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ZHCSKX9D May 2019 – July 2022 LM61460

PRODUCTION DATA

封裝選項

機(jī)械數(shù)據(jù) (封裝 | 引腳)

RJR|14
- MPQF507F

散熱焊盤機(jī)械數(shù)據(jù) (封裝 | 引腳)

訂購信息

9.2.3 Application Curves

V_OUT = 3.3 V

F_SW = 400 kHz

Auto Mode

Figure 9-5 LM61460 Efficiency

V_OUT = 3.3 V

F_SW = 1000 kHz

Auto mode

Figure 9-7 LM61460 Efficiency

V_OUT = 3.3 V

F_SW = 2100 kHz

Auto mode

Figure 9-9 LM61460 Efficiency

V_OUT = 5 V

F_SW = 400 kHz

Auto mode

Figure 9-11 LM61460 Efficiency

V_OUT = 5 V

F_SW = 1000 kHz

Auto mode

Figure 9-13 LM61460 Efficiency

V_OUT = 5 V

F_SW = 2100 kHz

Auto mode

Figure 9-15 LM61460 Efficiency

V_OUT = 3.3 V

F_SW = 400 kHz

Auto Mode

Figure 9-17 LM61460 Load and Line Regulation

V_OUT = 3.3 V

F_SW = 1000 kHz

Auto mode

Figure 9-19 LM61460 Load and Line Regulation

V_OUT = 3.3 V

F_SW = 2100 kHz

Auto mode

Figure 9-21 LM61460 Load and Line Regulation

V_OUT = 5 V

F_SW = 400 kHz

Auto mode

Figure 9-23 LM61460 Load and Line Regulation

V_OUT = 5 V

F_SW = 1000 kHz

Auto mode

Figure 9-25 LM61460 Load and Line Regulation

V_OUT = 5 V

F_SW = 2100 kHz

Auto mode

Figure 9-27 LM61460 Load and Line Regulation

V_OUT = 3.3 V

F_SW = 400 kHz

Auto mode

Figure 9-29 LM61460 Dropout Curve

V_OUT = 5 V

F_SW = 400 kHz

Auto mode

Figure 9-31 Dropout Curve

V_OUT = 3.3 V

F_SW = 400 kHz

Auto mode

Figure 9-33 LM61460 Frequency Dropout

V_OUT = 5 V

F_SW = 400 kHz

Auto mode

Figure 9-35 LM61460 Frequency Dropout Curve

V_OUT = 5 V	F_SW = 2100 kHz	Auto mode
I_OUT = 50 mA	V_IN = 13.5 V

Figure 9-37 LM61460 Switching Waveform and V_OUT Ripple

V_OUT = 5 V	F_SW = 2100 kHz	Auto mode
I_OUT = 50 mA	V_IN = 13.5 V

Figure 9-39 LM61460 Start-up with 50-mA Load

V_OUT = 3.3 V	F_SW = 2100 kHz	FPWM mode
I_OUT = 3.25 A	V_IN = 13.5 V

Figure 9-41 LM61460 Start-up with 3.25-A

V_OUT = 5 V	F_SW = 2100 kHz	FPWM mode
I_OUT = Short Circuit to 5 A		V_IN = 13.5 V

Figure 9-43 LM61460 Short Circuit Recovery

V_OUT = 5 V	F_SW = 2100 kHz	FPWM mode
I_OUT = 4 A	V_IN = 13.5 V to 4 V to 13.5 V

Figure 9-45 Graceful Recovery from Dropout

V_OUT = 5 V	F_SW = 400 kHz	FPWM mode
I_OUT = 0 A to 6 A to 0 A	V_IN = 13.5 V	T_R = T_F = 6 μs

Figure 9-47 LM61460 Load Transient

V_OUT = 5 V	F_SW = 400 kHz	Auto mode
I_OUT = 50 mA to 6 A to 50 mA	V_IN = 13.5 V	T_R = T_F = 6 μs

Figure 9-49 LM61460 Load Transient

V_OUT = 3.3 V	F_SW = 400 kHz	Auto mode
I_OUT = 2 A to 4 A to 2 A	V_IN = 13.5 V	T_R = T_F = 2 μs

Figure 9-51 LM61460 Load Transient

V_OUT = 5 V	F_SW = 2100 kHz	FPWM mode
I_OUT = 0 A to 6 A to 0 A	V_IN = 13.5 V	T_R = T_F = 6 μs

Figure 9-53 LM61460 Load Transient

V_OUT = 5 V	F_SW = 400 kHz	I_OUT = 5 A
Frequency Tested: 30 MHz to 108 MHz

Figure 9-55 Conducted EMI versus CISPR25 Limits (Yellow: Peak Signal, Blue: Average Signal)

V_OUT = 5 V	F_SW = 400 kHz	I_OUT = 5 A
Frequency Tested: 30 MHz to 300 MHz

Figure 9-57 Radiated EMI Bicon Vertical versus CISPR25 Limits

V_OUT = 5 V	F_SW = 400 kHz	I_OUT = 5 A
Frequency Tested: 300 MHz to 1 GHz

Figure 9-59 Radiated EMI Log Vertical versus CISPR25 Limits







F_SW = 400 kHz	Note: Measurements taken with LM61460EVM

Figure 9-61 Recommended Input EMI Filter

F_SW = 2100 kHz	V_OUT = 5 V	I_OUT = 5 A
Frequency Tested: 30 MHz to 108 MHz

Figure 9-63 Conducted EMI versus CISPR25 Limits (Yellow: Peak Signal, Blue: Average Signal)

V_OUT = 3.3 V

F_SW = 400 kHz

FPWM mode

Figure 9-6 LM61460 Efficiency

V_OUT = 3.3 V

F_SW = 1000 kHz

FPWM mode

Figure 9-8 LM61460 Efficiency

V_OUT = 3.3 V

F_SW = 2100 kHz

FPWM mode

Figure 9-10 LM61460 Efficiency

V_OUT = 5 V

F_SW = 400 kHz

FPWM mode

Figure 9-12 LM61460 Efficiency

V_OUT = 5 V

F_SW = 1000 kHz

FPWM mode

Figure 9-14 LM61460 Efficiency

V_OUT = 5 V

F_SW = 2100 kHz

FPWM mode

Figure 9-16 LM61460 Efficiency

V_OUT = 3.3 V

F_SW = 400 kHz

FPWM mode

Figure 9-18 LM61460 Load and Line Regulation

V_OUT = 3.3 V

F_SW = 1000 kHz

FPWM mode

Figure 9-20 LM61460 Load and Line Regulation

V_OUT = 3.3 V

F_SW = 2100 kHz

FPWM mode

Figure 9-22 LM61460 Load and Line Regulation

V_OUT = 5 V

F_SW = 400 kHz

FPWM mode

Figure 9-24 LM61460 Load and Line Regulation

V_OUT = 5 V

F_SW = 1000 kHz

FPWM mode

Figure 9-26 LM61460 Load and Line Regulation

V_OUT = 5 V

F_SW = 2100 kHz

FPWM mode

Figure 9-28 LM61460 Load and Line Regulation

V_OUT = 3.3 V

F_SW = 2100 kHz

Auto mode

Figure 9-30 LM61460 Dropout Curve

V_OUT = 5 V

F_SW = 2100 kHz

Auto mode

Figure 9-32 LM61460 Dropout Curve

V_OUT = 3.3 V

F_SW = 2100 kHz

Auto mode

Figure 9-34 LM61460 Frequency Dropout Curve

V_OUT = 5 V

F_SW = 2100 kHz

Auto mode

Figure 9-36 LM61460 Frequency Dropout Curve

V_OUT = 5 V	F_SW = 2100 kHz	FPWM mode
I_OUT = 50 mA	V_IN = 13.5 V

Figure 9-38 LM61460 Switching Waveform and V_OUT Ripple

V_OUT = 5 V	F_SW = 2100 kHz	FPWM mode
I_OUT = 50 mA	V_IN = 13.5 V

Figure 9-40 LM61460 Start-up with 50-mA

V_OUT = 5 V	F_SW = 2100 kHz	FPWM mode
I_OUT = 5 A to Short Circuit		V_IN = 13.5 V

Figure 9-42 LM61460 Short Circuit Protection

V_OUT = 5 V	F_SW = 2100 kHz	FPWM mode
I_OUT = Short Circuit		V_IN = 13.5 V

Figure 9-44 LM61460 Short Circuit Performance

V_OUT = 5 V	F_SW = 400 kHz	Auto mode
I_OUT = 0 A to 6 A to 0 A	V_IN = 13.5 V	T_R = T_F = 6 μs

Figure 9-46 LM61460 Load Transient

V_OUT = 5 V	F_SW = 400 kHz	Auto mode
I_OUT = 2 A to 5 A to 2 A	V_IN = 13.5 V	T_R = T_F = 3 μs

Figure 9-48 LM61460 Load Transient

V_OUT = 3.3 V	F_SW = 400 kHz	Auto mode
I_OUT = 0 A to 6 A to 0 A	V_IN = 13.5 V	T_R = T_F = 6 μs

Figure 9-50 LM61460 Load Transient

V_OUT = 5 V	F_SW = 2100 kHz	Auto mode
I_OUT = 0 A to 6 A to 0 A	V_IN = 13.5 V	T_R = T_F = 6 μs

Figure 9-52 LM61460 Load Transient

F_SW = 400 kHz	V_OUT = 5 V	I_OUT = 5 A
Frequency Tested: 150 kHz to 30 MHz

Figure 9-54 Conducted EMI versus CISPR25 Limits (Yellow: Peak Signal, Blue: Average Signal)





V_OUT = 5 V	F_SW = 400 kHz	I_OUT = 5 A
Frequency Tested: 150 kHz to 30 MHz

Figure 9-56 Radiated EMI Rod versus CISPR25 Limits

V_OUT = 5 V	F_SW = 400 kHz	I_OUT = 5 A
Frequency Tested: 30 MHz to 300 MHz

Figure 9-58 Radiated EMI Bicon Horizontal versus CISPR25 Limits

V_OUT = 5 V	F_SW = 400 kHz	I_OUT = 5 A
Frequency Tested: 300 MHz to 1 GHz

Figure 9-60 Radiated EMI Log Horizontal versus CISPR25 Limits

F_SW = 2100 kHz	V_OUT = 5 V	I_OUT = 5 A
Frequency Tested: 150 kHz to 30 MHz

Figure 9-62 Conducted EMI versus CISPR25 Limits (Yellow: Peak Signal, Blue: Average Signal)

F_SW = 2100 kHz

Figure 9-64 Recommended Input EMI Filter

Table 9-5 BOM for Typical Application Curves

V_OUT	FREQUENCY	R_FBB	R_T	C_OUT	C_IN + C_HF	L	C_FF
3.3 V	400 kHz	43.2 k?	33.2 k?	6 × 22 μF	2 × 4.7 μF + 2 × 100 nF	4.7 μH (XHMI6060)	22 pF
3.3 V	1000 kHz	43.2 k?	13 k?	3 × 22 μF	2 × 4.7 μF + 2 × 100 nF	2.2 μH (744-393-440-22)	22 pF
3.3 V	2100 kHz	43.2 k?	6.04 k?	3 × 22 μF	2 × 4.7 μF + 2 × 100 nF	1 μH (XEL5030)	22 pF
5 V	400 kHz	24.9 k?	33.2 k?	4 × 22 μF	2 × 4.7 μF + 2 × 100 nF	4.7 μH (XHMI6060)	22 pF
5 V	1000 kHz	24.9 k?	13 k?	3 × 22 μF	2 × 4.7 μF + 2 × 100 nF	2.2 μH (744-393-440-22)	22 pF
5 V	2100 kHz	24.9 k?	6.04 k?	3 × 22 μF	2 × 4.7 μF + 2 × 100 nF	1 μH (XEL5030)	22 pF