参数资料
型号: TPS780270200DDCTG4
厂商: Texas Instruments
文件页数: 4/33页
文件大小: 0K
描述: IC REG LDO 2.7V/2V .15A 5-SOT
标准包装: 250
稳压器拓扑结构: 正,固定式
输出电压: 2.7V,2V
输入电压: 2.2 V ~ 5.5 V
稳压器数量: 1
电流 - 输出: 150mA(最小值)
电流 - 限制(最小): 150mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: SOT-23-5 细型,TSOT-23-5
供应商设备封装: SOT-5
包装: 带卷 (TR)

TPS780 Series
TI Information — Selective Disclosure
SBVS083D – JANUARY 2007 – REVISED SEPTEMBER 2012
FUNCTIONAL BLOCK DIAGRAM
IN
Current
Limit
Thermal
Shutdown
EPROM
OUT
EN
Bandgap
Active
(1)
V SET /FB
LOGIC
GND
Pull-
Down
10k W
(1)
Feedback pin (FB) for adjustable versions; V SET for fixed voltage versions.
PIN CONFIGURATIONS
TPS780DRV
2mm x 2mm SON-6
(TOP VIEW)
TPS780DDC
TSOT23-5
(TOP VIEW)
OUT
N/C
V SET / FB
1
2
3
Thermal
(1)
Pad
6
5
4
IN
GND
EN
IN
GND
EN
1
2
3
5
4
OUT
V SET /FB
(2) It is recommended that the SON package thermal pad be connected to ground.
Table 2. TERMINAL FUNCTIONS
TERMINAL
NAME
DRV
DDC
DESCRIPTION
Regulated output voltage pin. A small (1 μ F) ceramic capacitor is needed from this pin to
OUT
1
5
ground to assure stability. See the Input and Output Capacitor Requirements in the
Application Information section for more details.
N/C
2
Not connected.
Feedback pin (FB) for adjustable versions; V SET for fixed voltage versions. Driving the select
V SET /FB
3
4
pin (V SET ) below 0.4V selects preset output voltage high. Driving the V SET pin over 1.2V
selects preset output voltage low.
EN
GND
4
5
3
2
Driving the enable pin (EN) over 1.2V turns on the regulator. Driving this pin below 0.4V puts
the regulator into shutdown mode, reducing operating current to 18nA typical.
Ground pin.
Input pin. A small capacitor is needed from this pin to ground to assure stability. Typical input
IN
6
1
capacitor = 1.0 μ F. Both input and output capacitor grounds should be tied back to the IC
ground with no significant impedance between them.
Thermal pad
Thermal pad
It is recommended that the SON package thermal pad be connected to ground.
4
Copyright ? 2007–2012, Texas Instruments Incorporated
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