参数资料
型号: SI9166BQ-T1-E3
厂商: Vishay Siliconix
文件页数: 2/11页
文件大小: 0K
描述: IC REG BUCK BST SYNC ADJ 16TSSOP
标准包装: 3,000
类型: 降压(降压),升压(升压)
输出类型: 可调式
输出数: 1
输出电压: 可调至 1.3V
输入电压: 2.7 V ~ 6 V
PWM 型: 电压模式
频率 - 开关: 200kHz ~ 2MHz
电流 - 输出: 1.5A
同步整流器:
工作温度: -25°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
包装: 带卷 (TR)
供应商设备封装: 16-TSSOP
Si9166
Vishay Siliconix
ABSOLUTE MAXIMUM RATINGS
Product is End of Life 3/2014
Parameter
Voltages Referenced to GND
V DD
MODE, PWM/PSM, SYNC, SD, V REF , R OSC , COMP, FB
V O
PGND
Voltages Referenced to PGND
V S
DH, DL
Peak Output Current (DH, DL)
Storage Temperature
Operating Junction Temperature
Limit
6.5
- 0.3 V to V DD + 0.3 V
- 0.3 V to V S + 0.3 V
± 0.3
6.5
- 0.3 V to V S + 0.3 V
1.5
- 65 to 150
150
Unit
V
V
A
°C
Power Dissipation (Package) a
Thermal Impedance ( θ JA )
16-Pin TSSOP (Q Suffix) b
16-Pin TSSOP
925
135
mW
°C/W
Notes:
a. Device Mounted with all leads soldered or welded to PC board.
b. Derate 7.4 mW/°C above 25 °C.
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation
of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum
rating conditions for extended periods may affect device reliability.
RECOMMENDED OPERATING CONDITIONS
Parameter
Voltages Referenced to AGND
V DD
MODE, PWM/PSM, SYNC, SD
Voltages Referenced to PGND
V S
F osc
R osc
V REF Capacitor
SPECIFICATIONS
Test Conditions
Limit
2.7 V to 6 V V
0 V to V DD
2.7 V to 6 V
200 kHz to 2 MHz
25 k Ω to 300 k Ω
0.1
Limits
Unit
V
V
k Ω
μF
Min
Parameter
Symbol
Unless Otherwise Specified
2.7 V ≤ V DD , V S ≤ 6 V
a
Typ b
Max a
Unit
Reference
Output Voltage
Load Regulation
V REF
Δ V REF
I REF = 0 A
I REF = 0, T A = 25 °C
V DD = 3.3 V, - 500 μA < I REF < 0
1.268
1.280
1.3
1.3
3
1.332
1.320
V
mV
Power Supply Rejection
P SRR
60
dB
UVLO
Under Voltage Lockout (turn-on)
Hysteresis
V UVLO/LH
V HYS
V UVLOLH - V UVLOHL
2.3
2.4
0.1
2.5
V
Soft-Start Time
SS time
tss
6
mS
MODE
Logic High
Logic Low
Input Current
V IH
V IL
I L
0.7 V DD
- 1.0
0.3 V DD
1.0
V
μA
www.vishay.com
2
Document Number: 70847
S-40701-Rev. C, 19-Apr-04
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