MAX16833AUE/V+T Maxim Integrated Products, MAX16833AUE/V+T Datasheet - Page 4

• Manufacturer Part Number: MAX16833AUE/V+T
• Description: IC HB LED DVR CURR SENSE 16TSSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX16833AUE/V+T

• Topology: Flyback, Low Side, PWM, SEPIC, Step-Down (Buck), Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: No
• Type - Primary: Automotive, General Purpose
• Type - Secondary: High Brightness LED (HBLED)
• Frequency: 100kHz ~ 1MHz
• Voltage - Supply: 5 V ~ 65 V
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP (0.173", 4.40mm Width) Exposed pad
• Operating Temperature: -40°C ~ 125°C
• Current - Output / Channel: 3A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Lead Free Status / Rohs Status: Details

High-Voltage HB LED Drivers with
Integrated High-Side Current Sense
ELECTRICAL CHARACTERISTICS (continued)
(V
V
noted. Typical values are at T
4
GATE DRIVER (NDRV)
Peak Pullup Current
Peak Pulldown Current
Rise Time
Fall Time
R
PWM DIMMING (PWMDIM)
ON Threshold
Hysteresis
Pullup Resistance
PWMDIM to LED Turn-Off Time
PWMDIM to LED Turn-On Time
pMOS GATE DRIVER (DIMOUT)
Peak Pullup Current
Peak Pulldown Current
DIMOUT Low Voltage with
Respect to V
OVERVOLTAGE PROTECTION (OVP)
Threshold
Hysteresis
Input Leakage
SHORT-CIRCUIT HICCUP MODE
Short-Circuit Threshold
Hiccup Time
Delay in Short-Circuit Hiccup
Activation
BUCK-BOOST SHORT-CIRCUIT DETECT
Buck-Boost Short-Circuit
Threshold
Delay in FLT Assertion from
Buck-Boost Short-Circuit
Condition
Delay in FLT Deassertion After
Buck-Boost Short Circuit is
Removed (Consecutive Clock-
Cycle Count)
OVP
IN
DSON
______________________________________________________________________________________
= 12V, R
= V
Pulldown nMOS
CS
PARAMETER
RT
= V
ISENSE+
= 12.4kI, C
PGND
= V
SGND
IN
A
= C
= +25NC.) (Note 2)
= 0V, V
VCC
t
DEL-BB-SHRT
V
V
I
I
SYMBOL
R
DIMOUTPU
DIMOUTPD
SHORT-HIC
V
V
I
I
V
R
SHORT-BB
t
V
= 1µF, C
NDRVPU
NDRVPD
NDRVON
HICCUP
PWMON
OVPOFF
PWMHY
PWMPU
I
OVPHY
LOVP
ISENSE+
t
t
r
f
LFRAMP
= V
V
V
C
C
V
PWMDIM falling edge to rising edge on
DIMOUT, C
PWMDIM rising edge to falling edge on
DIMOUT, C
V
V
V
V
V
(V
(V
Counter increments only when
V
Counter increments only when
V
CC
CC
COMP
PWMDIM
ISENSE+
ISENSE+
OVP
OVP
PWMDIM
PWMDIM
NDRV
NDRV
ISENSE+
ISENSE+
ISENSE-
/C
= 7V, V
= 7V, V
rising
= 1.235V
REF
= 10nF
= 10nF
= 0V, I
- V
- V
= 0V,
> V
> V
= 45V, V
- V
= 0.1µF, NDRV = COMP = DIMOUT = PWMDIM = FLT = unconnected,
- V
DIMOUT
DIMOUT
NDRV
NDRV
DIMOUT
DIMOUT
IN
ISENSE-
PWMON
PWMON
CONDITIONS
SINK
) falling, V
= 0V
= 7V
ICTRL
= 100mA
= 7nF
= 7nF
= 7V
= 0V
) rising
= 1.40V, T
IN
= 12V
A
= T
J
= -40NC to +125NC, unless otherwise
0.25
1.19
1.19
-300
1.15
MIN
-8.7
285
1.7
25
10
1.225
8192
8192
8192
1.225
1.55
-7.4
298
TYP
50
25
70
0.6
30
30
70
3
1
3
3
3
2
+300
1.26
MAX
-6.3
310
1.26
1.9
80
45
1.1
4.5
UNITS
Cycles
Cycles
Cycles
Clock
Clock
Clock
MI
mV
mA
mA
mV
mV
nA
ns
ns
Fs
Fs
Fs
I
A
A
V
V
V
V