参数资料
| 型号： | MAX8758ETG+ |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/20页 |
| 文件大小： | 0K |
| 描述： | IC REG STEP UP 24-TQFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 75 |
| 应用： | 转换器，TFT，LCD |
| 输入电压： | 1.8 V ~ 5.5 V |
| 输出数： | 1 |
| 输出电压： | 5V |
| 工作温度： | 0°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： | 管件 |
Step-Up Regulator with Switch Control
and Operational Amplifier for TFT LCD
ELECTRICAL CHARACTERISTICS (continued)
(V IN = V SHDN = +3V, OUT = +10V, FREQ = GND, T A = 0°C to +85°C , unless otherwise noted. Typical values are at T A = +25°C.)
PARAMETER
LX Leakage Current
LX Current Limit
Current-Sense Transresistance
SS Source Current
V LX = 13V
65% duty cycle
CONDITIONS
MIN
2.0
0.19
3.0
TYP
0.01
2.5
0.3
4.0
MAX
20
3.0
0.40
5.5
UNITS
μA
A
V/A
μA
POSITIVE GATE DRIVER TIMING AND CONTROL SWITCHES
CTL Input Low Voltage
CTL Input High Voltage
V IN = 1.8V to 5.5V
V IN = 1.8V to 2.4V
V IN = 2.4V to 5.5V
1.4
2.0
0.6
V
V
CTL Input Leakage Current
V CTL = 0 or V IN
-1
+1
μA
CTL-to-SRC Propagation Delay
GON rising, V MODE = 1.24V, V CTL = 0 to 3V step,
no load on GON
GON falling, V MODE = 1.24V, V CTL = 3V to 0 step,
no load on GON
100
100
ns
SRC Input Voltage
V DLP = 0, V IN = 3V
2500
?
SRC Input Current
DRN Input Current
SRC-to-GON Switch On-Resistance
DRN-to-GON Switch On-Resistance
GON-to-PGND Switch On-Resistance
MODE Switch On-Resistance
MODE 1 Voltage Threshold
MODE = DLP = CTL = LDO
MODE = DLP = LDO, V DRN = 8V, V CTL = 0
DLP = CTL = LDO
DLP = LDO, V CTL = 0
V DLP = 0, V IN = 3V
V DLP = 0, V IN = 3V
MODE rising
150
150
15
65
2500
1000
0.9 x
V LDO
250
250
30
130
μA
μA
?
?
?
?
V
MODE Capacitor Charge Current
(MODE 2)
MODE 2 Switch Transition Voltage
Threshold
MODE Current-Source Stop
Threshold
DLP Capacitor Charge Current
DLP Turn-On Threshold
THR-to-GON Voltage Gain
V MODE = 1.5V
GON connected to DRN
MODE rising
During startup, V DLP = 1.0V
V GON = 12V, V THR = 1.2V
40
2.3
3.3
4
2.375
9.7
50
2.5
3.5
5
2.500
10.0
62
2.7
3.7
6
2.625
10.3
μA
V
V
μA
V
V/V
OPERATIONAL AMPLIFIER
SUPB Supply Range
SUPB Supply Current
Input Offset Voltage
Buffer configuration, V POSB = 4V, no load
V NEGB , V POSB = V SUPB /2, T A = +25°C
4.5
13.0
1.0
12
V
mA
mV
Input Bias Current
Input Common-Mode Voltage Range
V NEGB , V POSB = V SUPB /2
-50
0
+50
V SUPB
nA
V
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