MAX16834AGP/VY+T Maxim Integrated, MAX16834AGP/VY+T Datasheet - Page 3

• Manufacturer Part Number: MAX16834AGP/VY+T
• Description: LED Lighting Drivers High-Power LED Driver with Integrated High-Side LED Current Sense and PWM Dimming MOSFET Driver
• Manufacturer: Maxim Integrated

Specifications of MAX16834AGP/VY+T

• Input Voltage: 4.75 V to 28 V
• Maximum Supply Current: 10 mA
• Power Dissipation: 2051 mW

ELECTRICAL CHARACTERISTICS (continued)
(V
R
Maxim Integrated
High-Power LED Driver with Integrated High-Side LED
PWMDIM Threshold Voltage
Hysteresis
Input Leakage Current
OSCILLATOR
Oscillator Frequency
Oscillator Frequency Range
External Sync Input Clock High
Threshold
External Sync Input Clock Low
Threshold
External Sync Input High Pulse
Width
Maximum External Sync Period
SLOPE COMPENSATION (SC)
SC Pullup Current
SC Discharge Resistance
REFI
REFI Input Bias Current
REFI Input Common-Mode Range
SENSE+
SENSE+ Input Bias Current
HIGH-SIDE LED CURRENT-SENSE AMPLIFIER (V
Input Offset Voltage
Voltage Gain
3dB Bandwidth
LOW-SIDE LED CURRENT-SENSE AMPLIFIER
Input Offset Voltage
Voltage Gain
3dB Bandwidth
CURRENT ERROR AMPLIFIER (TRANSCONDUCTANCE AMPLIFIER)
Transconductance
Open-Loop DC Gain
Input Offset Voltage
COMP Voltage Range
PWM COMPARATOR
Input Offset Voltage
Propagation Delay
RT
IN
Current Sense and PWM Dimming MOSFET Driver
= 10kΩ, T
= V
HV
PARAMETER
= 12V, V
A
= T
J
= -40°C to +125°C, unless otherwise noted. Typical values are at T
UVEN
= 5V, V
LV
SYMBOL
V
= V
I
R
f
SCPU
COMP
OSC
t
g
SCD
A
A
A
PD
m
V
V
V
PWMDIM
V
R
R
(Note 4)
(Note 4)
(Note 4)
(Note 4)
V
V
V
(Note 4)
(V
V
V
(V
(V
V
V
V
(Note 4)
50mV overdrive
PWMDIM
SC
SC
REFI
LV
LV
LV
LV
COMP
RT/SYNC
RT/SYNC
SENSE+
= V
SENSE+
SENSE+
SENSE+
> 5V, (V
> 5V, (V
< 1V, (V
< 1V, (V
= 100mV
= 100mV
SGND
= 1V
= 2V, V
- V
= 0V
= 5kΩ
= 25kΩ
- V
- V
- V
, C
SENSE+
SENSE+
SENSE+
SENSE+
LV
LV
LV
LV
CONDITIONS
VCC
) = 100mV
) = 0.1V, no load
) = 0.02V, no load
PWMDIM
)
= 4.7µF, C
- V
- V
- V
- V
LV
LV
LV
LV
= 5V
) = 5mV
) = 0.2V
) = 0V
) = 0.2V
LCV
= 100nF, C
A
= +25°C.)
MIN
-2.4
180
100
200
400
0.9
9.7
9.7
-10
0.4
0.6
80
-2
2
0
REF
MAX16834
= 100nF, R
TYP
0.65
200
200
100
600
600
500
9.9
1.8
9.9
50
60
40
1
1
8
1
0
0
0
MAX
1000
+2.4
SENSE+
10.1
10.1
0.70
+10
220
120
250
600
1.1
0.4
2.5
+2
2
= 0.1Ω,
UNITS
MHz
MHz
kHz
kHz
kHz
kHz
mV
mV
mV
V/V
V/V
mV
dB
µA
µA
µA
µA
µS
ns
µs
ns
Ω
V
V
V
V
V
3