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参数资料
| 型号： | MAX17075ETG+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/23页 |
| 文件大小： | 0K |
| 描述： | IC DC-DC CONV W/CHRG PUMP 24TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 应用： | LCD 电视机/监控器 |
| 电流 - 电源： | 4mA |
| 电源电压： | 2.3 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 24-WFQFN 裸露焊盘 |
| 供应商设备封装： | 24-TQFN-EP（4x4） |
| 包装： | 带卷 (TR) |
MAX17075
Boost Regulator with Integrated Charge Pumps,
Switch Control, and High-Current Op Amp
ELECTRICAL CHARACTERISTICS (continued)
(V VCC = +5V, Circuit of Figure 1, V AVDD = V SUP = +13V, T A = 0°C to +85°C , unless otherwise noted. Typical values are at T A = +25°C.)
PARAMETER
LX Current Limit
LX On-Resistance
CONDITIONS
V FB = 1.1V, duty cycle = 75%
I LX = 200mA
MIN
2.5
TYP
3.0
0.16
MAX
3.5
0.25
UNITS
A
LX Leakage Current
Current-Sense Transresistance
Soft-Start Period
V LX = 19V, T A = +25°C
7-bit current ramp
0.1
10
0.2
14
20
0.3
μA
V/A
ms
POSITIVE CHARGE-PUMP REGULATOR
V SUP Input Supply Range
6
18
V
V SUP Overvoltage Threshold
V SUP = rising, hysteresis = 200mV
19
20
21
V
Operating Frequency
0.5 x
f OSC
Hz
FBP Regulation Voltage
FBP Line Regulation Error
V SUP = 12V to 18V, V GON = 30V
-1.5%
1.250
+1.5%
0.2
V
%/V
FBP Input Bias Current
DRVP Current Limit
DRVP PCH On-Resistance
DRVP NCH On-Resistance
V FBP = 1.5V, T A = +25°C
Not in dropout
-50
400
4
1.5
+50
6
3
nA
mA
FBP Fault Trip Level
Positive Charge-Pump Soft-Start Period
Falling edge
7-bit voltage ramp with filtering to prevent
high peak currents
0.96
1
3
1.04
5
V
ms
NEGATIVE CHARGE-PUMP REGULATOR
V SUP Input Supply Range
Operating Frequency
6
0.5 x
f OSC
18
V
Hz
FBN Regulation Voltage (V REF - V FBN )
FBN Input Bias Current
FBN Line Regulation Error
V REF - V FBN = 1V
V FBN = 0V, T A = +25°C
V SUP = 9V to 18V, V GOFF = -7V
-1.5%
-50
1
+1.5%
+50
0.2
V
nA
%/V
DRVN PCH On-Resistance
DRVN NCH On-Resistance
4
1.5
6
3
DRVN Current Limit
FBN Fault Trip level
Not in dropout
Rising edge
400
450
mA
mV
Negative Charge-Pump Soft-Start Period
7-bit voltage ramp with filtering to prevent
high peak currents
3
5
ms
POSITIVE GATE DRIVER TIMING AND CONTROL SWITCHES
CTL Input Low Voltage
CTL Input High Voltage
2
0.6
V
V
CTL Input Current
CTL-to-COM Rising Propagation Delay
SRC Input Voltage Range
SRC-to-COM Switch On-Resistance
V CTL = 0V or V VCC , T A = +25°C
C LOAD = 100pF
V DEL = 1.5V, CTL = VCC
-1
250
5
+1
36
10
μA
ns
V
Maxim Integrated
3
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| MAX17077ETM+ | 功能描述:低压差稳压器 - LDO Hybrid 500mA RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
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