Fujitsu MB3887 manual Typical Characteristics

MB3887

■TYPICAL CHARACTERISTICS

Power supply current vs. Power supply voltage

(mA)	6
							Ta = +25 °C
ICC	5						CTL = 5 V
current	4
supply	3
	2
Power
	1
	0
		5	10		15	20		25
	0
		Power supply voltage VCC (V)
	Reference voltage vs. IREF load current
	6
(V)						Ta = +25 °C
	5					VCC = 19 V
VREF						CTL = 5 V
voltage	4
	3
Reference
	2
	1
	0
	0	5	10	15	20	25		30

Reference voltage vs. Power supply voltage

(V)	6
	5
VREF	4
voltage
	3
Reference
	2
						Ta	= +25 °C
	1					CTL = 5 V
						VREF = 0 mA
	0
		5		10	15				20	25
	0
		Power supply voltage VCC (V)
	Reference voltage vs. Ambient temperature
	5.08
(V)	5.06							VCC = 19 V
								CTL = 5 V
REF	5.04
V
voltage	5.02
Reference	5.00
	4.98
	4.96
	4.94
	4.92
	−40	−20	0	20	40	60			80	100

IREF load current IREF (mA) Ambient temperature Ta ( °C)

CTL terminal current, Reference voltage

vs. CTL terminal voltage

CTL terminal current ICTL (∝A)

1000

900Ta = +25 °C VCC = 19 V

800

700

600			VREF
500
400			ICTL
300
200
100
0
0	5	10	15	20

10

9	(V)
8	VREF
7
6	voltage
5
4	Reference
1
3
2
0

25

CTL terminal voltage VCTL (V)

(Continued)

12