Fujitsu MB3788 manual Standard Characteristic Curves, Continued, lCTL1 ∝A

MB3788

■STANDARD CHARACTERISTIC CURVES

1. Power current - supply voltage characteristic

2. Reference voltage - supply voltage characteristic

2.5	TA = +25°C
	CTL1 = 6 V
2.0
Power 1.5	CTL1, 2 = 6 V
current
lCC (mA)1.0
0.5
0

5

4

Reference 3

voltage

VREF (V)

2

1

0

TA = +25°C

0 4 8 12 16 20

Supply voltage VCC (V)

0 4 8 12 16 20

Supply voltage VCC (V)

3.Reference voltage, output current setting pin voltage	4. Reference voltage - ambient temperature characteristic
- supply voltage characteristic

					TA = +25°C		2.56						VCC = 6 V
5					5	Reference 2.54
												VCTL1, 2 = 6 V
						voltage						IOR = -1 mA
4					4	VREF (V)	2.52
Reference					VREF
							2.50
voltage					3
VREF (V)3
						Output	2.48
2					2	current	2.46
						setting
1					1	pin voltage	2.44
						VE (V)
					VE
0					0		-60	-40	-20	0	20	40	60	80	100
									Ambient temperature TA (°C)
0	1	2	3	4	5

Supply voltage VCC (V)

5. Reference voltage - control voltage characteristic 6. Control current - control voltage characteristic

					VCC = 6 V							VCC = 6 V
3.0					TA = +25°C		500					TA = +25°C
2.8							400
Reference						Control
voltage 2.6						current	300
VREF (V)						lCTL1 (∝A)
2.4							200
2.2							100
2.0	1	2	3	4	5		0	4	8	12	16	20
0							0
			Control voltage VCTL1 (V)							Control voltage VCTL1 (V)
												(Continued)

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