Hysteresis 50 mV
Coil Peak Current Limit Peak current value setting = 0 (00 binary) 1.55 1.75 1.95 A
Peak current value setting = 1 (01 binary) 2.02 2.25 2.5 A
Peak current value setting = 2 (10 binary) 2.47 2.75 3.0 A
Peak current value setting = 3 (11 binary) 2.7 3.0 3.3 A
Overvoltage Detection Threshold 5.15 5.5 5.9 V
LED_OUT Short-Circuit Detection
Comparator Reference Voltage
1.2 1.3 V
Thermal Shutdown Threshold
T
J
Rising 150 °C
T
J
Falling 140 °C
1
V
IN
is the input voltage to the circuit.
2
All limits at temperature extremes are guaranteed via correlation using standard statistical quality control (SQC).
3
V
SW
is the voltage on the SW switch pin.