狼友视频国产精品首页,国产精品第一区二区,丁香五月亚洲综合深深爱

ZHCSIX0H March 2009 – October 2018 LM5008A

PRODUCTION DATA.

封裝選項

機械數(shù)據(jù) (封裝 | 引腳)

NGU|8
- MPDS407A
DGK|8
- MPDS028E

散熱焊盤機械數(shù)據(jù) (封裝 | 引腳)

訂購信息

6.5 Electrical Characteristics

T_J = 25°C and V_IN = 48 V (unless otherwise noted)⁽¹⁾

PARAMETER		TEST CONDITIONS		MIN	TYP	MAX	UNIT
VCC SUPPLY
V_CC Reg	V_CC regulator output	V_IN = 48 V	T_J = 25°C		7		V
V_CC Reg	V_CC regulator output	V_IN = 48 V	T_J = –40°C to 125°C	6.6		7.4	V
	V_IN – V_CC	6 V < V_IN < 8.5 V			100		mV
	V_CC bypass threshold	V_IN increasing			8.5		V
	V_CC bypass hysteresis				300		mV
	V_CC output impedance	V_IN = 6 V			100		Ω
		V_IN = 10 V			8.8		Ω
		V_IN = 48 V			0.8		Ω
	V_CC current limit	V_IN = 48 V			9.2		mA
	V_CC UVLO	V_CC increasing			5.3		V
	V_CC UVLO hysteresis				190		mV
	V_CC UVLO filter delay				3		µs
	I_IN operating current	FB = 3 V, V_IN = 48 V	T_J = 25°C		550		µA
	I_IN operating current	FB = 3 V, V_IN = 48 V	T_J = –40°C to 125°C			750	µA
	I_IN shutdown current	RT/SD = 0 V	T_J = 25°C		110		µA
	I_IN shutdown current	RT/SD = 0 V	T_J = –40°C to 125°C			176	µA
CURRENT LIMIT
	Current limit threshold	T_J = 25°C			0.51		A
	Current limit threshold	T_J = –40°C to 125°C		0.41		0.61	A
	Current limit response time	I_switch overdrive = 0.1 A, time to switch off			350		ns
T_OFF-1	Off-time generator	FB = 0 V, R_CL = 100 kΩ			35		µs
T_OFF-2	Off-time generator	FB = 2.3 V, R_CL = 100 kΩ			2.56		µs
ON-TIME GENERATOR
	T_ON – 1	V_IN = 10 V, R_ON = 200 kΩ	T_J = 25°C		2.77		µs
	T_ON – 1	V_IN = 10 V, R_ON = 200 kΩ	T_J = –40°C to 125°C	2.15		3.5	µs
	T_ON – 2	V_IN = 95 V, R_ON = 200 kΩ	T_J = 25°C		300		ns
	T_ON – 2	V_IN = 95 V, R_ON = 200 kΩ	T_J = –40°C to 125°C	200		420	ns
	Remote shutdown threshold	Rising	T_J = 25°C		0.7		V
	Remote shutdown threshold	Rising	T_J = –40°C to 125°C	0.4		1.05	V
	Remote shutdown hysteresis				35		mV
MINIMUM OFF-TIME
	Minimum off-timer	V_FB = 0 V			300		ns
REGULATION AND OV COMPARATORS
	FB reference threshold	Internal reference, trip point for switch ON	T_J = 25°C		2.5		V
	FB reference threshold	Internal reference, trip point for switch ON	T_J = –40°C to 125°C	2.445		2.55	V
	FB overvoltage threshold	Trip point for switch OFF			2.875		V
	FB bias current				100		nA
THERMAL SHUTDOWN
Tsd	Thermal shutdown temperature				165		°C
	Thermal shutdown hysteresis				25		°C

(1) All electrical characteristics having room temperature limits are tested during production with T_A = T_J = 25°C. All hot and cold limits are specified by correlating the electrical characteristics to process and temperature variations and applying statistical process control.