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参数资料
| 型号： | MAX1798EGP+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 3/19页 |
| 文件大小： | 0K |
| 描述： | IC POWER SUPPLY CDMA 20-QFN |
| 标准包装： | 2,500 |
| 应用： | 手机，CDMA 手持话机 |
| 电流 - 电源： | 367µA |
| 电源电压： | 2.5 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 20-QFN 裸露焊盘 |
| 供应商设备封装： | 28-QFN/MLP 裸露焊盘（5x5） |
| 包装： | 带卷 (TR) |
CDMA Cellular/PCS System
Power Supplies
ELECTRICAL CHARACTERISTICS (continued)
(V IN1 = V IN2/3 = V IN4/5 = V SCLK (SCK) = V DIN (SDA) = V CS (AS) = V OFF = 3.6V; ON = GND = PGND = 0; RSO, ONO, DR1, DR2 =
open; BP bypassed with 0.01μF, OUT1 bypassed with 4.7μF; OUT2, OUT3, OUT4, OUT5 bypassed with 2.2μF; OUT1–5 set to 2.98V,
T A = 0°C to +85°C , unless otherwise noted. Typical values are at T A = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
OUT2–5 REGULATORS
Output Accuracy
Output Accuracy
(Line and Load)
Nominal Voltage Adjust Range
Dropout Voltage
Load Regulation
I OUT_ = 50mA (Note 3)
1mA ≤ I OUT_ ≤ 150mA,
2.5V ≤ V IN_ ≤ 5.5V, V OUT_ = 1.8V (Note 3)
32 steps through serial interface; Tables 2, 3
I OUT_ = 1mA (Notes 1, 3)
I OUT_ = 100mA (Notes 1, 3)
1mA ≤ I OUT_ ≤ 150mA
-2
-3
1.8
1
50
-0.005
2
3
3.3
100
%
%
V
mV
%/mA
Line Regulation
2.5V ≤ V IN_ ≤ 5.5V, V OUT_ = 1.8V (Note 3)
-0.15
-0.02
0.11
%/V
Current Limit
Output-Discharge Switch
Resistance
Output Voltage Noise
Regulator output turned off
f = 10Hz to 100kHz, C OUT = 2.2μF
160
250
110
45
500
300
mA
?
μV RMS
LOGIC AND CONTROL INPUTS ( ON , OFF , RSO , DIN (SDA), SCLK (SCK), CS (AS))
Reset Timer
Watchdog Timer
OUT1 Shutdown Timer
(MAX1798A/MAX1799A only)
140
35
175
235
60
295
430
110
540
ms
ms
ms
Input Low Level
Input High Level
SDA Output Low Level
(MAX1799 only)
V IL
V IH
I DIN (SDA) = 3mA
I DIN (SDA) = 6mA
1.6
0.4
0.4
0.6
V
V
V
OFF Pulldown Resistance
ONO Output Low Level
OFF = 5.5V
I ONO = 1mA
80
155
0.05
360
0.5
k ?
V
ONO Output High Level
RSO Output Low Level
RSO Output High Level
(Internal Pullup Resistor)
I ONO = -1mA
I RSO = 1mA, V IN1 = 1V
I RSO = 0
V OUT1 -
0.5
V OUT1 -
0.5
0.5
V
V
V
RSO Reset Resistance
DR1, DR2 Output Low Level
RSO = 2.48V
I DR1 = I DR2 = 100mA (Note 3)
9
14
0.2
19
0.5
k ?
V
DR1, DR2 OFF Current
(Leakage)
I OFF
V DR1 = V DR2 = 5.5V
-1
1
μA
THERMAL SHUTDOWN
Threshold
Hysteresis
160
10
°C
°C
_______________________________________________________________________________________
3
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| MAX1798EUP | 功能描述:PMIC 解决方案 CDMA Cellular/PCS System Power Supply RoHS:否 制造商:Texas Instruments 安装风格:SMD/SMT 封装 / 箱体:QFN-24 封装:Reel |
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| MAX1798EUP-T | 功能描述:PMIC 解决方案 CDMA Cellular/PCS System Power Supply RoHS:否 制造商:Texas Instruments 安装风格:SMD/SMT 封装 / 箱体:QFN-24 封装:Reel |
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