JAJSAQ4F データシート

JAJSAQ4F January 2007 – May 2021 LM5002

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）

D|8
- MSOI002K
NGT|8
- MPDS406A

サーマルパッド・メカニカル・データ

発注情報

6.5 Electrical Characteristics

Typical values at T_J = 25°C, minimum and maximum values at T_J = –40°C to 125°C, V_VIN = 10 V, and R_RT = 48.7 kΩ (unless otherwise noted)⁽¹⁾

PARAMETER		TEST CONDITIONS	MIN	TYP	MAX	UNIT
STARTUP REGULATOR
V_VCC-REG	VCC regulator output		6.55	6.85	7.15	V
	VCC current limit	V_VCC = 6 V	15	20		mA
	VCC UVLO threshold	V_VCC increasing	2.6	2.8	3	V
	VCC undervoltage hysteresis			0.1		V
I_IN	Bias current	V_FB = 1.5 V		3.1	4.5	mA
I_Q	Shutdown current (I_IN)	V_EN = 0 V		95	130	µA
EN THRESHOLDS
	EN shutdown threshold	V_EN increasing	0.25	0.45	0.65	V
	EN shutdown hysteresis			0.1		V
	EN standby threshold	V_EN increasing	1.2	1.26	1.32	V
	EN standby hysteresis			0.1		V
	EN current source			6		µA
MOSFET CHARACTERISTICS
	MOSFET R_DS(ON) plus current sense resistance	I_D = 0.25 A		850	1600	mΩ
	MOSFET leakage current	V_SW = 75 V		0.05	5	µA
	MOSFET gate charge	V_VCC = 6.9 V		2.4		nC
CURRENT LIMIT
I_LIM	Cycle by cycle current limit		0.4	0.5	0.6	A
	Cycle by cycle current limit delay			100	200	ns
OSCILLATOR
F_SW1	Frequency1	R_RT = 48.7 kΩ	225	260	295	KHz
F_SW2	Frequency2	R_RT = 15.8 kΩ	660	780	900	KHz
V_RT-SYNC	SYNC threshold		2.2	2.6	3.2	V
	SYNC pulse width minimum	V_RT > V_RT-SYNC + 0.5 V		15		ns
PWM COMPARATOR
	Maximum duty cycle		80%	85%	90%
	Minimum ON-time	V_COMP > V_COMP-OS		25		ns
	Minimum ON-time	V_COMP < V_COMP-OS		0		ns
V_COMP-OS	COMP to PWM comparator offset		0.9	1.3	1.55	V
ERROR AMPLIFIER
V_FB-REF	Feedback reference voltage	Internal reference and V_FB = V_COMP	1.241	1.26	1.279	V
	FB bias current			10		nA
	DC gain			72		dB
	COMP sink current	V_COMP = 250 mV	2.5			mA
	COMP short circuit current	V_FB = 0 V and V_COMP = 0 V	0.9	1.2	1.5	mA
	COMP open circuit voltage	V_FB = 0 V	4.8	5.5	6.2	V
	COMP to SW delay			42		ns
	Unity gain bandwidth			3		MHz
THERMAL SHUTDOWN
T_SD	Thermal shutdown threshold			165		°C
	Thermal shutdown hysteresis			20		°C

(1) Min and Max limits are 100% production tested at 25°C. Limits over the operating temperature range are ensured through correlation using Statistical Quality Control (SQC) methods. Limits are used to calculate TI’s Average Outgoing Quality Level (AOQL).