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CS2001

1.2 A Switching Regulator, and 5.0 V, 100 mA Linear Regulator with RESET

ON Semiconductor 

CS2001

ELECTRICAL CHARACTERISTICS (8.0 V ≤ VBAT ≤ 16 V, 8.0 V ≤ VER ≤ 25 V, 1.0 mA ≤ IV(OUT) ≤ 100 mA,

TTEST = –40°C to 125°C; unless otherwise specified.)

Characteristic

Test Conditions

Min

Typ

Linear Regulator

Output Voltage

Output Driven from VBAT, VER = 25 V

Output Driven from VER, VBAT = 0 V

4.9

–

4.9

–

Regulator Bias Current (from VBAT)

IV(BAT) @ IV(OUT) = –100 mA,

SWSD = 4.0 V, VBAT = 16 V, VER = 25 V

T = –40°C

–

–

T = 25°C

–

–

T = 125°C

–

–

Regulator Bias Current (from VER)

IVER @ IV(OUT) = –100 mA,

SWSD = 4.0 V, VBAT = 0 V, VER = 25 V

T = –40°C

–

–

T = 25°C

–

–

T = 125°C

–

–

Dropout Voltage VBAT – VOUT

VER = 25 V, IV(OUT) = –100 mA (Probe Only)

–

–

Dropout Voltage VER – VOUT

VBAT = 0 V, IV(OUT) = –100 mA

–

–

Smart Switch Threshold

VBAT to VER

VER = 25 V, IV(OUT) = –50 mA

6.5

–

Smart Switch Threshold Hysteresis

VER = 25 V, IV(OUT) = –50 mA

0.5

–

VOUT Output Noise

VBAT = 16 V, VER = 25 V, IV(OUT) = – 1.0 mA,

–

–

C = 10 µF, ESR = 0.5 Ω

Line Regulation

–

–

–

Load Regulation

–

–

–

Output Current Limit

–

120

–

Switching Regulator

Switching Frequency

Pump Drive Current

Switch Saturation Voltage

Output Current Limit

VER = 25V, IV(OUT) = –1.0 mA

CPUMP 270 pF, RI(BIAS) = 30.1 kΩ

∆IV(BAT) for 0 A ≤ IV(SW) ≤ 1.2 A

IV(SW) = 1.2 A

–

135

150

–

–

–

–

1.2

–

VFB Regulation

VFB Input Current

VFB Input Shorted Low Detection

Level

–

VFB Above Short Low Detection Level

–

1.238

1.27

–

–

200

250

CPUMP Short Detection Threshold

–

200

250

Maximum Duty Cycle

–

80

–

VSW Leakage Current

Voltage Tripler

Output Voltage Clamp

VCHG – VER

Initial Charge Time

Maximum Output Voltage Clamp

VCHG

Output Voltage Clamp VCHG

Short Circuit Path Current Limit VER

to VCHG

IV(SW) @ VSW = 50 V, SWSD = VOUT

VBAT = 16 V, IV(OUT) = –1.0 mA, CCHG = 1.5 mF

VER = 8.0 V, IV(CHG) = –30 µA

VER = 12 V, IV(CHG) = –90 µA

CCHG = 0.15 µF, VER = 8.0 V,

VCHG = 14.25 V

–

VER = 28 V, IV(CHG) = 0 µA

–

–

6.25

6.25

–

25

25

–

–

8.0

8.0

–

32.5

32.5

–

Max

5.1

5.1

8.0

7.0

6.0

11

9.0

8.0

1.5

1.5

8.0

1.0

0.05

0.025

0.025

–

165

50

1.6

2.4

1.303

1.0

300

300

95

100

13

13

30

40

40

3.0

http://onsemi.com

3

Unit

V

V

mA

mA

mA

mA

mA

mA

V

V

V

V

V

V

V

mA

kHz

mA

V

A

V

µA

mV

mV

%

µA

V

V

ms

V

V

mA

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