参数资料
型号: MAX16816ATJ+T
厂商: Maxim Integrated
文件页数: 3/33页
文件大小: 0K
描述: IC LED DRIVR HIGH BRIGHT 32-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
拓扑: PWM,SEPIC,降压(降压),升压(升压)
输出数: 1
内部驱动器:
类型 - 主要: 车载
类型 - 次要: 高亮度 LED(HBLED)
频率: 125kHz ~ 500kHz
电源电压: 5.5 V ~ 76 V
安装类型: 表面贴装
封装/外壳: 32-WFQFN 裸露焊盘
供应商设备封装: 32-TQFN-EP(5x5)
包装: 带卷 (TR)
工作温度: -40°C ~ 125°C
Programmable Switch-Mode LED Driver
with Analog-Controlled PWM Dimming
ELECTRICAL CHARACTERISTICS (continued)
(V CC = V UVEN = 14V, C REG1 = 1μF, C REG2 = 1μF, C CLMP = 0.1μF, R T = 25k Ω , T A = T J = -40°C to +125°C, unless otherwise noted.
Typical specifications are at T A = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
REG2 control register is ‘0000’,
V CC ≥ 7.5V, I REG2 = 1mA
REG2 control register is ‘0011’,
V CC ≥ 9.5V, I REG2 = 1mA
4.75
6.65
5
7.0
5.25
7.35
REG2 Regulation Voltage
REG2 control register is ‘1111’,
V CC ≥ 17.5V, I REG2 = 1mA
REG2 control register is ‘0000’,
V CC = 5.7V, 0 ≤ I REG2 ≤ 20mA
REG2 control register is ‘0000’,
V CC = 7.5V, 0 ≤ I REG2 ≤ 20mA
REG2 control register is ‘1111’,
V CC = 17.5V, 0 ≤ I REG2 ≤ 20mA
13.5
4
4.75
13.5
15
4.5
5
15
16.5
5.25
5.25
16.5
V
HIGH-SIDE REGULATOR (CLMP) (All voltages referred to V LO ) (Note 2)
CLMP UVLO Threshold
V CLMP_TH
V CLMP rising
2.0
2.5
3.0
V
CLMP UVLO Threshold
Hysteresis
V CLMP_HYS
0.22
V
CLMP Regulator Output
Voltage
V CLMP
8.7V ≤ (V HI - V LO ) ≤ 36V, I CLMP = 1mA
5.0V ≤ (V HI - V LO ) ≤ 8.7V, I CLMP = 250μA
5.5
8.0
(V HI - V LO )
- 0.7
10.0
V
CURRENT-SENSE AMPLIFIER (CSA)
Differential Input Voltage
Range
Common-Mode Range
V CS+ - V CS-
V CC ≤ 68V
0
0
0.3
V CC
V
V
CS+ Input Bias Current
CS- Input Bias Current
Unity-Gain Bandwidth
I CS+
I CS-
V CS+ = 0.3V, V CS- = 0V
V CS+ = 0.3V, V CS- = 0V
From (CS+ to CS-) to CS
-250
1.0
+250
400
nA
μA
MHz
REF OUTPUT BUFFER
REF Output Voltage
V REF
-100μA ≤ I L ≤ +100μA
2.85
3.0
3.15
V
DIM DRIVER
Minimal Pulse Width
f DIM = 200Hz (Note 3)
20
40
μs
Source Current
Sink Current
V CLMP - V LO = 4V
V CLMP - V LO = 8V
V CLMP - V LO = 4V
V CLMP - V LO = 8V
5
30
10
40
20
67
22
76
mA
mA
GATE DRIVER
DRI Voltage Range
V DRI
V CC ≥ 2.5V above V DRI
5
15
V
DRI UVLO Threshold
DRI UVLO Threshold
Hysteresis
V UVLO_TH
V UVLO_HYST
4.0
4.2
0.3
4.4
V
V
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3
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