KA79L18A中文资料-

Electrical Characteristics 电气特性MC79L18A LM79L18A KA79L18A
(VI=-27V, IO=40mA, CI=0.33iF, CO=0.1μF,0℃≤TJ≤+125℃, unless otherwise specified除非另有说明)

Parameter 参数		Symbol 符号	Conditions 条件		最小	典型	最大	单位
Output Voltage输出电压		VO	TJ=+25 ℃		-17.3	-18.0	-18.7	V
Line Regulation 线性调整率(Note1)		ΔVO	TJ=+25 ℃	-20.7V≥VI≥-33V	-	-	325	mV
Line Regulation 线性调整率(Note1)		ΔVO	TJ=+25 ℃	-21V≥VI≥-33V	-	-	275	mV
Load Regulation 负载调整率 (Note1)		ΔVO	TJ=+25 ℃	1.0mA≤IO≤100mA	-	-	170	mV
Load Regulation 负载调整率 (Note1)		ΔVO	TJ=+25 ℃	1.0mA≤IO≤40mA	-	-	85	mV
Output Voltage输出电压		VO	-20.7V > VI > -33V, 1.0mA≤IO≤40mA		-17.1	-	-18.9	V
Output Voltage输出电压		VO	VI=-27V, 1.0mA≤IO≤70mA		-17.1	-	-18.9	V
Quiescent Current 静态电流		IQ	TJ=+25℃		-	-	6.5	mA
Quiescent Current 静态电流		IQ	TJ=+125℃		-	-	6.0	mA
Quiescent Current Change 静态电流变化	with line	ΔIQ	-21V≥VI≥-33V		-	-	1.5	mA
Quiescent Current Change 静态电流变化	with load	ΔIQ	1.0mA≤IO≤40mA		-	-	0.1	mA
Output Noise Voltage 输出噪声电压		VN	TA =+25℃,10Hz ≤f≤100KHz		-	150	-	μV
Ripple Rejection 纹波抑制		RR	f=120Hz, -23V≥VI≥-33V TJ=+25℃		33	48	-	dB
Dropout Voltage 电压差		VD	TJ=+25℃		-	1.7	-	V

Note
1. Load and line regulation are specified at constant junction temperature. Change in VO due to heating effects must be taken
into account separately. Pulse testing with low duty is used.

极限参数：

Parameter参数		Symbol 符号	Value 数值	单位
Input Voltage输入电压	(for VO = -5V, -8V)	VI	-30	V
	(for VO = -12V to -18V)		-35
	(for VO = -24V)		-40
Operating Junction Temperature Range结温工作范围		TJ	0~ +125	℃
Storage Temperature Range储存温度范围		TSTG	-65~ +150	℃

图1 LM79LXXX引脚排列图

图2 LM79LXXX内部电路图

图3 LM79LXXX典型测试电路图

图4 正负电压对称输出电路

图5 LM78LXXX TO-92封装图片

图6 LM78LXXX 8-SOP贴片封装图片

图7 LM78LXXX SOT-89贴片封装图片