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ZHCSOA1A July 2021 – July 2021 TPS548B27

PRODUCTION DATA

6.6 Typical Characteristics

Figure 6-1 Efficiency vs Output Current, 12 V_IN, 800 KHz, DCM, VCC = Int

V_IN = 12 V	V_OUT = 1 V	Int Vcc
300 nH	800 Khz

Figure 6-3 Safe Operating Area, V_OUT = 1.0 V

V_IN = 12 V	V_OUT = 1 V	Ext Vcc 3.3 V
300 nH	800 Khz

Figure 6-5 Safe Operating Area, V_OUT = 1 V

Figure 6-7 Output Voltage vs Output Current

V_IN = 12 V

I_VCC = 2 mA

Figure 6-9 VCC LDO vs Junction Temperature

Figure 6-11 Load Transient

Figure 6-13 Enable Power Up, Skip

Figure 6-15 Enable Power Up, Pre-Bias

Figure 6-17 V_OUT Ripple, FCCM, 0-A Load

Figure 6-2 Efficiency vs Output Current, 12 V_IN, 800 KHz, DCM, VCC = EXT 3.3 V

V_IN = 12 V	V_OUT = 5 V	Int Vcc
800 nH	600 Khz

Figure 6-4 Safe Operating Area, V_OUT = 5 V

V_IN = 12 V	V_OUT = 5 V	Ext Vcc 3.3 V
800 nH	600 Khz

Figure 6-6 Safe Operating Area, V_OUT = 5 V

V_IN = 12 V

V_EN = 0 V

Internal VCC LDO

Figure 6-8 I_{SD(V_IN)} vs Junction Temperature

V_IN = 12 V

Figure 6-10 I_SS(source) vs Junction Temperature

Figure 6-12 Unload Transient

Figure 6-14 Enable Power Down, Skip

Figure 6-16 V_OUT Ripple, FCCM, 20-A Load

Figure 6-18 V_OUT Ripple, Skip Mode, 10-mA Load