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Series AMLBW-Z
Up to 700mA | Step Up LED Driver
FEATURES:
Step UP DC/DC LED driver
Constant current output
High efficiency up to 94%
Soft Start
Operating Temperature 40ºC to +85ºC
Open and Short circuit LED Protection
2”x1” case package
Drives LED strings of up to 48V
PWM/Digital and Analog Voltage dimming
Models
Single output
Maximum
Rated Current
Max
Ripple &
Noise
(mV p-p)
350
Input Voltage
Output Voltage (V)
Vo-Vin≥5V
Model
Capacitive Efficiency (%)
load (µF)
(V)
(mA)
150
250
300
350
AMLBW-3615Z
AMLBW-3625Z
AMLBW-3630Z
AMLBW-3635Z
9-36
9-36
9-36
9-36
14-48
14-48
14-48
100
100
100
100
90
92
92
92
450
450
600
14-48
14-45 (Vin:9V-18V)
23-48 (Vin: 18V-36V)
14-38 (Vin:9V-18V)
23-48 (Vin: 18V-36V)
14-32 (Vin:9V-18V)
23-48 (Vin: 18V-36V
25-48
AMLBW-3650Z
AMLBW-3660Z
9-36
9-36
500
600
47
47
93
93
650
650
AMLBW-3670Z
AMLBW-3690Z
9-36
700
900
47
47
94
94
700
400
20-30
NOTE: All specifications in this datasheet are measured at an ambient temperature of 25°C, humidity<75%, nominal input voltage and at
rated output load unless otherwise specified.
Input Specifications
Parameters
Nominal
Typical
Maximum
Units
Voltage range
Filter
9-36
Capacitor
VDC
Absolute Maximum Rating
Peak Input Voltage time
DC/DC ON (Leave open if not used)
DC/DC OFF
38
100
VDC
ms
ON –Open
OFF(shutdown) – 0V
Remote pin drive current
<1.5
1.3
8
µA
VON/OFF ≤ 3V
(Vin : 9V-32V)
(Vin : 32V-36V)
Quiescent Input Current in Shutdown mode
mA
Analog and PWM Dimming Control(Leave
open if unused) (DIM)
Absolute Maximum Ratings: 8V
Analog DIM input voltage rang
Analog Adjust Output Current
DIM Pin Drive Current
0.4 to 1.7
0-100
<1.5
V
%
µA
0.3≤Vdim≤1.3V
PWM Control Voltage Range Limits
1.7≤Vdim≤5.0
V
100Hz-100KHz
PWM Recommended Operating Frequency
PWM Adjust Output Current
0-100
%
Output Specifications
Parameters
Current accuracy
Conditions
Typical
±5
Maximum
Units
%
Output Voltage range
Output current
See model table
Vout-Vin≥5V
14-48
See model table
VDC
Short Circuit protection
Over Voltage Protection
Under Voltage Protection
Soft Start Time
Temperature coefficient
Ripple & Noise
Automatic Recovery (Cut-off Output)
52.5
50
Vdc
Cool Start
≤7.6V
ms
%/oC
±0.03
20MHz Bandwidth
See model table
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