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ZHCSIQ6B September 2018 – August 2021 LM5176-Q1

PRODUCTION DATA

封装选项

机械数据 (封装 | 引脚)

PWP|28
- MPDS373B

散热焊盘机械数据 (封装 | 引脚)

PWP|28
- PPTD396

订购信息

6.6 Typical Characteristics

At T_A = 25°C, unless otherwise stated.

V_OUT = 12 V	Fsw = 300 kHz	L1 = 4.7 μH
	I_OUT = 5 A

Figure 6-1 Efficiency vs V_IN

Figure 6-3 Oscillator Frequency

Figure 6-5 I_IN Operating vs V_IN

Figure 6-7 ENABLE/UVLO Rising Threshold vs Temperature

Figure 6-9 Boost Current Limit vs Temperature

VOUT = 12 V

VIN = 11 V

Figure 6-11 Forced CCM Operation (Buck-Boost)

VOUT = 12 V

VIN = 13 V

Figure 6-13 Forced CCM Operation (Buck-Boost)

VIN = 6 V

VOUT = 12 V

Load 3 A to 6 A

Figure 6-15 Load Step (Boost)

VIN = 24 V

VOUT = 12 V

Load 3 A to 6 A

Figure 6-17 Load Step (Buck)

VIN = 24 V

VOUT = 12 V

Hiccup Enabled

Figure 6-19 Hiccup Mode Current Limit

V_OUT = 12 V	Fsw = 300 kHz	L1 = 4.7 μH

Figure 6-2 Efficiency vs Load

Figure 6-4 VCC vs V_IN

Figure 6-6 I_IN Shutdown vs V_IN

Figure 6-8 Buck Current Limit vs Temperature


VOUT = 12 V	VIN = 6 V

Figure 6-10 Forced CCM Operation (Boost)

VOUT = 12 V

VIN = 12 V

Figure 6-12 Forced CCM Operation (Buck-Boost)

VOUT = 12 V

VIN = 24 V

Figure 6-14 Forced CCM Operation (Buck)

VIN = 12 V

VOUT = 12 V

Load 3 A to 6 A

Figure 6-16 Load Step (Buck-Boost)

VIN = 8 V to 24 V

VOUT = 12 V

I_OUT = 3 A

Figure 6-18 Line Transient

VIN = 24 V

RSNS = 10 mΩ

Figure 6-20 Constant Current Constant Voltage (CCCV) Operation