参数资料
型号: MAX16023LTAM12+T
厂商: Maxim Integrated Products
文件页数: 8/17页
文件大小: 0K
描述: IC BATTERY BACKUP 1.2V 8TDFN-EP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
功能: 备份管理
电池化学: 所有电池类型
电源电压: 1.53 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-WDFN 裸露焊盘
供应商设备封装: 8-TDFN-EP(3x3)
包装: 带卷 (TR)
Battery-Backup Circuits with
Regulated Output Voltage
Pin Description
MAX16023
1
PIN
MAX16024
2
NAME
V CC
FUNCTION
Supply Voltage Input. Bypass V CC to GND with a 0.1μF capacitor.
Backup Battery Input. If V CC falls below its reset threshold (V TH ), V BATT ≥ V CC , and if
2
3
BATT
the regulator enters dropout, the regulator is powered from BATT. If V BATT < V CC ,
the regulator is powered from V CC . Bypass BATT to GND with a 0.1μF capacitor.
Active-Low, Manual-Reset Input. RESET asserts when MR is pulled low. RESET
3
4
MR
remains low for the duration of reset timeout period after MR transitions from low to
high. Connect MR to OUT or leave unconnected if not used. MR is internally
connected to V CC through a 30k Ω pullup resistor.
Power-Fail Comparator Input. Connect PFI to a resistive divider to set the desired PFI
4
PFI
threshold. The PFI input is referenced to an internal V PFT threshold. A V PFI-HYS
internal hysteresis provides noise immunity. The power-fail comparator is powered
from OUT.
5
PFO
Active-Low, Power-Fail Comparator Output. PFO goes low when V PFI falls below the
internal V PFT threshold and goes high when V PFI rises above V PFT + V PFI-HYS
hysteresis.
6
7
7
8
GND
RESET
Ground
Active-Low Reset Output. RESET asserts when V CC falls below the reset threshold or
MR is pulled low. RESET remains low for the duration of the reset timeout period after
V CC rises above the reset threshold and MR goes high. RESET is available in push-
pull and open-drain options.
Linear Regulator Output Voltage. Available in the following factory-fixed voltages of
8
9
OUT
1.2V, 1.8V, 2.5V, 3.0V, or 3.3V for all devices. The MAX16024 is also available with
an adjustable output voltage (1.8V to 5.25V). Bypass OUT to GND with a 10μF
capacitor.
1
CE IN
Chip-Enable Input. The input to CE gating circuitry. Connect to GND or OUT if not
used.
Set Output Voltage Input. For the fixed output voltage versions (MAX16024_TB_ _ _),
5
SET
SET is not used. Connect SET to GND. For MAX16024_TB_, connect SET to an
external resistive divider to set the desired output voltage between 1.8V and 5.25V.
6
BATT ON
Active-High, Battery-On Output. BATT ON goes high when in the battery backup
mode.
Active-Low, Chip-Enable Output. CE OUT goes low only when CE IN is low and reset
10
CE OUT
is not asserted. If CE IN is low when reset is asserted, CE OUT stays low for 12μs (typ)
or until CE IN goes high, whichever occurs first.
EP
Exposed Pad. Internally connected to GND. Connect EP to a large ground plane to
aid heat dissipation. Do not use EP as the only ground connection for the device.
8
_______________________________________________________________________________________
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MAX16023LTAM18+T 功能描述:电池管理 Battery Backup 1.8V-Ep RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel
MAX16023LTAM25+T 功能描述:电池管理 Battery Backup 3.3V-Ep RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel
MAX16023LTAM33+T 功能描述:电池管理 Battery Backup 3.3V-Ep RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel
MAX16023LTAR12+T 功能描述:电池管理 Battery Backup 1.2V-Ep RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel
MAX16023LTAR18+T 功能描述:电池管理 Battery Backup 1.8V-Ep RoHS:否 制造商:Texas Instruments 电池类型:Li-Ion 输出电压:5 V 输出电流:4.5 A 工作电源电压:3.9 V to 17 V 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:VQFN-24 封装:Reel