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參數(shù)資料
| 型號： | TPS3619-50DGKRG4 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8 |
| 封裝： | 3.05 X 4.98 MM, GREEN, PLASTIC, MSOP-8 |
| 文件頁數(shù)： | 12/17頁 |
| 文件大小： | 494K |
| 代理商： | TPS3619-50DGKRG4 |
www.ti.com
TIMING REQUIREMENTS
SWITCHING CHARACTERISTICS
SLVS387H – APRIL 2001 – REVISED DECEMBER 2007
ELECTRICAL CHARACTERISTICS (continued)
Over recommended operating conditions (unless otherwise noted).
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
IIH
High-level input current
MR = 0.7 x VDD
–33
–76
MR
VDD = 5 V
A
IIL
Low-level input current
MR = 0 V
–110
–255
II
Input current
PFI
–25
25
nA
VDD = 1.8 V
–0.3
IOS
Short-circuit current
PFO
PFO = 0 V
VDD = 3.3 V
–1.1
mA
VDD = 5 V
–2.4
VOUT = VDD
40
IDD
VDD supply current
A
VOUT = VBAT
40
VOUT = VDD
–0.1
0.1
I(BAT)
VBAT supply current
A
VOUT = VBAT
0.5
Ci
Input capacitance
VI = 0 V to 5 V
5
pF
At RL = 1 M, CL = 50 pF, TA = –40°C to +85°C.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
at VDD
VIH = VIT + 0.2 V, VIL = VIT – 0.2 V
6
s
tw
Pulse width
at MR
VDD = VIT + 0.2 V, VIL = 0.3 x VDD, VIH = 0.7 x VDD
100
ns
At RL = 1 M, CL= 50 pF, TA= –40°C to +85°C.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD ≥ VIT+ 0.2 V, MR ≥ 0.7 x VDD
td
Delay time
60
100
140
ms
See timing diagram
VDD to RESET
VIL = VIT – 0.2 V, VIH = VIT + 0.2 V
2
5
Propagation (delay) time,
PFI to PFO delay
VIL = VPFI – 0.2 V, VIH = VPFI + 0.2 V
3
5
tPHL
s
high-to-low level output
VDD ≥ VIT+ 0.2 V, VIL= 0.3 x VDD,
0.1
1
MR to RESET
VIH = 0.7 x VDD
4
Copyright 2001–2007, Texas Instruments Incorporated
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| TPS3620-33 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:BACKUP-BATTERY SUPERVISORS FOR RAM RETENTION |
| TPS3620-33DGK | 制造商:TI 制造商全稱:Texas Instruments 功能描述:BACKUP-BATTERY SUPERVISORS FOR RAM RETENTION |
| TPS3620-33DGKR | 功能描述:監(jiān)控電路 3.3-V Battery-Backup for RAM Retention RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel |
| TPS3620-33DGKRG4 | 功能描述:監(jiān)控電路 3.3-V Battery-Backup for RAM Retention RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel |
| TPS3620-33DGKT | 功能描述:監(jiān)控電路 3.3-V Battery-Backup for RAM Retention RoHS:否 制造商:STMicroelectronics 監(jiān)測電壓數(shù): 監(jiān)測電壓: 欠電壓閾值: 過電壓閾值: 輸出類型:Active Low, Open Drain 人工復(fù)位:Resettable 監(jiān)視器:No Watchdog 電池備用開關(guān):No Backup 上電復(fù)位延遲（典型值）:10 s 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:UDFN-6 封裝:Reel |
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