参数资料
型号: MAX16834AUP/V+T
厂商: Maxim Integrated
文件页数: 5/23页
文件大小: 0K
描述: IC LED DRVR HIGH BRIGHT 20-TSSOP
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,背光
类型 - 次要: 高亮度 LED(HBLED),RGB
频率: 100kHz ~ 1MHz
电源电压: 4.75 V ~ 28 V
安装类型: 表面贴装
封装/外壳: 20-TSSOP(0.173",4.40mm 宽)裸露焊盘
供应商设备封装: 20-TSSOP-EP
包装: 带卷 (TR)
工作温度: -40°C ~ 125°C
MAX16834
High-Power LED Driver with Integrated High-Side LED
Current Sense and PWM Dimming MOSFET Driver
Typical Operating Characteristics
(V IN = V HV = 12V, V UVEN = 5V, V LV = V PWMDIM = V SGND , C VCC = 4.7μF, C LCV = 100nF, C REF = 100nF, R SENSE+ = 0.1 ? ,
R RT = 10k ? , T A = +25°C, unless otherwise noted.)
3.74
V REF vs. TEMPERATURE
3.80
V REF vs. SUPPLY VOLTAGE
3.7020
V REF vs. I REF
V IN = 12V
3.72
3.70
3.68
3.66
3.64
3.62
3.60
V IN = 12V
3.75
3.70
3.65
3.60
3.55
3.50
3.7015
3.7010
3.7005
3.7000
3.6995
3.6990
3.6985
3.6980
-40 -25 -10 5 20 35 50 65 80 95 110 125
4
8
12
16
20
24
28
0
1
2
3
4
5
6
7
8
9
10
20
TEMPERATURE ( ° C)
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
10
SUPPLY VOLTAGE (V)
SUPPLY CURRENT
vs. TEMPERATURE
100
I REF (mA)
RT vs. SWITCHING FREQUENCY
18
16
14
12
PWMDIM = 0
9
8
7
6
10
8
6
4
5
4
3
2
10
2
0
1
0
V IN = 12V
PWMDIM = 0
1
V IN = 12V
4
8
12
16
20
24
28
-40 -25 -10 5 20 35 50 65 80 95 110 125
100
1000
SUPPLY VOLTAGE (V)
SWITCHING FREQUENCY
vs. TEMPERATURE
TEMPERATURE ( ° C)
V CC vs. I CC
SWITCHING FREQUENCY (kHz)
V CC vs. I CC
605
604
603
602
601
600
7.16
7.14
7.12
7.10
7.08
V IN = 12V
7.2
7.1
T A = +125 ° C
T A = +100 ° C
V IN = 12V
599
7.06
598
597
596
595
594
593
592
7.04
7.02
7.00
6.98
6.96
6.94
7.0
6.9
T A = +25 ° C
T A = -40 ° C
591
590
V IN = 12V
6.92
6.90
6.8
-40 -25 -10 5 20 35 50 65 80 95 110 125
TEMPERATURE ( ° C)
0
10 20 30 40 50 60 70 80 90 100
I CC (mA)
0
10 20 30 40 50 60 70 80 90 100
I CC (mA)
Maxim Integrated
5
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