米6体育平台手机版

ZHCSNO6B February 2023 – March 2024 TPS628301 , TPS628302 , TPS628303 , TPS628304

PRODUCTION DATA

封装选项

机械数据 (封装 | 引脚)

RZE|8
- MPQF677
DRL|8
- MPCS002E

散热焊盘机械数据 (封装 | 引脚)

订购信息

8.2.3 Application Curves

T_A = 25°C, V_IN = 5 V, V_OUT = 1.8 V, BOM = Table 8-2 unless otherwise noted.

V_OUT = 3.3 V

PFM

Figure 8-3 Efficiency versus Output Current

V_OUT = 2.5 V

PFM

Figure 8-5 Efficiency versus Output Current

V_OUT = 1.8 V

PFM

Figure 8-7 Efficiency versus Output Current

V_OUT = 1.2 V

PFM

Figure 8-9 Efficiency versus Output Current

V_OUT = 0.9 V

PFM

Figure 8-11 Efficiency versus Output Current

V_OUT = 0.5 V

PFM

T_A = 25 °C

Figure 8-13 Efficiency versus Output Current

V_OUT = 0.5 V

PFM

Figure 8-15 Output Voltage versus Output Current

V_OUT = 0.9 V

PFM

Figure 8-17 Output Voltage versus Output Current

V_OUT = 1.2 V

PFM

Figure 8-19 Output Voltage versus Output Current

V_OUT = 1.8 V

PFM

Figure 8-21 Output Voltage versus Output Current

V_OUT = 2.5 V

PFM

Figure 8-23 Output Voltage versus Output Current

V_OUT = 3.3 V

PFM

Figure 8-25 Output Voltage versus Output Current

V_IN = 3.3 V

PFM

Figure 8-27 Switching Frequency versus Output Current

I_OUT = 1 A

Figure 8-29 Switching Frequency versus Input Voltage

I_OUT = 2.0 A

PFM or PWM

Figure 8-31 Output Voltage Ripple

I_OUT = 1 A to 3 A

PWM

Slew rate = 1 A/μs

Figure 8-33 Load Transient

V_IN = 3.3 V	PWM	I_OUT = 1 A to 3 A
V_OUT = 0.9 V	Transient BoM	Slew rate = 1 A/μs

Figure 8-35 Load Transient

V_IN = 4.5 V to 5.5 V

PWM

I_OUT = 2.0 A

Figure 8-37 Line Transient

V_IN = 3.0 V to 3.6 V

PWM

I_OUT = 2.0 A

Figure 8-39 Line Transient

I_OUT = 0 mA	PFM or PWM	T_A = 25 °C
	'A' and 'B' versions

Figure 8-41 Start-Up With No Load

PFM or PWM

T_A = 25 °C

Figure 8-43 HICCUP Short-Circuit Protection

PFM or PWM

T_A = 25 °C

Figure 8-45 HICCUP Short-Circuit Protection (Zoom In - Second Hiccup)

PFM or PWM

TPS628303BDRL

T_A = 25 °C

Figure 8-47 Latch-off Short-Circuit Protection (Zoom In)

V_OUT = 3.3 V

PWM

Figure 8-4 Efficiency versus Output Current

V_OUT = 2.5 V

PWM

Figure 8-6 Efficiency versus Output Current

V_OUT = 1.8 V

PWM

Figure 8-8 Efficiency versus Output Current

V_OUT = 1.2 V

PWM

Figure 8-10 Efficiency versus Output Current

V_OUT = 0.9 V

PWM

Figure 8-12 Efficiency versus Output Current

V_OUT = 0.5 V

PWM

T_A = 25 °C

Figure 8-14 Efficiency versus Output Current

V_OUT = 0.5 V

PWM

Figure 8-16 Output Voltage versus Output Current

V_OUT = 0.9 V

PWM

Figure 8-18 Output Voltage versus Output Current

V_OUT = 1.2 V

PWM

Figure 8-20 Output Voltage versus Output Current

V_OUT = 1.8 V

PWM

Figure 8-22 Output Voltage versus Output Current

V_OUT = 2.5 V

PWM

Figure 8-24 Output Voltage versus Output Current

V_OUT = 3.3 V

PWM

Figure 8-26 Output Voltage versus Output Current

V_IN = 3.3 V

PWM

Figure 8-28 Switching Frequency versus Output Current

I_OUT= 100 mA

PFM

Figure 8-30 Output Voltage Ripple

I_OUT = 1 mA to 2 A

PFM

Slew rate = 1 A/μs

Figure 8-32 Load Transient

V_IN = 3.3 V	PFM	I_OUT = 1 mA to 2A
V_OUT = 0.9 V	Transient BoM	Slew rate = 1 A/μs

Figure 8-34 Load Transient

V_IN = 4.5 V to 5.5 V

PFM

I_OUT = 100 mA

Figure 8-36 Line Transient

V_IN = 3.0 V to 3.6 V

PFM

I_OUT = 100 mA

Figure 8-38 Line Transient

I_OUT = 2.0 A	PFM or PWM	T_A = 25 °C
	'A' and 'B' versions

Figure 8-40 Start-Up With Load

I_OUT = 0 mA

PFM

T_A = 25 °C

Figure 8-42 Disable, Active Output Discharge at No Load

PFM or PWM

T_A = 25 °C

Figure 8-44 HICCUP Short-Circuit Protection (Zoom In)

PFM or PWM

TPS628303BDRL

T_A = 25 °C

Figure 8-46 Latch-off Short-Circuit Protection

PFM or PWM

TPS628303BDRLR

T_A = 25 °C

Figure 8-48 Latch-off Overvoltage Protection