参数资料
型号: TPS82673SIPT
厂商: Texas Instruments
文件页数: 4/30页
文件大小: 0K
描述: IC REG BUCK SYNC 1.26V .6A 8USIP
标准包装: 1
类型: 降压(降压)
输出类型: 固定
输出数: 1
输出电压: 1.26V
输入电压: 2.3 V ~ 4.8 V
PWM 型: 电压模式
频率 - 开关: 5.45MHz
电流 - 输出: 600mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-VFBGA
包装: 标准包装
供应商设备封装: 8-uSIP
其它名称: 296-30408-6

TPS82670, TPS82671, TPS82672, TPS82673, TPS82674
TPS82675, TPS82676, TPS82677, TPS826711, TPS826745, TPS826765
SLVSAI0F – OCTOBER 2010 – REVISED NOVEMBER 2012
ELECTRICAL CHARACTERISTICS
Minimum and maximum values are at V IN = 2.3V to 5.5V, V OUT = 1.8V, EN = 1.8V, AUTO mode and T A = –40°C to 85°C;
Circuit of Parameter Measurement Information section (unless otherwise noted). Typical values are at V IN = 3.6V, V OUT =
1.8V, EN = 1.8V, AUTO mode and T A = 25°C (unless otherwise noted).
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY CURRENT
I Q
I SD
UVLO
Operating quiescent current
Shutdown current
Undervoltage lockout threshold
I O = 0mA. Device not switching
I O = 0mA. PWM operation
EN = GND
17
5.8
0.5
2.05
40
5
2.1
μ A
mA
μ A
V
PROTECTION
Thermal shutdown
140
°
C
Thermal shutdown hysteresis
10
°
C
I LIM
Peak Input Current Limit
1100
mA
I SC
Input current limit under short-circuit
conditions
V O shorted to ground
13.5
mA
ENABLE, MODE
V IH
V IL
High-level input voltage
Low-level input voltage
1.0
0.4
V
V
I lkg
Input leakage current
Input connected to GND or VIN
0.01
1.5
μ A
OSCILLATOR
f SW
Oscillator frequency
I O = 0mA. PWM operation
4.9
5.45
6.0
MHz
OUTPUT
TPS82670
TPS82671
TPS826711
TPS82672
TPS82673
2.5V ≤ V I ≤ 4.8V, 0mA ≤ I O ≤ 600 mA
PFM/PWM operation
2.5V ≤ V I ≤ 5.5V, 0mA ≤ I O ≤ 600 mA
PFM/PWM operation
0.98×V NOM
0.98×V NOM
V NOM
V NOM
1.03×V NOM
1.04×V NOM
V
V
TPS82674
V OUT
Regulated DC
output voltage
TPS826745
TPS82675
TPS82676
2.5V ≤ V I ≤ 5.5V, 0mA ≤ I O ≤ 600 mA
PWM operation
0.98×V NOM
V NOM
1.02×V NOM
V
TPS626765
Line regulation
Load regulation
TPS82677
TPS82678
2.5V ≤ V I ≤ 4.8V, 0mA ≤ I O ≤ 600 mA
PFM/PWM operation
2.5V ≤ V I ≤ 5.5V, 0mA ≤ I O ≤ 600 mA
PWM operation
V I = V O + 0.5V (min 2.5V) to 5.5V, I O = 200 mA
I O = 0mA to 600 mA. PWM operation
0.98×V NOM
0.98×V NOM
V NOM
V NOM
0.23
–0.00085
1.04×V NOM
1.02×V NOM
V
V
%/V
%/mA
Feedback input resistance
480
k ?
TPS82671
TPS826711
I O = 1mA, V O = 1.8V
19
mV PP
TPS82673
Δ V O
Power-save mode
ripple voltage
Start-up time
TPS82674
TPS826745
TPS82675
TPS82676
TPS826765
TPS82677
TPS82678
TPS82671
TPS826711
I O = 1mA, V O = 1.2V
I O = 1mA, V O = 1.1V
I O = 1mA, V O = 1.05V
I O = 1mA, V O = 1.2V
I O = 1mA, V O = 1.35V
I O = 0mA, Time from active EN to V O
16
16
16
25
25
120
mV PP
mV PP
mV PP
mV PP
mV PP
μ s
Discharge resistor
r DIS
for power-down
Devices featuring active discharge
70
150
?
sequence
4
Copyright ? 2010–2012, Texas Instruments Incorporated
Product Folder Links: TPS82670 TPS82671 TPS82672 TPS82673 TPS82674 TPS82675 TPS82676 TPS82677
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