JAJSNB5 データシート

JAJSNB5A July 2023 – December 2023 TPSM828301 , TPSM828302 , TPSM828303

PRODUCTION DATA

パッケージ・オプション

メカニカル・データ（パッケージ｜ピン）

RDS|9
- MPQF673B

サーマルパッド・メカニカル・データ

発注情報

jajsnb5a_oa

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 = 0.5 V

PFM

Figure 8-2 Efficiency versus Output Current

V_OUT = 0.5 V

PWM

Figure 8-4 Efficiency versus Output Current

V_OUT = 0.9 V

PFM

Figure 8-6 Efficiency versus Output Current

V_OUT = 0.9 V

PWM

Figure 8-8 Efficiency versus Output Current

V_OUT = 1.2 V

PFM

Figure 8-10 Efficiency versus Output Current

V_OUT = 1.2 V

PWM

Figure 8-12 Efficiency versus Output Current

V_OUT = 1.8 V

PFM

Figure 8-14 Efficiency versus Output Current

V_OUT = 1.8 V

PWM

Figure 8-16 Efficiency versus Output Current

V_OUT = 2.5 V

PFM

Figure 8-18 Efficiency versus Output Current

V_OUT = 2.5 V

PWM

Figure 8-20 Efficiency versus Output Current

V_OUT = 3.3 V

PFM

Figure 8-22 Efficiency versus Output Current

V_OUT = 3.3 V

PWM

Figure 8-24 Efficiency versus Output Current

V_OUT = 0.5 V

PFM

Figure 8-26 Output Voltage versus Output Current

V_OUT = 0.9 V

PFM

Figure 8-28 Output Voltage versus Output Current

V_OUT = 1.2 V

PFM

Figure 8-30 Output Voltage versus Output Current

V_OUT = 1.8 V

PFM

Figure 8-32 Output Voltage versus Output Current

V_OUT = 2.5 V

PFM

Figure 8-34 Output Voltage versus Output Current

V_OUT = 3.3 V

PFM

Figure 8-36 Output Voltage versus Output Current

V_OUT = 0.5 V

PFM

Figure 8-38 Switching Frequency versus Output Current

V_OUT = 1.8 V

PFM

Figure 8-40 Switching Frequency versus Output Current

V_OUT = 3.3 V

PFM

Figure 8-42 Switching Frequency versus Output Current

V_IN = 5.0 V

T_Jmax = 125°C

θ_JA= 49.8°C/W

Figure 8-44 Thermal Derating (Safe Operating Area)

I_OUT = 100 mA

PFM

Figure 8-46 Output Voltage Ripple

I_OUT = 1 mA to 2 A

PFM

Slew rate = 1 A/μs

Figure 8-48 Load Transient

V_IN = 4.5 V to 5.5 V

PFM

I_OUT = 100 mA

Figure 8-50 Line Transient

V_IN = 3.0 V to 3.6 V	PFM	I_OUT = 100 mA
		V_OUT = 1.8 V

Figure 8-52 Line Transient

I_OUT = 2 A

PFM or PWM

Figure 8-54 Start-Up With Load

I_OUT = 0 mA

PFM

Figure 8-56 Disable, Active Output Discharge at No Load

I_OUT = 1.0 A

PFM or PWM

Figure 8-58 HICCUP Short-Circuit Protection (Zoom In)

V_OUT = 0.5 V

PFM

T_A = 85°C

Figure 8-3 Efficiency versus Output Current

V_OUT = 0.5 V

PWM

T_A = 85°C

Figure 8-5 Efficiency versus Output Current

V_OUT = 0.9 V

PFM

T_A = 85°C

Figure 8-7 Efficiency versus Output Current

V_OUT = 0.9 V

PWM

T_A = 85°C

Figure 8-9 Efficiency versus Output Current

V_OUT = 1.2 V

PFM

T_A = 85°C

Figure 8-11 Efficiency versus Output Current

V_OUT = 1.2 V

PWM

T_A = 85°C

Figure 8-13 Efficiency versus Output Current

V_OUT = 1.8 V

PFM

T_A = 85°C

Figure 8-15 Efficiency versus Output Current

V_OUT = 1.8 V

PWM

T_A = 85°C

Figure 8-17 Efficiency versus Output Current

V_OUT = 2.5 V

PFM

T_A = 85°C

Figure 8-19 Efficiency versus Output Current

V_OUT = 2.5 V

PWM

T_A = 85°C

Figure 8-21 Efficiency versus Output Current

V_OUT = 3.3 V

PFM

T_A = 85°C

Figure 8-23 Efficiency versus Output Current

V_OUT = 3.3 V

PWM

T_A = 85°C

Figure 8-25 Efficiency versus Output Current

V_OUT = 0.5 V

PWM

Figure 8-27 Output Voltage versus Output Current

V_OUT = 0.9 V

PWM

Figure 8-29 Output Voltage versus Output Current

V_OUT = 1.2 V

PWM

Figure 8-31 Output Voltage versus Output Current

V_OUT = 1.8 V

PWM

Figure 8-33 Output Voltage versus Output Current

V_OUT = 2.5 V

PWM

Figure 8-35 Output Voltage versus Output Current

V_OUT = 3.3 V

PWM

Figure 8-37 Output Voltage versus Output Current

V_OUT = 0.5 V

PWM

Figure 8-39 Switching Frequency versus Output Current

V_OUT = 1.8 V

PWM

Figure 8-41 Switching Frequency versus Output Current

V_OUT = 3.3 V

PWM

Figure 8-43 Switching Frequency versus Output Current

V_IN = 3.3 V

T_Jmax = 125°C

θ_JA = 49.8°C/W

Figure 8-45 Thermal Derating (Safe Operating Area)

I_OUT = 2 A

PWM

Figure 8-47 Output Voltage Ripple

I_OUT = 0 mA to 1 A

PWM

Slew rate = 1 A/μs

Figure 8-49 Load Transient

V_IN = 4.5 V to 5.5 V

PFM or PWM

I_OUT = 2 A

Figure 8-51 Line Transient

V_IN = 3.0 V to 3.6 V	PFM or PWM	I_OUT = 2 A
		V_OUT = 1.8 V

Figure 8-53 Line Transient

I_OUT = 0 mA

PFM

Figure 8-55 Start-Up With No Load

I_OUT = 1 A

PFM or PWM

Figure 8-57 HICCUP Short-Circuit Protection

I_OUT = 1.0 A

PFM or PWM

Figure 8-59 HICCUP Short-Circuit Protection (Zoom In - Second Hiccup)